2017

STM Tuner Secondary Dual Compression Spring  Helix Cover to be used with the KSS style springs with ps , works with HXATV , HXATVG2 and HXSM2S helix's.  ONLY works on secondary's with a 1.500" diameter post.    Comes complete...

Airline tube fittings for the STM Pneumatic Primary LockUp clutch  Sold individually. Requires 5 total   

Fastener kit comes with the following hardware:Supplied per arm: 2   - 7 gram tungsten inserts  16 - 1 gram washers  4   - O-rings  8  - M3 x 6 long screws  2  - set screws  Supplied per kit...

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.

Bushing Retaining Clip.

STM ATV helix cover to be used with the PS or KSS style springs. Original part#'s were 1001007 and 1001009 and has been updated to fit both HD and non-HD springs. 

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 M14-1.5x 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

For use with secondary part#'s 4001050 3001065

Bearing Bolt for the STM Pneumatic Primary Lock Up clutch