Bulldog 8x 12K 2-Speed Square Trailer Jack w/ Spring Return and Planetary Gearbox

Bulldog 8-Pack 12,000 lb Two-Speed Square Trailer Jacks with Spring Return & Planetary Gearbox

Equip your heavy-duty trailers with reliable lifting power and effortless cranking. This bundle of eight Bulldog two-speed square jacks delivers 12,000 lb static capacity, features a spring-return drop leg, and houses an integrated planetary gearbox for smooth, efficient operation under load.

Bundle Contents:

• QTY (8): Two-Speed Square Trailer Jack, 12,000 lbs. Lift Capacity, Sidewind, 12½" Travel
  • High-strength alloy steel construction
  • Sidewind handle crank for precise control
  • 12½" travel range for versatile trailer heights
  • First-of-its-kind two-speed gearbox optimized for drop-leg jacks
  • Low gear: 27 turns per 1" (planetary) & 29 turns per 1" (traditional)
  • High gear: rapid 9 turns per 1" for fast lifting
  • Spring-return drop leg for quick retraction
  • Compact planetary gearbox fits inside outer tube—no spacers needed

We recommend verifying your trailer’s original equipment requirements and performing regular maintenance to ensure peak performance and safety.

Order today or call us at 1-201-580-9007 for expert advice and personalized service.