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STEEL & TORQUEHeavy machinery parts
423-26-31300In stockFinal Drives

WA380-6 Planetary Gear Set — Komatsu Wheel Loader

Looking for a Planetary Gear Set for the WA380-6 Komatsu Wheel Loader? You are in the right place. Send us your machine serial and the parts desk confirms fitment, condition and price — we normally answer within one business day. The final drive is the most expensive item in the driveline. A core exchange cuts the cost when the machine is already in the shop.

Call to help verify fitment and always confirm the part number before ordering.

Pricing & availability

This part is quoted individually — new, rebuilt and used options are often available.

ConditionOn request
Call the parts desk

OEM — Factory part, full warranty, exact fitment to the machine serial.

Fits these machines

Partial list from OEM application data. Send us your model and serial and we will confirm the fit.

WA380-6 Planetary Gear Set
WA380-6 · Komatsu423-26-31300

Specifications

SpecificationsValue
OEM part number423-26-31300
MachineWA380-6 (2004–2015)
Serial rangeA50001 – C50000
Part categoryFinal Drives

Final Drives

Other parts in this category

WA380-6 →

Fitment guarantee

If it does not fit, we make it right — fast.

Fast order processing

Most orders ship within 1–2 business days.

Real parts people

Call, text or chat with a parts expert.

Core return

Rebuilt core with a return label and a 30-day credit.