The Pro Series Clutch Kits are designed for the rider who wants to fine tune their own CVT calibration to match their machine and riding style. This new premium line of Clutch Kits includes custom machined EPI adjustable weights, multiple clutch springs, a custom cut helix (some models) and complete instructions on how to tune your CVT.
Features:

• * Designed for 27″-28″ heavy/aggressive tires.
• This kit does not include a helix. Stock helix will be used.
• This kit includes adjustable weights, 1 primary spring and 2 secondary springs. Stock helix will be used.