2021

Pin roller kit for 4 and 8 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, pins and washers. Works with all STM Rage 4 & 8...

Screw-on spider shim .06 thick. Fits 30 and 35mm taper.

  Rage 3 Wide Captured Pin Primary Clutch  Completely redesigned STM Rage 3WCP  Primary clutch features a wider, thicker, more durable spider with our new composite spider roller bushings for long life. The new design...

This compression tool will allow you to change weights in your STM primary clutch without removing it from the crank. Simply remove the belt and clutch bolt, screw in the thread rod with the plastic cup and tighten the nut to collapse the sheaves...

Bushing Retaining Clip.

STM Tuner Secondary Base Tool will sit on your bench and works great for removing and installing the helix and spring along with changing belt deflection.

Cover screw set for the STM snowmobile and some ATV/UTV Rage 4 and 8 primary clutches.   1/4-20 x1 HHFS set of 8 for counter bore cover. Torque to 125 in/lbs.

Replacement primary M14 retaining washer and steel wedge lock washer (91074A134) for STM primary clutches purchased on or after 2/25/2020 for Polaris RS1, XP-turbo and Pro all models 

Replacement Primary M14-1.5x 8.75" Retaining Bolt  *85 Ft Lbs Torque for STM primary clutches purchased on or after 2/25/2020 for Polaris RS1, XP-turbo and Pro all models  also Polaris Indy STM primary clutch kit SKU: 2001244

Bearing Bolt for the STM Pneumatic Primary Lock Up clutch   

Belt washer for all STM primary clutches with a 1.875" diameter Post  Fits  All STM Pneumatic Primary's  All STM 35mm HD Primary's   Can Am X3 HDDR Primary's 30mm WSP 4 Stroke Primary's 33mm WSP 2 Stoke...

The Rage 3P is an STM primary designed with the stock offset allowing it to be used with the stock secondary. To take full advantage of an optimal set up we suggest using the STM driven along with the Rage 3P...