Unlock Your Bosch E-Bike | EBT Unlock Key (Gen1–Gen4)

Bosch Software Tuning – No Chip, No App, No Limits

Unlock Bosch E-Bike with EBT Unlock Key

Discover the easiest way to unlock your Bosch e-bike safely – directly in your browser. The EBT Unlock Key is the world's first 100% browser-based solution to remove the 25 km/h (15.5 mph) speed limit from Bosch Gen1 to Gen4 motors. No chip, no dongle, no installation. Just your PC or Mac, a USB cable, and your license key.

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Key Features at a Glance

  • 100% browser-based – no software, no app installation
  • No chip, no dongle, no motor disassembly
  • Permanent unlock – works even after firmware updates, battery or display changes
  • Fully reversible anytime
  • Instant activation worldwide – unlock in just minutes

Compatible Bosch Motors


Not compatible Systems:

  • Bosch Gen1 HMI displays
  • Bosch Smart System Gen4 & Gen5 (BES3)

Display Behavior After Unlocking

When unlocking Bosch Gen2 to Gen4 motors, your e-bike display will show half of your actual speed after tuning. This is a normal side-effect of Bosch’s internal speed management and does not impact ride quality or motor function. Bosch Gen1 systems with Intuvia display will continue to show full, accurate speed data. No error codes (e.g., 504) will occur after using the EBT Unlock Key.


Legal Note

Unlocking removes the factory speed limit of 25 km/h. In most countries, this means your e-bike is no longer classified as a pedelec and cannot be used legally on public roads without registration, insurance, and a driving license. Use is permitted only on private property or closed courses. Buyer assumes full legal responsibility.


Choose Your Package

  • 1 License – for unlocking one e-bike
  • 2 Licenses – ideal for couples, friends, or dual riders
  • 4 Licenses – perfect for families, workshops, or small businesses

Unlock Your E-Bike Now


Need Help?

Check out our Step-by-Step Guide or visit the EBT Unlock Key FAQ for detailed answers to all common questions.

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