►Tools

This tool will give you the availability to be able to torque your (non HD) STM primary clutch 4&8 arm spiders to the proper torque specs listed in the instructions received upon original clutch order. This tool will allow you to utilize a 1" socket...

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...

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. 

This tool is used to find the offset (distance from secondary fixed sheave to primary fixed sheave). 

Fits all STM Pneumatic Primary Clutches

3MM allen wrench or hex key

The spanner tool works with the STM torsional Spring Cover PN1001078    

2011-2015 Yamaha stock primary compression tool. Used to replace or change cam arms or springs. Fits most stock Yamaha primary's. Works with belt removed to compress the primary for ease of tuning. STM belt removal tool 2014-2015 Yamaha Viper...

Quick and easy way to remove or install your belt on 2014-2015 Yamaha Viper stock secondary.    Nylon cup 4001009 M10 x 1.25 x 5” Thread rod M10 x 1.25 nut M10 flat washer  

A heavy duty tool (also known as the grunt tool) that allows you to remove and install your spider. It will work on the STM primary clutch cover as well to hold it from turning while torquing the clutch bolt. This tool works on all STM Rage 4 &...

A heavy duty tool (also known as the grunt tool) that allows you to remove and install your spider. It will work on the primary clutch cover as well to hold it from turning while torquing the clutch bolt. This tool works on all STM HD Rage 6 arm...

A heavy duty tool (also known as the grunt tool) that allows you to remove and install your spider. It will work on the primary clutch cover as well to hold it from turning while torqueing the clutch bolt. This tool works on all STM Rage 3 & 6...