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Categories · Trailer Jack

10 Best Trailer Jack 2026

We compared the top Trailer Jack products so you can quickly spot the strongest options for value, features, and everyday performance.

Last Updated: October 2026 · By BuyersGreatGuide Team
2
Popular Polestar Electric Trailer Jack 5000lbs

Polestar Electric Trailer Jack 5000lbs

A balanced choice for shoppers who want strong features without overspending.
  • Effortless lifting with motorized operation.

  • Durable design supports up to 5000 lbs.

  • User-friendly controls for easy adjustments.

★★★★★
9.5 / 10 Rating
Check Price
3
Best Deal VEVOR Heavy-Duty RV Jack TJD-7000S

VEVOR Heavy-Duty RV Jack TJD-7000S

A smart value pick for buyers focused on savings and practical performance.
  • High weight capacity enhances stability and safety.

  • Durable construction ensures long-lasting performance.

  • Easy installation offers user-friendly setup experience.

★★★★★
9.2 / 10 Rating
Check Price
4
VEVOR 5000 lbs A-Frame Trailer Jack

VEVOR 5000 lbs A-Frame Trailer Jack

  • Supports up to 5000 lbs weight capacity.

  • Provides 15" smooth vertical travel.

  • Adjustable drop leg for versatile use.

★★★★★
8.8 / 10 Rating
Check Price
5
Kohree Electric Trailer Jack Drill

Kohree Electric Trailer Jack Drill

  • Quick and effortless trailer lifting.

  • Durable construction for long-lasting use.

  • Compatible with most electric drills.

★★★★★
8.6 / 10 Rating
Check Price
6
KYX 1500 lbs Swivel Bolt-on Trailer Jack

KYX 1500 lbs Swivel Bolt-on Trailer Jack

  • Easy swivel design for quick mobility.

  • Sturdy 8" wheel for smooth transport.

  • Strong 1500 lbs capacity for heavy loads.

★★★★★
8.4 / 10 Rating
Check Price
7
VEVOR Trailer Jack with Wheel

VEVOR Trailer Jack with Wheel

  • Durable build supports heavy loads effortlessly.

  • Easy maneuverability with ergonomic handle design.

  • Versatile fit for various trailer types.

★★★★★
8.3 / 10 Rating
15% off Check Price
8
Kohree 8000 lbs Adjustable Trailer Jack

Kohree 8000 lbs Adjustable Trailer Jack

  • High weight capacity for heavy-duty use.

  • Adjustable drop leg enhances versatility.

  • Easy manual operation for user convenience.

★★★★★
8 / 10 Rating
$10 Coupon Check Price
9
POPBULL A-Frame Trailer Jack 5000lbs

POPBULL A-Frame Trailer Jack 5000lbs

  • Compatible with cordless drill for easy operation.

  • Offers a generous 30-inch lift height.

  • Adjustable drop leg for versatile height settings.

★★★★★
7.6 / 10 Rating
6% off Check Price
10
Curt 28300 Top Wind Bracket Mount Jack

Curt 28300 Top Wind Bracket Mount Jack

★★★★★
7.5 / 10 Rating
Check Price

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Trailer Jacks: Key Factors to Consider Before Purchasing

A trailer jack is designed to lift, lower, and support the trailer tongue during hitching, unhitching, parking, and limited height adjustments. Manual models operate with a hand crank, while powered versions use a 12-volt motor, and drill-operated models can be powered with a compatible cordless drill, sometimes retaining a hand crank option. Swivel and swing-back designs enable movement parallel to the tongue for better towing clearance. Different mounting types—bolt-on, A-frame, and weld-on—are suited to various trailer structures.

The most important specification to verify is the tongue-load capacity, not the trailer’s gross weight. Product claims typically range from 1,000 to 8,000 pounds, but these figures are often manufacturer-reported. A trustworthy rating should specify the exact product and configuration, backed by proof-load, overload, and functional testing conducted by an ISO/IEC 17025-accredited laboratory or according to relevant standards such as ISO 12140-1 or ASME B30.1. In the reviewed products, none had independent proof-load reports for the specific model. Additionally, some ratings can be misleading; for example, the difference between a 7,000-pound lifting capacity and an 8,000-pound static-support capacity depends on the material and testing.

Top Trailer Jack

Proper fit is equally crucial. Verify the trailer maker’s tongue dimensions, mounting pattern, frame height, hole spacing, fastener grade, torque specifications, and any reinforcement needs. A bolt-on jack should not be assumed to fit universally based solely on a “universal” label. Weld-on jacks require clear weld dimension details and qualified welding procedures. Numerous reviews pointed out missing mounting drawings, torque specifications, tongue thickness limits, or reinforcement guidelines. Conflicting installation descriptions—whether bolt-on or weld-on—were also noted in some products, along with inconsistent minimum-height measurements.

A safe trailer jack involves more than just a footplate or wheel. It should come with clear instructions emphasizing the importance of using firm, level ground, wheel chocks, trailer roll prevention, and fully engaging components like drop-legs or swivel pins. It’s essential to avoid side loads and keep hands or body parts clear from beneath the load. Jacks are not substitutes for rated jack stands and should not be used for tire changes, brake repairs, axle work, or other under-trailer maintenance unless explicitly approved by the manufacturer and supported by appropriate equipment. Wheels assist with repositioning but do not make soft or uneven ground safe.

