2018

For the STM Rage 4 and 8 HD primary clutch only. This cover comes complete with bushing and snap ring.   Fits  STM Rage HD primary's 8-3/4" - 9-1/2" diameters 

Not designed for the average user. Cam arms sold separately. Comes in screw-on spider option only.    Click here to order parts from a clickable parts breakdown -#2001348!  

Replacement cover for Rage 3WSP TRA spring style primary. Includes cover bushing # 1810

Primary retaining bolt includes lock washer.

This is the primary clutch cover only. Made from billet 6061 aluminium, comes with bushing and snap ring installed.  This cover is designed for the STM Polaris RZR XP-Turbo Rage 3VL primary's. 

This is the primary clutch cover only. Made from billet 6061 aluminium, comes with bushing and snap ring installed.  This cover is designed for the STM Polaris RZR XP-Turbo Rage 6 primary. 

ATV Movable Sheave Gen 2. Comes with bushing and bushing retainer installed. 

Replacement washer for 2001328.

Replacement fixed sheave and post for STM Pneumatic Rage 4 HD for Polaris Turbo and Pro.  Included fixed sheave and post.    

POLARIS RAGE 3RS  BILLET PRIMARY CLUTCH  USE WITH OUR STM TUNER DRIVEN FOR BEST RESULTS!  New improved two-way bearing design. The main shaft bearing is now smaller with a 47mm outside diameter allowing a lower initial take off...

STM Rage 4 Wide Primary Replacement cover, comes with bushing #1810.590 and retaining clip.

This is a replacement movable sheave for the single stage rage8 XP-Turbo STM primary's  Comes with 1 - Movable sheave 1- Bushing installed 1 - Bushing retaining clip installed  4 - first stage pins and .312 rollers installed