Defender

STM Primary Rage 3WSP-ER (Endurance Race) Fixed Sheave and Post assy. Comes with fixed sheave part# 1001336  and post part# 3001146 assembled.  This is a non bearing design fixed sheave for the ER (Endurance Race) primary applications...

Replacement movable sheave for the 3001147 Rage 3WSP - ER  includes bushing & snap ring (Part # 1001004)

Rage 3 Wide Spread Pin Primary Clutch  NON BEARING DESIGN  Completely redesigned STM Rage 3WSP  Primary clutch features a wider, thicker, more durable spider with our new composite spider roller bushings for long life and quiet...

This compression tool will allow you to change weights in your 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.  5/8-18...

  NON-FIXED PIN Fastener kit comes with the following hardware:   This kit is for cam arms that utilize bushings to pivot on the pin kit.   This fastener kit comes with the following hardware: PER ARM         ...

2 1/2" load 1 1/4" load

for use in STM Primaries

Clutch holding tool for STM primary clutches. This tool designed to be put into a vice to be able to hold STM primary clutches for assembly and disassembly. 

The all New Profile design, HB series cam arms offer ideal heel weight built right into the cam arms for optimal torque and belt pinch still incorporating our signature style of adjustability to offer the most tuning capabilities available. Incorporating...

Spider - pin & roller rebuilt kit for Rage 4 WIDE spider only! Includes: 4 - 1001634  .610 Rollers 8 - 1001544 Bushings 4 - M10 x 36mm Dowel Pins 8 - 1001146 .218 Rebuild Buttons Replaces 1001591  

Pin roller kit for 3 arm WIDE spider.    This kit includes: 6-1001146  .218 Rebuild Buttons 3- 1001634  .610 Rollers 6- 1001544 Roller Bushings 3- M10x36mm Dowel Pins   Replaces 1001573