For powered models, additional verification is necessary. Check for a wiring diagram, fuse or circuit breaker specifications, weatherproof controls, stated current draw, and a manual recovery option. Certification claims should be traceable to a specific model listed in UL Product IQ, Intertek ETL, or CSA databases. None of the reviewed powered jacks had exact electrical model listings. Drill-operated models are not inherently safer; reviews often lacked details regarding drill speed, torque, or operating limits.

Claims of corrosion resistance also require supporting evidence. Terms like “rust-resistant,” “marine grade,” galvanized, powder-coated, or waterproof are marketing statements unless backed by coating specifications and testing records such as ASTM B117 salt spray or ASTM D3359 adhesion tests. Maintenance instructions, replaceable wear parts, parts diagrams, warranty contacts, and durable model identification are important for ongoing repairs and preventing premature disposal.

Overall safety reminders across the reviewed products include: do not rely solely on the trailer’s GVWR instead of actual tongue load measurements; avoid working under a trailer supported only by a jack; do not use unverified mounting hardware, welds, or improper fit; and avoid operating the jack on soft, sloped, or unstable surfaces. Buyers seeking independently verified capacity, electrical certification, corrosion testing, or comprehensive installation details should treat headline ratings alone as insufficient evidence.

Integrity

These topics highlight the risks and evidence that are important when a trailer jack supports a trailer tongue. The scores are relative comparisons among the products provided; a higher score indicates more robust support or fewer gaps in the review for that particular topic. However, it does not imply that the product is certified as safe.

HHealth & Safety

Controls for Reducing Crush and Injury Risks

This assessment evaluates warnings and instructions designed to minimize risks such as collapse, pinching, runaway, and misuse. For trailer jacks, key indicators of safety include the use of wheel chocks, placement on stable, level ground, clear warnings against moving under the trailer, load capacity information, and safe pin or control operation instructions. The scores assigned range from 69 to 82, with higher-scoring products offering specific guidance on anti-roll features and avoiding under-load positioning. Conversely, lower-scoring products do not provide comprehensive manuals or warning details.

Confirmed tongue load capacity

This assessment determines whether the claimed capacity is validated for the specific jack setup and tongue load through testing methods such as proof testing, overload testing, and functional evaluation. Achieving a high score necessitates a detailed product report from a reputable accredited laboratory, rather than relying solely on weight figures. The scoring scale ranges from 55 to 72. The highest scores are based on manufacturer-stated ratings, while the lowest scores indicate vague or unsupported capacity descriptions.

Ensure a secure fit for your trailer

This assessment evaluates whether the mounting type, dimensions, fasteners, welding, and reinforcement requirements are sufficiently detailed to ensure secure and proper installation. Scores range from 55 to 78. Higher-rated products feature clearer bolt patterns and weld instructions, whereas lower-rated products often lack mounting diagrams, hardware grade specifications, torque values, tongue limits, or may provide conflicting descriptions for bolt-on and weld-on applications.

Reliable support on solid ground

This assesses resistance to tipping, sinking, rolling, and unintentional swivel movements during hitching and parking. A high-quality product clearly indicates foot or wheel limits, pin engagement points, stowage locations, and suitability for firm-level ground. Scores range from 70 to 79. Products that include detailed manuals and feature rectangular footplates or clearly defined pin controls tend to score higher. Conversely, products that claim stability on uneven terrain without supporting evidence tend to score lower.

Dependable gears, screws, pins, and latches

This assesses protection against issues such as binding, stripping, lost pins or handles, wheel failure, drop-leg release, and unintended descent. It also evaluates aspects like inspection, lubrication, durability, and the retention of critical components. Scores range from 68 to 77, with higher-rated products providing guidance on inspection and lubrication or exhibiting clearer retention features. Conversely, lower-rated products tend to lack service diagrams, evidence of durability, or information on replacement parts.

Secure Power Operation and Backup Systems

For powered models, this assessment considers wiring, fuses or circuit protection, weather-resistant controls, current information, and manual recovery options. Manual products eliminate common failure modes such as battery, motor, wiring, and fuse issues. Scores range from 72 to 100, as manual models have minimal electrical exposure, whereas powered models differ in their documented backup and protective features. The strongest indicators of reliability include a manual crank or handle, along with overload protection.

Corrosion and weather-resistant durability

This assessment evaluates how well coatings, plated components, seals, drainage systems, and maintenance practices protect load-bearing and electrical parts from water, salt, and exposure during storage. The scores range from 69 to 72, indicating minimal difference due to the nearly complete absence of test evidence for corrosion claims. While information about galvanized, powder-coated, or rust-resistant construction is helpful, providing ASTM B117, ASTM D3359, coating specifications, or similar documentation would strengthen these claims.

EEcology

Sustainable Living with Reduced Waste

This assesses whether features such as maintainable construction, replaceable wear parts, repair information, corrosion resistance, and material transparency can lower the need for replacement and disposal. Scores range from 70 to 74. Products with higher scores typically offer lubrication guidance, serviceable mechanical components, or more detailed maintenance instructions. However, reviews generally indicate the absence of comprehensive parts catalogs, repair programs, recycled material evidence, or independently verified environmental claims.

