SPORTSMAN 1000

POLARIS RAGE BILLET PRIMARY  MUST BE USED WITH THE STM TUNER DRIVEN FOR BEST RESULTS!  Click here to order parts from a clickable parts breakdown -#2001194! New improved two-way bearing design. The main shaft bearing is now smaller with...

Sold individually. Clutch requires 2 washers. Works only with bearing 1001675 Required to convert from bearing part# 1001000

This is a Gen 2 style bearing 47mm non sleeved. Only works with sheaves that have previously had 47mm bearing.

Pin roller kit for 3 and 6 arm spider.  NOT FOR USE IN 3VL PRIMARY CLUTCHES! for 3vl pin roller kits please Click Here  This kit includes new buttons, rollers with composite style bushings, and spider pins. Also used as a replacement for...

ATV Primary Fixed Sheave Gen 2 comes with fixed sheave part# 2001080 and post part# 2001079

ONLY WORKS IN STM CLUTCHES  **Updated part # from 28ACS312** Sold in a per arm set. 1 pin and bushing set per arm is needed. Works with non-fixed style cam arms Non-Fixed Pin only works with cam arms that have a bushing.  Updated from...

ONLY WORKS IN STM CLUTCHES  **Updated part # from 28ACS312** Sold in a per arm set. 1 pin and bushing set per arm is needed. Works with fixed style cam arms that have set screws to fix the arm to the pins-only for .470 wide cam arms...

This can only be used with STM Polaris and Can-Am ATV Rage 3P primaries with bearing part# 1001000.

Made from forged 7075. Comes assembled complete with rollers and buttons.  Rollers and buttons are replaceable.  We also have a grunt tool that can be purchased separately part#1001020.

POLARIS RAGE BILLET PRIMARY  With the XP900 we experienced 10MPH GAIN OVER THE STOCK CLUTCHES. MUST BE USED WITH THE STM TUNER DRIVEN FOR BEST RESULTS!  Click here to order parts from a clickable parts breakdown -#2001194! New improved...

Primary clutch .125 spring shim spacer 

Replacement bushings for the STM Supertip R-series weights and the P-series weights. These bushings get pressed in and reamed after installation. Reamers available as part # RMR in sizes .251, .248, .311, & .317. Purchase separately.