POLARIS RZR PRO XP, TURBO R & 2021-2022 XP TURBO/S SILVER PRIMARY CLUTCH SPRING Evolution Available in Black Cerakote finish

Available in Black Cerakote finish

Your UTV’s turbo needs to stay as cool as possible to give you the power and speed required to crush the competition

OEM calibration was very lean and the vehicle almost wants to die

You want as little ethanol in your fuel as possible

POLARIS RZR PRO XP, TURBO R & 2021-2022 XP TURBO/S SILVER PRIMARY CLUTCH SPRING Evolution Available in Black Cerakote finishPrimary Clutch Springs are all about resistance. The higher the resistance, the higher the RPM engagement. Low Engagement springs are designed for smoother takeoffs and more feasible for trail riders who vary speeds constantly. High Engagement Springs, like our Shift Tek Silver Spring, are more desired for racing and drag set ups. This High Engagement spring was designed and tested to increase engagement to about 2200 RPM when used with Stock Clutch