EEvidence

Honest assessments and compatibility assertions

This assessment evaluates whether a product’s specifications regarding capacity, lift, tongue-load usage, fit, weatherproofing, and power claims are precise and internally coherent. Scores range from 50 to 74. Products with higher scores clearly differentiate tongue load from trailer weight and maintain consistent dimensions. Conversely, lower-scoring products may feature conflicting height measurements, ambiguous descriptions such as “heavy-duty,” unclear distinctions between lifting and support ratings, or unsupported claims related to corrosion resistance and compatibility.

A product that is independently verified and traceable

This assesses whether a specific product has a verifiable certification, inspection, or accredited test record that includes the manufacturer, model, standard, scope, and current status. Scores range from 68 to 70, with minimal variation, as no supplied products had an identified independent certification or accredited test record for the exact model. A seller badge or generic certification statement is not considered equivalent to a searchable record from UL, ETL, CSA, or a recognized laboratory.

Recall Response and Repair Assistance

This assesses the availability of essential information such as the responsible manufacturer, model identification, manuals, replacement parts, warranty contact, and safety remedies. Scores range from 70 to 76, with higher-scoring products offering more transparent support channels, clearer manuals, or warranty details. Overall, detailed product parts catalogs and serial traceability were frequently absent. Although no product-specific recalls were found for the jacks reviewed, this does not guarantee their safety.

Boat Trailer Jack with Wheel 1200 lb
#1 - Best Overall

Boat Trailer Jack with Wheel 1200 lb

Buyer Score 98/100 Integrity Score 74/100 Better Boat

Overview

The product is a manual carbon-steel jack that contains no batteries, motors, wiring, or electronic components, thereby eliminating electronic waste. Better Boat claims that it features a corrosion-resistant, marine-grade coating and recommends annual lubrication for its gears and bushings. Regular maintenance and replacing any available worn parts can help prolong its lifespan. However, no parts catalog, repair diagram, coating specifications, or corrosion testing reports were found. The manufacturer includes a California Proposition 65 warning indicating potential risks of cancer and reproductive harm. This warning does not specify which chemicals or exposure routes are involved with this product. According to California’s guidelines for recreational marine parts, some components may contain regulated chemicals like lead and phthalates, and it is advised to wear gloves when handling these parts and to wash hands afterward. No recall notices from CPSC or NHTSA were identified in the searches conducted.

What works

  • The 1,200-pound rating is specified by the manufacturer. No independent proof-load, overload, endurance, or functional testing reports for this product have been found.
  • The provided instructions do not mention the use of wheel chocks, the necessity of level and stable ground, precautions regarding no under-trailer clearance, or the use of jack stands, even though these are important safety measures when handling trailers.
  • The claim of a corrosion-resistant marine-grade coating is unsupported, as it does not provide details on the coating's chemistry, thickness, salt-spray test results, or adhesion test evidence.
  • A California Proposition 65 warning for cancer and reproductive harm is shown on the product, but the specific chemical or method of exposure is not specified on the product page.
  • No catalog of replacement parts, exploded view diagram, serial traceability information, or certification records could be found.

What does not

  • The manufacturer offers precise fit details, including bolt-on mounting hardware suitable for tongues measuring up to 3 by 5 inches.
  • According to the manufacturer, a side crank and removable wheel can help minimize manual lifting at the trailer tongue.
  • The swivel mechanism features a securing pin and is designed to lock securely in both the parked and stowed positions.
  • The instructions explicitly require inspecting the access to the mounting area and lubricating the gears and bushings at least once annually.

Who is it for

This product is ideal for a trailer owner with a modest-sized trailer whose actual loaded tongue weight comfortably falls within the manufacturer’s specified limit of 1,200 pounds. It is suitable for trailers with a straight tongue no larger than 3 by 5 inches. The product is best suited for regular hitching and unhitching, with occasional manual repositioning on firm, level pavement or shop floors. Buyers should be able to confirm the tongue weight and mounting clearance, install and periodically inspect the provided fasteners, lubricate the mechanism annually, and use separate wheel chocks before uncoupling.

Who is it not for

This product is not suitable for individuals requiring independently documented load testing, corrosion testing, or a certified third-party safety approval for fleet, commercial, or high-risk applications. It should not be used as a trailer-lifting device for under-trailer work, as a replacement for rated jack stands, or to secure an unchocked trailer on a slope. Customers with tongue weights approaching or exceeding 1,200 pounds, tongues outside the specified fitting range, soft or uneven parking surfaces, or those frequently exposed to saltwater should seek additional application-specific documentation and support.

Polestar Electric Trailer Jack 5000lbs
#2 - Popular

Polestar Electric Trailer Jack 5000lbs

Buyer Score 95/100 Integrity Score 72/100 POLESTAR

Overview

The primary safety concern is the risk of crushing and instability associated with tongue jacks. The available instruction manual provides key operational guidance, including the use of wheel chocks, placing the trailer on level ground, supporting the tongue during installation, locking the drop leg, and warnings against stacking blocks. It also explains procedures for overload resets and hand-crank recovery. While these controls are helpful, they do not replace the need for verifying the load capacity, ensuring secure mounting, and never allowing anyone to stand beneath a supported trailer. Steel is identified through independent retail listings, and the marketplace description refers to the construction as alloy steel. However, there are no corrosion test reports, coating specifications, or environmental certifications available. A separate listing for the same model includes a California Proposition 65 warning but lacks accessible chemical details, making exposure risk impossible to assess based on current information. The assembly documentation indicates that mechanical and electrical components are replaceable, which could facilitate repairs, but no detailed parts catalog or long-term service program has been found.

