STM Rage Primary Replacement Parts

8 arm snowmobile screw-on spider. Comes complete with rollers, buttons and 1st stage arms. 

Screw-on HD spider shim .03 thick. Fits STM 30, 33 and 35mm primary clutch with 1.875" dia post   Old part number - 25-30-35-HD-SO-03

Four arm screw-on HD spider complete with rollers and buttons.  Works in STM Rage 4 HD primary 8-3/4" diameter or larger. Rebuild kit available: #1001651

Set of 4 rollers.

Rage 4 Wide spider without spring boss  Made from Forged aluminum. Comes assembled with rollers and buttons kit part# 1001591   Replaces 1001556

Set of 4 rollers.

This retaining washer is made to fit the STM primary clutch with a 1/2" diameter retaining bolt.

Snowmobile primary clutch quick change sleeve.

Set of 4 rollers.

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...

For the STM Rage 8 30mm screw-on and quick change post primary clutch. This cover comes complete with bushing and snap ring.