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Bosch Gen 3 Bearing Identifier

Bosch Gen 3 Identifier Guide

If you are replacing the bearings yourself, you can identify which bearing goes where and individually purchase just the ones you need!

These are all the common bearings in the Bosch ebike Generation 3 Active Line, Active Line Plus and Performance Line motors.

Bosch Generation 3 (BDU3xx) motor (NOTE: Large chainring)

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