What works

  • There is no accredited proof-load, overload, functional, or endurance test report available for this specific product to support the 5,000 lb rating.
  • No specific UL, ETL, CSA, or other independently certified electrical safety listing was found.
  • Claims of weatherproof and corrosion resistance are not supported by disclosed coating specifications, seal ratings, drainage details, or salt-spray test results.
  • A retailer listing for the same model includes a California Proposition 65 warning; however, the accessible warning record does not specify the chemical involved or the exposure route.
  • The one-year limited warranty is brief, and there is no publicly available parts catalog for ordering replacement components specifically for this product.

What does not

  • According to the manufacturer, electric lifting minimizes the need for repetitive hand cranking during standard hitching and unhitching procedures.
  • Published instructions for the product family specify the use of wheel blocking, operating on level ground, engaging the drop-leg pin, and include a warning against stacking blocks.
  • The documented setup employs three Grade 5, 3/8-inch mounting bolts and specifies an installation torque of 15 to 20 ft-lb.
  • A manual crank override and an overload reset procedure are provided for the closely related product family.
  • The parts diagram shows the components that are subject to wear, such as the gear assembly, ball screw, brake mechanism, motor, and drop leg.

Who is it for

This product is designed for owners of traditional A-frame trailers who require powered tongue lifting for regular coupling, uncoupling, and light leveling tasks. Users should verify that their actual tongue weight, A-frame coupler hole, mounting pattern, battery condition, and ground conditions are compatible. It is best suited for installations where the installer can use the specified Grade 5 hardware and torque, properly hard-wire the 12V connection, and keep the emergency crank for power-loss situations. Buyers should consider 5,000 lbs as the rated safe limit for the jack, not the trailer's Gross Vehicle Weight Rating (GVWR).

Who is it not for

This device is not suitable for individuals who require independently certified or documented proof-tested lifting systems, or for those needing to comply with fleet, workplace, insurer, or engineering standards that demand traceable test records. It should not be used to support personnel, lift beneath a trailer, compensate for uneven or poor ground conditions, or lift a tongue with a verified load exceeding the jack's rated capacity. Additionally, it is not appropriate where an A-frame top-mount connection cannot be verified, where a safe battery connection and grounding path cannot be established, or in environments with high road-salt exposure that require documented corrosion testing.

VEVOR Heavy-Duty RV Jack TJD-7000S
#3 - Best Deal

VEVOR Heavy-Duty RV Jack TJD-7000S

Buyer Score 92/100 Integrity Score 75/100 VEVOR

Overview

The main safety advantages of this product are related to operational controls rather than third-party certification. The manual instructs users to prevent trailer movement by stopping the trailer from rolling, using firm, level ground, avoiding side loading, keeping clear of the load, and never using the jack for service or tire changes. It also emphasizes the importance of fully inserting the drop-leg pin before loading. As a manual device, it contains no battery, wiring, motor, or other powered components, eliminating risks associated with powered operation failures. The manufacturer states that the product is made from carbon steel with a galvanized inner tube and finished with a powder coating. Proper maintenance such as lubrication, cleaning, inspection, and rinsing with fresh water after marine use can extend its service life. However, there are no available corrosion test reports, independent load tests, or certification listings for this product. While there are no recalls specific to this trailer jack listed on the manufacturer’s current recall page, the brand’s recall section does include recalls for other product categories. Responsible owners should keep the manual and regularly inspect the tube, pin, welds, fasteners, and mechanism before use.

What works

  • The claimed 8,000-pound lifting capacity conflicts with an independent listing for the same model, which specifies a 7,000-pound lifting capacity and an 8,000-pound static load capacity.
  • There is no available accredited report for the product's proof load, overload, endurance, or functional testing.
  • There is no verified record of UL, ETL, CSA, or other equivalent independent certifications for this manual jack.
  • Since the welding instructions lack a complete dimensional mounting diagram and trailer-frame reinforcement guidelines, the fit must be verified in accordance with the trailer manufacturer's specifications.
  • The claims regarding coating and splash resistance are made by the manufacturer. No results from salt spray, coating adhesion, or similar corrosion tests were found.

What does not

  • The manual provides detailed instructions for preventing crushing and runaway incidents, including controlling the wheels, working on level solid ground, avoiding side loading, and refraining from working underneath the supported trailer.
  • The instructions for direct-weld installation specify the use of a certified welder and require a continuous 3/16-inch fillet weld, rather than leaving the attachment method unspecified.
  • The adjustable drop leg offers 13.38 inches of travel, and the manual states that its pin must be inserted through both tube sections prior to use.
  • The manual recommends lubricating the internal gear and bushing annually, as well as inspecting for loose screws and bent tubes.
  • The materials specified by the manufacturer consist of carbon steel, a galvanized inner tube, and a powder coating for enhanced corrosion resistance.

