The e*thirteen chain guide developed with Bosch helps keep the chain locked on the chainring when pedalling over rough terrain.
Included spacers now allow for 52 or 55mm of chainlines.
Features e*Thirteen e*Spec Chainguide for 55mm Chainline for Bosch
- Two-bolt nylon backplate mounts directly to Bosch motor
- 34-38 tooth compatibility
- Does not fit traditional ISCG mounts
- Designed for Trek 2020-2023 Rail & Powerfly models
- Included hardware is available separately for older models (See Service Parts)
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.
