THE Drive Systems RS7 Superlite 520 Sprocket Conversion Kit
the other hand, if you want more top end speed you can look into getting a smaller rear sprocket. There are dozens of brands on the market. For most modern motorcycles the top brands are Driven Racing, Drive Systems, AFAM, Vortex Racing and many others. For you vintage motorcycle guys, company such as Moto Madness Customs and Cognito Motorcycles offer several 520 options for the Honda CB’s and more.