Who is it for

This product is designed for experienced trailer owners or fleet operators replacing a welded square-tube tongue jack on a trailer that has already been evaluated for frame, tongue load, coupler clearance, and jack placement. It is suitable where a qualified welder can perform the necessary full-length fillet weld, and where the trailer is primarily used on firm, level ground. The manual’s drop leg helps reduce hand-cranking during routine hitching and leveling. When planning capacity, use the actual tongue load and be cautious about the unresolved difference between 7,000 and 8,000 pounds in lifting capacity.

Who is it not for

This product is not suitable for those looking for a quick, bolt-on installation, an electric jack, a swivel-away design, or a jack designed solely for lifting trailers during wheel, brake, or underbody maintenance. It is also inappropriate in situations where the trailer frame cannot safely support a welded jack, where a certified welder is not available, or where soft, sloped ground is common without proper engineered support. Customers requiring independently verified lifting capacity, certified test data, or a clearly defined dynamic lifting rating should choose a product that provides such documented credentials.

VEVOR 5000 lbs A-Frame Trailer Jack
#4

VEVOR 5000 lbs A-Frame Trailer Jack

Buyer Score 88/100 Integrity Score 76/100 VEVOR

Overview

The primary safety feature is the product-specific manual, which provides important guidelines to users. It instructs users to prevent trailer rolling, work only on flat, solid surfaces capable of supporting the load, keep body parts clear of the jack or load, and properly insert the drop-leg pin through both walls of the tube. These instructions are crucial because this is a manually operated mechanical support device that poses crush and runaway hazards if used beyond its specified limits. The manufacturer describes the product as being made of carbon steel with a rust-resistant coating and a galvanized base. The manual also recommends lubricating the internal gears and bushings annually, inspecting the tubes before each use, and flushing and re-lubricating the jack after exposure to marine environments. While these maintenance steps may help prolong the device’s lifespan, there is no independent report confirming its corrosion resistance or durability. The brand offers a public recall page and support channels; however, no recalls specific to this trailer jack have been identified in the sources reviewed.

What works

  • The 5,000 lb rating is provided by the manufacturer. No independent proof-load or overload test report for this specific product has been located.
  • The published dimensions are inconsistent. The manual specifies a height range of 9.6 to 32.5 inches and a five-hole drop leg, whereas the manufacturer's product page states a range of 9.65 to 24.64 inches.
  • The manual does not specify the size, grade, torque, coupler-hole dimensions, or reinforcement limits of the mounting fastener.
  • The claimed rust-resistant coating and galvanized base do not provide any documented evidence from salt-spray tests, coating adhesion tests, or other corrosion evaluations.
  • No accessible diagram of replacement parts or product-specific parts catalog could be found.

What does not

  • The manual provides specific safety measures to prevent crushing hazards, such as keeping body parts away from supported loads, avoiding tire-service lifts, using level and stable hard ground, and implementing trailer-roll prevention.
  • The manual details the installation of the A-frame using three coupler holes and emphasizes the importance of regularly inspecting and ensuring that all three mounting fasteners stay secure.
  • A secured drop leg with a pin can decrease hand-cranking time once the pin is fully inserted through both tubes.
  • Maintenance instructions include annual lubrication of internal gears and bushings, inspection of the tube before use, and flushing with fresh water after marine Operation.

Who is it for

This product is ideal for owners of traditional A-frame utility, horse, boat, or travel trailers who have verified that their coupler fits the three-hole bolt pattern and that the tongue weight remains within the specified 5,000 lb limit set by the manufacturer. It is best suited for regular hitching and parking on solid, level pavement or compacted ground, where the trailer can be securely chocked and the round footpad is fully supported. Additionally, it is suitable for users who are prepared to perform annual lubrication and pre-use inspections of the equipment.

Who is it not for

This product is not suitable for anyone requiring a jack to lift a trailer for wheel changes, under-trailer maintenance, or extended work beneath a raised load. Do not use it if the A-frame coupler pattern, bolt grade, or mounting thickness cannot be verified, or if welding or structural modifications are necessary without expert guidance. Additionally, it is not recommended for use on soft, sloped, uneven, or poorly drained ground unless a properly engineered support system is employed, avoiding the use of stacking blocks. Customers seeking documented third-party capacity testing or corrosion verification should obtain additional evidence beyond what is provided here.

Kohree Electric Trailer Jack Drill
#5

Kohree Electric Trailer Jack Drill

Buyer Score 86/100 Integrity Score 72/100 Kohree

Overview

The primary safety advantage is that Kohree identifies the rating as tongue weight and offers both drill-compatible and manual operation options. The product page also claims features such as galvanized steel tubing, an oversized footplate, a reinforced inner gear system, and a colored height-limit indicator. However, these are manufacturer claims and have not been independently verified through performance testing. Additionally, the page does not include an operating manual that would verify essential controls, including wheel chocking, level-ground requirements, inspection procedures, drill operating limits, or warnings about working beneath a supported trailer. No product-specific recalls from CPSC or NHTSA were found during the search. Kohree offers a one-year warranty covering manufacturing defects and provides customer service contact information. However, no parts catalog, repair diagram, corrosion-test report, or certified testing documentation for this product could be located. While galvanized steel may help prolong the product's lifespan, its coating durability against exposure to salt, standing water, and road-spray remains unconfirmed.

