Final Drive Gearbox Reducer TM04 PHV-390-53B for Komatsu PC35 PC40 Excavator Spare Parts

High-quality final drive gearbox for Komatsu PC35/PC40 excavators. Direct replacement with warranty.

Product Specifications

Product Description

The TM04 Final Drive Gearbox Reducer is a critical power transmission component that transfers engine power to the excavator tracks through planetary gear reduction. Designed for Komatsu PC35 and PC40 mini excavators, this final drive ensures smooth track movement and reliable performance in demanding working conditions.

Model PHV-390-53B is a brand new, 100% tested replacement unit that serves as a direct replacement for the original final drive gearbox. It maintains optimal torque output and track speed, ensuring your Komatsu mini excavator performs at its best. Payment via T/T.

Why Choose Us

✅ OEM quality at competitive price

✅ 12-month warranty

✅ Fast delivery 3-5 days

✅ Strict QC inspection

✅ Custom packaging available

FAQ

Q: Function of final drive gearbox?

A: Transmits engine power to tracks through planetary gear reduction, providing torque and track movement.

Q: Fault symptoms?

A: Unusual noise, reduced track speed, oil leaks, or difficulty turning.

Q: OEM or aftermarket?

A: High-quality aftermarket meeting OEM specs.

Q: Delivery time?

A: 3-5 days for stock, 7-15 for bulk.

Q: Packaging options?

A: OEM, neutral, or custom packaging available.

About Guangzhou Qianchuan Machinery Parts Co., Ltd.

广州千川机械配件有限公司 — 13+ Years experience, 6575++ products, serving 200++ countries. OEM & aftermarket parts for excavators, loaders, and fork lifts. Specializing in Cat, Komatsu, Kubota, Sany, XCMG, Doosan, and more.

Contact us for wholesale pricing!

WhatsApp: +86 15360646166

Tim@partsforexcavator.com | www.partsforexcavator.com