The GPR v5S, the fifth generation of the GPR sport bike application. This is specifically designed for sport and street bike applications and uses our patented pin-less mounting system. Slim design and large visible adjustment dial allows you to adjust the damping settings while you ride. Vital in changing conditions and temperatures. Since is debut in 2007, this kit has become a favorite of amateur and professional road racers worldwide. The Harley Davidson applications uses the same V5S steering damper.