What works

  • The 8,000-pound capacity is specified by the manufacturer. No certified proof-load, overload, endurance, or operational testing reports for this product could be found.
  • No product-specific operation manual was found, containing important safety instructions such as wheel chocking, use on stable and level ground, inspection intervals, warnings about operating under the trailer, and specified drill torque or speed limits.
  • The installation claim for bolted or welded components does not include a dimensional drawing, specifications for the fastener grade and torque values, or the necessary qualified welding requirements.
  • The material is specified as galvanized; however, there is no information available regarding the coating thickness, salt spray testing results, drainage design, or the corrosion maintenance schedule.
  • There was no independent verification available for UL, ETL, CSA, or similar certifications, inspection reports, or replacement parts catalogs for this product.

What does not

  • Kohree clearly presents the $8,000 figure as a tongue load limit, not as the total trailer gross weight.
  • The manufacturer-designed drill operation and removable hand handle offer two methods for activating the same mechanical mechanism.
  • The manufacturer specifies a wide height range from 4.7 to 33.4 inches and includes a color-coded indicator to show the maximum height.
  • The manufacturer specifies steel construction using galvanized tubing and provides bolt-on mounting hardware.
  • Kohree offers a one-year limited warranty, a 30-day return policy, and provides a dedicated customer service contact.

Who is it for

This product is ideal for owners of A-frame utility trailers, boats, horse trailers, or RV trailers who have measured their actual tongue load and A-frame dimensions. It is particularly suitable when manual hand cranking is acceptable, but a compatible 20 to 24V cordless drill is already available for faster adjustments. The owner should be comfortable verifying that the included brackets fit an A-frame less than 5 inches high, using the manual handle if necessary, and following safe trailer-jack procedures such as chocking wheels and working on stable, level ground.

Who is it not for

This product is not appropriate for individuals requiring independently verified load testing, for use with a listed electrical system, or for obtaining formal certification in commercial, fleet, or safety-critical applications. It is also not suitable for trailers with an unknown tongue load, approaching 8,000 pounds, or with an A-frame taller than the specified bracket limit. Do not use it as a lifting point for under-trailer maintenance, as a replacement for jack stands, or on soft, sloped, or unstable surfaces. Customers needing weld-on installation instructions should choose a product designed with qualified welding specifications.

KYX 1500 lbs Swivel Bolt-on Trailer Jack
#6

KYX 1500 lbs Swivel Bolt-on Trailer Jack

Buyer Score 84/100 Integrity Score 72/100 KYX

Overview

The primary safety concern is related to mechanical support rather than electrical safety. Since this is a hand-crank device, it does not contain a battery, motor, fuse, exposed wiring, or manual override features. Although the manufacturer states a load capacity of 1,500 pounds, there is no independent verification such as proof loading, overload testing, endurance testing, or compliance with a specific jack standard. Therefore, the listed rating should be considered only as a maximum tongue-load limit. Users should verify the actual tongue weight and avoid using the device to support a trailer when anyone is underneath. The product page indicates that the device is made from carbon steel and claims it has an anti-rust coating suitable for marine and outdoor environments. While carbon steel can be durable and recyclable, there is no documentation regarding the coating system, salt-spray testing, drainage design, lubrication instructions, or availability of replacement parts. Additionally, searches for relevant product-specific recalls by CPSC or NHTSA yielded no results. However, this does not constitute safety certification or guarantee long-term resistance to corrosion.

What works

  • There is no available independent proof-load, overload, endurance, or functional test report for the specified 1,500-pound rating.
  • There was no record of a product-specific instruction manual or warning label on the product to verify guidance on wheel chocking, operating on level ground, no under-trailer inspections, or pinch-point precautions.
  • The dimensions of the mounting plate, compatible tongue dimensions, bolt grade, tightening torque, and welding specifications are not specified.
  • The claims regarding anti-rust and marine use are unsubstantiated, as there is no available coating specification, salt-spray test results, drainage details, or maintenance schedule.
  • There is no parts diagram, replacement parts catalog, or independent certification record available for this product.

What does not

  • Manual operation prevents battery drain, motor malfunctions, and issues with trailer wiring.
  • The product page specifies a capacity of 1,500 pounds and a 10.6-inch lift for this configuration; however, these figures have not been independently tested or verified.
  • An 8-inch wheel and swivel stow position are specified, facilitating easy hitching procedures and ensuring sufficient towing clearance when properly secured.
  • The listing highlights that the product is made from carbon steel and comes with a one-year warranty from the manufacturer.

Who is it for

This product is ideal for owners of small trailers whose actual tongue load comfortably falls within the specified 1,500-pound limit. It is designed for those who need a simple hand-crank jack for occasional hitching and minor height adjustments. It is best suited for situations where the trailer tongue, mounting setup, hardware, and clearance when stowed can be verified prior to installation. Users should be ready to seek proper installation instructions, secure the trailer wheels with chocks, operate on stable, level ground, and regularly check the fasteners and swivel lock for safety.

