Streetbox Tools race-winning performance without ruining your

race-winning performance without ruining your bike's period-correct look

the vehicle’s suspension has too much damping in the fork and too little in the rear shock

and highly controlled riding experience

while retaining the convenient adjustment through the original ESA module in the cockpit

An ABE (German type approval) is included to save time and registration cost

Streetbox Tools race-winning performance without ruining yourThe Hyperpro Streetbox includes a progressive front fork spring kit and an adjustable emulsion shock. This comprehensive solution improves cornering, braking, and overall bike balance, making it ideal for street use.