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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
Gen3 or Gen2 without Smart System
- Show MasterMind TCU data (biker power
CrossCore RC
feel and handle more like an MX bike
SpeedBox also works on e-bikes without an enabled WALK assist function
SPEEDi for Trek Powerfly FS 4 (2023) Brakes Gen3 or Gen2 without SmartThe SPEEDi is an e bike speed limit increaser. Designed, tested and manufactered in New Zealand, our SPEEDi uses a mechanical planetary gear system to increase your standard e bike speed limit by 1. 5. Please note that the SPEEDi is very specific to the chosen Bike, Hub and Disc setup. Please don't assume that because your bike is similar it will fit, as it likely won't. If you're not 100% sure, please contact us. Please refer to the Hub picture
US$ 121.00
US$ 51.99
US$ 169.99