Who is it not for

This product is not suitable for individuals choosing a jack based on the trailer's gross weight rather than the measured tongue load. It is also not appropriate for trailers with uncertain mounting dimensions, damaged tongues, or those requiring professionally engineered weld-on modifications. Customers who need verified proof of capacity, certified inspection records, specified mounting torque, replacement gears or wheels, or comprehensive maintenance instructions should select a product that provides these documented details. Additionally, it is not designed for lifting a trailer for maintenance purposes, supporting people underneath the trailer, or used on soft, inclined, sandy, or unstable surfaces.

VEVOR Trailer Jack with Wheel
#7

VEVOR Trailer Jack with Wheel

Buyer Score 83/100 Integrity Score 76/100 VEVOR

Overview

The essential safety information is provided in the product manual. It advises users to prevent trailer movement by stopping the trailer from rolling, to operate on firm, level ground, to stay clear of the supported load, to stay within the specified capacity, to fully retract the jack before moving the trailer, and to re-engage the swivel pull pin. These safety measures are important because failures of the trailer jack can result in crushing injuries or runaway trailers. There are no available independent test reports for load capacity, overload, durability, or corrosion resistance specific to this product. The manufacturer specifies that the trailer jack is made of alloy steel with a corrosion-resistant finish and features a polypropylene wheel. Maintenance guidelines recommend cleaning, lubrication, inspecting for bent tubes before use, and flushing with fresh water after marine use. Proper maintenance can help prolong the jack’s lifespan and minimize waste from early replacements. However, there is no certification of environmental standards or specific data on coating durability. The brand’s recall page lists other product recalls but does not currently mention this trailer jack. A retailer offers a one-year warranty on the product.

What works

  • There is no available certified independent test report confirming the load capacity, overload resistance, durability, or corrosion resistance for this specific product.
  • The safety manual states that lifting or leveling should not be performed without a properly installed footpad. However, the provided documentation indicates that the ground interface is a caster wheel, without clarifying when a separate footpad is necessary.
  • The published dimensions lack clarity, showing a lift range of 12.8 to 23 inches while also providing height figures of 25 inches and 48.2 inches.
  • The manual specifies bolt-on mounting but does not include trailer tongue dimensions, bolt torque specifications, or a qualified fit chart.

What does not

  • The manual clearly states to prevent trailer rolling by keeping body parts away, adhering to weight limits, and operating on level, firm ground.
  • The manual includes documentation for bolt-on mounting hardware, Nylock nuts, a pull pin, and instructions for inspecting the fasteners.
  • The manual details the yearly lubrication of internal gears and bushings, wheel and axle lubrication, and the procedure for fresh-water flushing following marine operation.
  • It is a completely manual jack, meaning it does not require a battery, motor, wiring, or any powered operation, eliminating potential failure modes associated with these components.

Who is it for

This product is ideal for a light trailer owner whose actual tongue weight comfortably falls within the manufacturer's specified 1,000-pound limit, and whose trailer tongue can accommodate the provided bolt-on bracket. It is best suited for regular hitching, unhitching, and short repositioning on stable, level pavement or compacted ground. Buyers should be prepared to measure the installed height and ensure proper fit of the bracket prior to installation, secure the trailer to prevent rolling, regularly inspect the pin and fasteners, and perform routine lubrication maintenance.

Who is it not for

This product is not suitable for individuals requiring a jack for tire changes, under-trailer maintenance, lifting on uneven or soft surfaces, or supporting a trailer with people underneath. It is also not ideal when the tongue load is near or exceeds 1,000 pounds, or if the trailer has an unconventional tongue shape or mounting area. Additionally, it may not be appropriate when precise corrosion resistance documentation is needed. Customers seeking certified load testing, specified mounting torque, or detailed footpad installation instructions should choose a product that provides those records.

Kohree 8000 lbs Adjustable Trailer Jack
#8

Kohree 8000 lbs Adjustable Trailer Jack

Buyer Score 80/100 Integrity Score 75/100 Kohree

Overview

The primary safety advantage of this product is its simplicity. Being a fully manual jack, it eliminates concerns related to 12-volt electrical circuits, battery drain, motor failures, or electrical overrides. Kohree highlights features such as a bolt-on mounting design, a five-position drop leg, an extra-wide foot plate, and a grease fitting, all of which facilitate proper setup and maintenance. However, these are manufacturer claims and have not been independently verified for safety. Constructed from steel and equipped with a grease fitting, the jack may have an extended lifespan if regularly lubricated and protected against corrosion. Kohree states that the tubes are finished with zinc coating but does not disclose details like the steel grade, coating thickness, salt-spray resistance, adhesion test results, a parts catalog, or repair instructions. No recalls or regulatory actions related to this product have been reported in U.S. recall databases. The company offers a 12-month warranty and provides support contact information, although the availability of replacement parts has not been confirmed.

What works

  • The 8,000-pound capacity is specified by the manufacturer. There is no evidence of a model-specific proof test, overload test, or an independent accredited laboratory report.
  • No product-specific operating manual or visible warning labels were found, so instructions regarding wheel chocking, level ground positioning, no-under-trailer precautions, pinch points, and inspections remain unverified.
  • The manufacturer does not provide information on mounting bolt grade, torque specifications, bracket measurements, tongue reinforcement requirements, or a detailed installation drawing with dimensions.
  • The corrosion claim is not backed by any published results from salt spray tests, coating adhesion tests, or similar corrosion assessments.
  • The listing refers to the material as alloy steel, whereas another retail listing describes it as carbon steel. Neither source specifies the grade or provides detailed information about the coating layers.

