Streetbox Carline A pressure-relief valve prevents hydraulic

A pressure-relief valve prevents hydraulic lock under maximum load

this kit updates older fork technology to match modern sport performance standards

allowing installation on nearly any motorcycle with dual shocks

our shock corrects rebound and compression while offering a broader

slightly stiffer springs that deliver much better feedback and significantly improve safety and control

Streetbox Carline A pressure-relief valve prevents hydraulicThe 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.