Planetary Gearbox compatible with Caterpillar 340, New
We’re the Planetary Gearbox Experts—Talk to a Pro Today.
We’ve rebuilt and imported thousands of final drives and pumps for machines just like your Caterpillar 340. Our technicians work on these daily—so if you have a question or need help choosing the right unit for your job, call us at (281) 259-5267. We’ll get you back up and running, fast.
New Aftermarket Gearbox for Caterpillar 340. Introducing our high-performance Aftermarket Gearbox, engineered with precision to ensure compatibility and seamless integration with your Caterpillar 340. Designed for both durability and efficiency, this gearbox rivals the performance of original parts. Recognized for its robust construction. Experience the synergy of top-tier craftsmanship combined with value. Opt for affordability without compromising on quality. Every gearbox is backed by a limited lifetime warranty, offering peace of mind and a testament to its reliability. Ideally suited for your Caterpillar 340, it serves as a direct replacement for gearboxes with part numbers: .
Origin: AFT
Fit: Form, Fit, & Function
Warranty: 2 Year + Limited Lifetime
FREE Next Day Shipping
Get your machine running again, fast. One call, done right.
Limited Lifetime Warranty
Quality backed by the technicians who do the work.
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Don’t guess—get it right or your money back.
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We Are The Hydraulic Parts Experts
We’re a Texas-based company offering new and remanufactured OEM and aftermarket final drive motors, pumps, and spare parts. Unlike many online resellers who merely drop-ship imports, we repair, test, and rebuild in-house.
We are unique in that we are not just a part distributor. We specialize in repairing, testing, and rebuilding hydraulic parts for heavy equipment. That is how we offer unrivaled expertise and support to our customers.
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Real Expertise:Speak directly with technicians who build and service final drives every day—not sales reps reading from scripts.
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Warranty That Works:We stand behind everything we sell—no runaround and no excuses.
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Tested Quality:Every drive is thoroughly tested before shipping—your downtime isn’t our experiment.
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American Craftsmanship:We rebuild in the USA and offer proven imports—so you always get the best solution for your machine and budget.
"Arrived Immediately"
Trew was amazing to work with very communicative, my parts arrived immediately. I’m very satisfied and will do business again.
"Fast and Accurate"
Shayne, got me what i needed extremely fast and accurate. will use again. great product, great service.
"Great Company"
Great company. Smart people answer the phone and want to help. They have a loyal customer in me after first purchase.
"Highly Recommend"
Ordered on Monday, received on Tuesday. Highly recommend this business.
"Best Prices"
Last minute thing didn’t waste no time had a new final drive motor in 2 hrs or less thanks to Trew for looking out for us. Customer friendly and best prices in Tx.
"Genuinely Helpful"
Everyone at this company is genuinely helpful and are on top of their game this business will truly have my returning business.