What does not

  • Manual operation removes the need for a battery, motor, wiring, fuse, and manual recovery issues.
  • The manufacturer offers installation instructions for concrete frames ranging from 2 to 5 inches thick and details a bolt-on bracket system that includes the necessary mounting hardware.
  • The manufacturer's specified height adjustment range of 24.8 to 53.5 inches helps minimize the crank travel required for various tongue heights.
  • A built-in grease fitting is a valuable maintenance feature, provided it is lubricated regularly according to the proper inspection schedule.
  • Kohree's product page details customer support contact information, a 30-day return policy, and a 12-month warranty.

Who is it for

This product is ideal for owners of non-motorized boats, utility trailers, cargo trailers, horse trailers, or camping trailers with tongue frames that are actually 2 to 5 inches thick. It is suitable when the measured tongue load remains comfortably below the manufacturer’s specified limit of 8,000 pounds. The product is particularly useful in situations requiring a wide adjustment range and a drop leg to accommodate varying hitch heights or uneven parking surfaces. Installation should include verifying the condition of the frame, ensuring sufficient bracket clearance, proper fit of mounting hardware, and adherence to safe support practices, rather than relying solely on general trailer specifications.

Who is it not for

This product is not appropriate for those requiring documented independent load testing, certified equipment, or a comprehensive published installation and safety manual. Do not interpret the 8,000-pound capacity as authorization to lift a trailer by its gross weight or to support individuals underneath a trailer. Additionally, it is not suitable if the tongue frame is outside the specified 2 to 5-inch range, is corroded or damaged, requires engineered reinforcement, or if soft, sloped ground cannot be stabilized with appropriate pads and wheel chocks.

POPBULL A-Frame Trailer Jack 5000lbs
#9

POPBULL A-Frame Trailer Jack 5000lbs

Buyer Score 76/100 Integrity Score 70/100 POPBULL

Overview

The primary safety concern is the risk of crushing and instability associated with trailer jacks. Public safety information from NHTSA for trailer jacking highlights the importance of using level, solid ground, wheel chocks, and adequately rated supports. These safety precautions should be followed regardless of this specific product, as no product-specific manual or warning labels were found. Additionally, no recalls or regulatory warnings related to this product have been identified in publicly available CPSC and NHTSA materials. However, the absence of such warnings does not guarantee that the product has been tested or is free of defects. The product listings describe the jacks as made from either iron or galvanized steel, with promotional claims of corrosion resistance. However, no details about coatings, ASTM salt-spray testing results, coating adhesion tests, drainage features, repair instructions, or parts replacement catalogs were found. While steel can be recyclable at the end of its life, its long-term durability depends on proper maintenance of the finish, screw mechanisms, pins, and mounting hardware. The one-year warranty offered provides limited support for repairs but does not confirm that the product will perform durably in the field.

What works

  • There is no available proof-load, overload, endurance, or functional test report from an accredited laboratory to support the claimed 5,000-pound rating for the model.
  • No accessible installation manual or dimensional drawing was found to confirm hole spacing, necessary fasteners, torque specifications, tongue compatibility, reinforcement, or safe mounting methods.
  • No safety instructions or warning labels were found regarding wheel chocking, level ground procedures, staying clear of underneath the trailer, pinch points, or handling the drop-leg.
  • The product details are inconsistent: the specifications mention iron, whereas the promotional material states galvanized steel.
  • A catalog of replaceable parts, an exploded diagram, a lubrication schedule, or corrosion test results could not be found.

What does not

  • The five-level drop leg listed by the manufacturer can decrease crank travel when trailer height changes.
  • The listing indicates that it can be operated using either a cordless drill or manual cranking, meaning it does not rely on an installed electric motor or trailer battery, as stated by the manufacturer.
  • A nine-hole A-frame mounting pattern is specified, suggesting a permanent attachment rather than a loose support setup.
  • The product comes with a one-year manufacturer warranty.

Who is it for

This product is suitable for owners of traditional A-frame utility, horse, or RV trailers who have confirmed that their trailer's actual tongue load is within the specified 5,000-pound capacity and can verify the mounting pattern directly on the trailer. It is particularly useful when a five-position drop leg can reduce setup time, and when the owner already has a compatible 20-24V cordless drill. The installer should be capable of independently verifying fit, hardware compatibility, clearances, and safe installation practices, as specific model installation instructions are not readily available.

Who is it not for

This product is not suitable for anyone requiring independently verified load capacity for commercial, frequent, high-stakes, or near-maximum lifting applications. It is also inadequate for trailers that need documented bolt patterns, fastener grades and torque specifications, welding instructions, or a manufacturer-approved reinforcement plan. Do not use it as a lifting device for trailers or as a support for under-trailer work. Buyers who cannot confirm the actual tongue weight, operate on uneven ground, fail to chock wheels, or do not inspect the mounting structure should choose equipment with clearer instructions and traceable testing documentation.