RZR XP-900

 STM Replacement Gen 2 fixed sheave assembly, comes with sheave part# 2001013, post part# 2001018, rollers, pins and pin screws   Fits  2011-14 Polaris XP900        MH3-16-20

POLARIS RAGE DUAL STAGE BILLET PRIMARY  With the XP900 we experienced 10MPH GAIN OVER THE STOCK CLUTCHES. MUST BE USED WITH A STM TUNER DRIVEN FOR BEST RESULTS! CHECK OUT THE VIDEO BELOW. Click here to order parts from a clickable...

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

The 24FDU558 bushing is a replacement bushing for some STM tuner secondary Dual Spring Caps sku: 1001676 applications. 

ATV Movable Sheave Gen 2 comes with: 1 - 1001004 bushing 1-  VH225 retaining clip 3 - 1001028  primary 1st stage roller pin assembly

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...

ATV Movable Sheave Gen 2 comes with: 1 - 1001004 bushing 1-  VH225 retaining clip 4 - 1001028  primary 1st stage roller pin assembly

Assembly includes post and fixed sheave.

STM Gen 2 Tuner Secondary Finned Fixed Sheave Assembly comes with sheave part# 2001269, post part# 2001018, rollers, pins, pin screws   Fits Polaris Models 2015 XP900 2016 Ace 2015-2018 Ranger XP900