2025

STM Primary Fixed Sheave and Post assy. Comes with fixed sheave part# 3001054  and post part# 3001053 assembled.  Works with STM Rage 3 and Rage 4 primary clutches for the X3 / Defender and Maverick Trail models.  

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...

NON-FIXED PIN Fastener kit comes with the following hardware: This kit is for Cam Arm that utilize bushings to pivot on the pin kits  Supplied per arm: 2   - 7 gram tungsten inserts  16 - 1 gram washers  4   -...

STM ATV Tuner Secondary Belt Shims Set of 6. Used to set the belt deflection on the STM tuner secondary's with a 1.5" dia post    Fits   2011-14 Polaris XP900 2013 Polaris 900 Jagged X  2014-24 Polaris XP1000  2024...

This is the updated replacement part for part# 1001015. Made from forged 7075. Comes assembled complete with rollers and buttons.  Rollers and buttons are replaceable.  We also have a grunt (spider) tool that can be purchased separately...

Replacement sheave for the STM  Tuner Secondary clutch   Fits All STM Z1/Apex conversion secondary's Polaris XP-Turbo  Polaris RS1 2019 Polaris Ranger XP-1000 Comes with bushing and bushing retaining clip installed  

STM HD compression spring helix cover to be used with the KSS style springs, works with HXATV , HXATVG2 and HXSM2S helix's.  ONLY works on secondary's with a 1.500" diameter post.    Comes complete with  Qty 1 - 2408 Bushing for 1...

Replaces part #2001226

Replacement sheave for the STM Can-Am X3 secondary. Comes with bushing and bushing retaining clip installed  Updated part from original part# 3001049

The spanner tool works with the STM torsional Spring Cover PN1001078    

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

These set screws are to adjust the tuck of the primary cam arms in the STM Rage primary clutches with the engagement set screw holes. Works for rage 3, dual stage rage 6, rage 4 and 8 arm clutches that have the cam arm tuck adjustment set...