Bosch Gen4 Gen3 Brose Specialized Yamaha PW Lockring Tool

This Bosch lockring tool is used to fit and remove the lockring on generation 3ª and 4ª Bosch drive units. Designed for anyone servicing their own eBike or working in a workshop.

• Remove and refit the lockring without improvising with unsuitable tools
• Compatible with generation 3ª and 4ª Bosch drive units
• One tool in the pack, ready to use in the workshop or garage
• Before ordering, check that your motor is Gen3 or Gen4

Technical specifications

• Compatibility: generation 3ª and 4ª Bosch drive units
• Colour: black
• Pack contents: 1 lockring tool
• Intended use: fitting and removing the lockring on generation 3ª and 4ª drive units

Founded in Germany in 2009 as a start-up within the Bosch Group, Bosch eBike Systems is now based in Kusterdingen. It develops motors, batteries and on-board computers to support e-bike riders. In 2010, it presented its first electric bicycle drive system at Eurobike.