fahrrad tuning e bike Speedbox 3.1 for Brose Specialized/SRAM eBike Tuning Kit

fahrrad tuning e bike Speedbox 3.1 for Brose Specialized/SRAM eBike Tuning KitDesigned for riders who want to get more speed from their Brose SRAM powered eBike. This ebike tuning kit removes the 15mph or 20mph factory speed limit, allowing you to enjoy speeds up to 28mph (45kmh). Compatible with all Specialized eBike models (excluding Gen4 Levo & SL versions) and eBikes equipped with Brose SRAM, Brose S Mag, S, T motors. Once fitted, this Speedbox can be switched on off easily using the handlebar controls. You also have the

Designed for riders who want to get more speed from their Brose/SRAM powered eBike. This ebike tuning kit removes the 15mph or 20mph factory speed limit, allowing you to enjoy speeds up to 28mph (45kmh).

Compatible with all Specialized eBike models (excluding Gen4 Levo & SL versions) and eBikes equipped with Brose SRAM, Brose S-Mag, S, T motors.

Once fitted, this Speedbox can be switched on/off easily using the handlebar controls. You also have the option to set a custom max speed if you need to. 

Installation is fairly quick and simple with just a few basic tools needed. Once fitted, it's hidden neatly inside the motor cover resulting in a clean, OEM style finish. You can view an installation video here

✅ Removes factory speed limit completely
✅ Plug & ride — no specialist tools
✅ Stealth install, completely hidden
✅ Accurate speed & distance
✅ Lifetime warranty included

⚠️ For off-road use only. Not legal on public roads. Read full legal disclaimer.