This bearing supports the electric motor armature and fits into the left hand motor cover (non drive side).

Bosch Generation 4 BDU4xx

Bosch Gen 4 Motor eBike Motor Centre

This kit contains the bearings, seals and circlips required to overhaul the Bosch Gen 4 crankshaft. We don’t usually say this, but we would not recommend you tackle this motor without a lot of specialist tools and a strong mechanical engineering background.

This kit will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

Bosch Gen 4 Motor

Please see bearing identifier for bearing position.

Bearing will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

Please see bearing identifier for bearing position.

Bearing will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

 

Bosch Gen 4 Motor

Please see bearing identifier for bearing position.

Bearing will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

Bosch Gen 4 Motor

This bearing supports the left hand side of the Bosch Gen 4 crankshaft. It will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

 

Bosch Gen 4 Motor eBike Motor Centre

Please see bearing identifier for bearing position.

Bearing will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

 

Bosch Gen 4 Motor

This kit contains every bearing that is changeable in the Bosch Gen 4 motor. We don’t usually say this, but we would not recommend you tackle this motor without a lot of specialist tools and a strong mechanical engineering background.

This kit will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

Bosch Gen 4 Motor

This is the bearing that supports the right hand (drive side) of the Bosch Gen 4 crankshaft. It will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

Bosch Gen 4 Motor

Please see bearing identifier for bearing position.

Bearing will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

 

Bosch Gen 4 Motor

Please see bearing identifier for bearing position.

Bearing will fit the Gen 4 Performance Line CX, Cargo and Speed motors.

Bosch Generation 4 motor BDU4xx.

 

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