Boat Trailer Jack Repair
Your trailer jack needs to be in excellent condition whenever you’re heading to the water — otherwise, hooking and unhooking the trailer can become difficult if not impossible. Marine Parts Source has a large selection of trailer jack parts to do necessary maintenance and repair on your hauler. You can find boat trailer crank parts, a jack replacement handle, trailer jack wheel assemblies, footplates and many other parts. They are genuine OEM parts offering the same proven quality and performance as what came with your trailer. Trailer jacks are subject to wear, tear and corrosive saltwater just like your boat — so take care of them with the right replacement parts.
A small part failure can put the whole trailer out of commission. That’s why Marine Parts Source has same-day shipping for all in-stock parts. With warehouses across the U.S., we’ll get you your new marine trailer parts fast. They come from leading brands like Curt that are trusted in the marine industry.
Jack Repair Parts
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Replacement Direct-Weld Square Jack Handle Kit | Curt 28960CURT-28960Qty In Stock: 3Brand: CurtThis replacement side-wind jack handle kit is intended to fit the CURT direct-weld square jack #28575. It includes a handle, gear, pin, washer and bushing to allow for easy raising and lowering of the jack post. It also comes with a comfortable black plastic grip.
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Replacement Swivel Jack Gears for Side-Wind Jacks | Curt 28924CURT-28924Qty In Stock: 4Brand: CurtThese replacement gears are intended to fit a CURT swivel jack and provide smooth raising and lowering of the jack post. The kit includes two gears and two shear pins.
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Jack 12K Plunger Pin | Curt 28955CURT-28955Qty In Stock: 2Brand: CurtThis replacement retainer pin is intended fit the CURT direct-weld square jack #28512. It features a spring-loaded design and inserts into the jack foot to keep it stored during travel. It features a 3/4" pin diameter and comes with a spring, washer and cotter pin.
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Replacement Swivel Jack Bearing for Top-Wind Jacks | Curt 28922CURT-28922Qty In Stock: 2Brand: CurtThis replacement bearing is intended to fit a CURT top-wind swivel jack. It is rated for 2,000 to 5,000 lbs.
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Jack Caster Wheel & Bolt | Curt 28912CURT-28912Qty In Stock: 1Brand: CurtThis replacement wheel caster is intended to fit a CURT marine jack. Designed to withstand the wear and tear of frequent water exposure, CURT marine jacks are the jack of choice for the avid fisherman or boating enthusiast. The caster wheel allows for greater mobility and easier coupling of your trailer. This package includes a wheel and mounting hardware.
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Replacement Marine Jack Cap for Side-Wind Jack | Curt 28925CURT-28925Qty In Stock: 2Brand: CurtReplacement Marine Jack Cap for Side-Wind Jack Learn More© 2025 Marine Parts Source. All Rights Reserved.