Views: 689 Author: ThinkWell Publish Time: 2026-11-05 Origin: Site
When an off-road 4x4 vehicle is high-centered on rocks or bogged to the axles in deep mud, conventional bottle jacks lack the required stroke and ground clearance. A heavy-duty farm jack (high-lift recovery jack) delivers up to 60 inches of mechanical elevation, enabling overlanders to lift vehicle chassis, extract trapped wheels directly, push obstacles, and winch when no anchor trees are in reach.
Core Specifications & Models of 4x4 Farm Jacks
Specification Table for Heavy-Duty 4x4 Farm Jacks and High-Lift Recovery Equipment
Model & Size | Rated W.L.L / Test Load | Max Lift Height | Structural Features & Applications |
TKFJ-48 (48" Standard) | 7,000 lbs (3,175 kg) WLL / 10,500 lbs Proof | 38.6" (980 mm) | High-Strength Steel Perforated Rail; Ideal for Standard 4WD & SUV Recovery |
TKFJ-60 (60" High-Lift) | 7,000 lbs (3,175 kg) WLL / 10,500 lbs Proof | 49.5" (1,260 mm) | Extended Lifting Beam for Lifted Trucks, Long-Travel Suspensions & Rock Crawlers |
TKFJ-33 (33" Utility) | 7,000 lbs (3,175 kg) WLL / 10,500 lbs Proof | 25.5" (650 mm) | Compact Profile for UTVs, ATVs, Agricultural Equipment & Trailer Maintenance |
Wheel Lift Adapter (Lift-Mate) | 5,000 lbs (2,270 kg) Capacity | Direct Wheel Elevation | Rubber-Coated Forged Steel Hooks; Lifts Tires Clear of Ruts Without Suspension Droop |
Mechanical Engineering & Multi-Functional Applications
The 4x4 farm jack operates via a dual-climbing-pin ratchet mechanism that steps incrementally along a high-tensile perforated steel standard bar. Quenched and tempered cast steel climbing components prevent shear failure under high dynamic shock loads. With an adjustable top clamp-clevis, the tool quickly converts between a vertical jack, an emergency hand winch with recovery chains, a high-force spreading clamp, and a heavy post puller.
Essential Safety and Operating Guidelines
Direct Wheel Lifting via Lift-Mate: Attach wheel lift hooks directly into wheel spokes to elevate the tire without taking up extended suspension droop, allowing rapid insertion of traction boards.
Always Deploy an Off-Road Base Pad: On soft sand, mud, or snow, place an enlarged off-road jack base beneath the steel footplate to prevent the jack from sinking or tilting under load.
Maintain Handle Control & Lock Reversing Latch: Always maintain a firm two-handed grip on the handle during lowering to prevent kickback, and lock the handle in the upright position before releasing.
