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Replacement rear wheel axle for Surron Ultra Bee
Tuning for Specialized motors How does SpeedBox 3
Upgrade your Sur-Ron parts with aircraft-grade aluminum
Protect controller from dirt
Our foot peg brackets feature an anodized finish that not only enhances your bike’s appearance but also reflects your commitment to excellence
SpeedBox 1.3 for Bosch Gen4 (Smart System + Rim Magnet) _tab_speedbox-installation-shimano Replacement rear wheel axle forWhat does this Tuning Kit do? SpeedBox 1. 3 for Bosch is a tuning chip that removes the speed limiter on your e bike. With this chip you can ride faster and enjoy the full potential of your Bosch motor. How does Speedbox work? The tuning kit manipulates the speed signal without altering the motor's power relative to pedaling speed. This guarantees a smooth motor control without speed limit interruptions. Depending on a tuning kit, some determine when