![PLB40700 Gen 4 Crankshaft bearing kit](https://www.ebikemotorcentre.com/wp-content/uploads/2022/11/PLB40700-Gen-4-Crankshaft-bearing-kit.jpg)
![Bosch-Gen-4-bearing-identifyer.png](https://www.ebikemotorcentre.com/wp-content/uploads/2021/08/Bosch-Gen-4-bearing-identifyer.png)
Bosch Gen 4 Crankshaft bearing overhaul kit. Part No PLB40700
£66.83 incl VAT£55.69 excl VAT
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](https://www.ebikemotorcentre.com/wp-content/uploads/2022/11/Bosch-Gen-4-Right.png)