This special plastic seal the protects from dirt and ingress into the main drive bearing on all Bosch Performance, Active Line and Performance CX drive units.
For Bosch eBike systems from 2014 to current.
We also sell the Bosch Active / Performance Spider Tool & the Bosch eBike Crank Puller to fit this part. Available from our store.
Will look like this when fitted:
The Bearing Protection Ring received late to-day.
Thank you for the quick service - it arrived in plenty of time for my cycling holiday on canal towpaths in Wiltshire next week where there is likely to be plenty of dirt!!! Regards