Bosch 4 ebike motor bearings (BDU4XX)

ID: 2050-0

Ref:

Bearings for Bosch 4 ebike motors (Active, Performance, Performance CX with motor code starting with BDU4 and big chainring). With this bearings you can make the maintenance to your Bosch of 4th generation ebike motor. Select the needed bearing or the Full Kit option.

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Different bearing kits for Bosch 4 ebike motors (Active, Performance, Performance CX). The Bosch Gen4 motors has motor code starting with BDU4 and big chainring (from 32T to 44T) With this bearings you can make the maintenance to your Bosch of 2nd generation ebike motor.

- PLB40520: Right hand crankshaft bearing.
- PLB40521: Left hand crankshaft bearing.
- PLB40522: Main drive support bearing case side.
- PLB40523: Armagure support bearing left.
- PLB40524: Drive gear bearing lower housing.
- PLB40525: Transfer gear shaft needle bearing, lower housing.
- PLB40526: Gear shaft needle bearing, lower housing.
- PLB40527: Drive gear support bearing for right hand motor cover.
- PLB40528: Drive gear sprag bearing.
- PLB40529: O-ring, lower armature bearing support.
- PLB40530: O-ring, sprocket carrier.
- PLB40531: O-ring, gear shaft small.
- PLB40532: O-ring, left hand crankshaft.
- PLB40701: Full bearing overhaul kit.

NOTE: Not original Bosch replacements, but 100% compatible.

NOTE: to change Bosch bearings you will need some mechanical experience changing bearings. Change yourself the bearigs voids the motor warranty.