SPORTSMAN 800

Primary clutch .125 spring shim spacer 

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

STM Can-Am tuner movable sheave bushing.

Replacement bushing for PN 1001304 Cover  

Fastner 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...

Tuner Belt Deflection shim Set Of 6. For 1.181" dia post Fits All Can Am ATV/UTV STM Tuners Gen 1 and Gen 2. WILL NOT WORK ON X3 or Defender  Polaris ATV Gen 2 Tuners  2015 XP900, 2016 Ace 900, 2015-18 Ranger XP900     MH...

Available in 45 gram base weight with the ability of adding 20 grams per arm for adjustment.  This design allows the option of adding weight to two different areas on one side of the cam arm to create the shifting characteristics you desire. ...

Used for removing the spider nut from the screw-on all STM clutches and 1995 thru 2009 and 2016 team Arctic Cat primary clutches.  Fits ALL Screw-on style STM clutches regardless of year. Replaces 1001072 STM & Arctic Cat Spider Nut Socket...

Spider retaining nut STM Rage Primary Clutches 

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...

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. 

Bushing Retaining Clip.