SpeedBox 3.1 E-Bike Tuning Chip for Specialized Brose Motors
E-Bike tuning kit for Specialized motors, including SL motors and TCU units + MasterMind. Unlimited speed. Speed limit settings. Real speed.
Product details
- E-Bike tuning kit for Specialized motors, including SL motors and TCU units + MasterMind. Unlimited speed. Speed limit settings. Real speed.
- Compatible with: all Specialized e-bike motors (including SL) and control units TCU/MasterMind TCU Not compatible with: SpeedBox App Specialized GEN 4 (3.1/S-Works) IGH electronic shifting
- Maximum speed: unlimited Speed limit setting: YES Display shows: actual values Activation: activated at all times
- SpeedBox is installed into the e-bike frame under the TCU/MasterMind TCU unit. You activate the tuning by switching the e-bike off and on twice. After that, the tuning remains active with a set maximum assistance speed of 50 km/h. You can check the currently set maximum speed limit by pressing the + - + - button combination.
- You can set the maximum speed limit by switching the modes from TURBO mode three levels down and then three levels up (TRAIL - ECO - OFF - ECO - TRAIL - TURBO). The display will show the default maximum speed limit of 25 km/h. With each brief activation of the WALK function, the limit increases by 5 km/h (some displays may round to the nearest number). The last displayed limit will be saved after 5 seconds of inactivity. Confirm the setting by turning the e-bike off and on twice.
Important compatibility check
Verify the exact motor generation, connector type, display and magnet configuration before ordering. Product variants that look similar may not be interchangeable.
Installation and use
Follow the included manual and the product-specific installation instructions. Do not update the e-bike firmware unless compatibility has been confirmed.
Legal and safety notice
Rules for modified or derestricted e-bikes vary by location. This product is intended for use outside public roads where permitted. Check local law before use. Installation may affect the e-bike warranty. Use suitable protective equipment and ride responsibly.