This Bosch Service Kit includes the Bearing Protection Ring designed specifically for mid-drive motors on Bosch Active Line and Active Line Plus systems. Ideal for maintaining optimal motor performance, this small yet essential part helps extend the life of your Bosch ebike drive unit. Compatible with BDU3XX models up to serial number 859302XXX.

FEATURES

FEATURES:

• Genuine Bosch service part for mid-drive motors
• Compatible with Active Line and Active Line Plus drive units
• Fits Bosch BDU3XX motors with serial numbers up to 859302XXX
• Helps protect and maintain bearing integrity
• Designed specifically for ebike applications