This is the necessary tool to remove the Bosch spider. On the Active / Active Line + Bosch eBike systems.
This comes in handy if you need to remove the spider / sprocket to gain access to the motor behind for routine maintenance.
You will also require the Yamaha Crank Puller (listed in related products) the standard Bosch crank puller will be too large for the axle on the new Active Line/Plus systems.
PLEASE NOTE: This is for Bosch Active Plus systems produced on/after 2018 (Featuring a big sprocket on the front).
Please make sure your motor system has a big sprocket on the front and looks a similar shape to this:
Please Note: We no longer accept returns on tools. Please make sure you follow the clear guidance above for motor type. We have had instances where people have used the tools and tried to return them.