2014 and eariler models

New improved two-way bearing design. The main shaft bearing is now smaller with a 47mm outside diameter allowing a lower initial takeoff ratio than our past design. Allows tighter belt deflection and smoother transmission shifting. An affordable...

Only works with style 1st stage cam arms.   Kit includes: 20 - 1 gram washers  4 -  7 gram tungstens  8 -  M5 x8mm BHCS 8 -  M5 x10mm BHCS 

Made from billet aluminum. Comes assembled with rollers and buttons. 

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

 Wildcat Wet Clutch Model STM Primary Replacement cover 

Convert the STM rage 4ys primary part#3001082, to run high engagement  Qty 1 #7001005 Bolt with M14 Lock washer Qty 1 #1001171 Adjuster Nut Qty 2 #1001172 .060 Nylon Shim Qty 2 #1001173 .030 Nylon Shim Qty 1 #1001100 Rage 4 long boss cover Qty...

STM Rage 4 and 8 ATV cover complete with bushing (Part# 1810.59 with retaining clip). 

ONLY WORKS IN STM CLUTCHES  Sold in a per arm set. 1 pin and bushing set per arm is needed. Includes: 2 -  1001318 inner bushings for .470 wide weights .098 shoulder bushing 2 -  1001316 outer bushings for .125...

ATV spider shim .120.

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

This is a replacement movable sheave for the single stage Rage 4 CanAm X3 STM primary part# 3001082 only Includes: 1 - Movable sheave 1-  Bushing installed 1 - Bushing retaining clip installed  

This is a replacement movable sheave for the single stage Rage 4 CanAm X3 STM primary part# 3001067 only Includes: 1 - Movable sheave 1-  Bushing installed 1 - Bushing retaining clip installed