05/903806 2nd Reduction Assembly For JCB

The part number JCB 05/903806 refers to the 2nd Stage Planetary Reduction Gear Carrier Assembly (also known as the 2nd Reduction Gear Set) for the final drive / track gearbox on JCB tracked excavators.

Compatible Models:

It is primarily used in JCB 20 to 26-ton JS Series tracked excavators, including:

JS190, JS200, JS210, JS220, JS235, JS240, JS260, JZ235

Function: Located inside the track gearbox (final drive), this assembly provides the secondary gear reduction necessary to multiply hydraulic motor torque and propel the excavator’s heavy tracks.

05/903806 2nd Reduction Assembly For JCB

05/903806 2nd Reduction Assembly