2014 and eariler models

PLEASE WATCH THE VIDEO BELOW IF YOU NEED HELP CHOOSING YOUR OPTIONS!   2014 Maverick's will require an upgraded clutch housing flange adaptor for the inlet tube to allow installation of the STM clutch under the stock cover...

The Rage 3P is an STM primary designed with the stock offset allowing it to be used with the stock secondary. To take full advantage of an optimal setup we suggest using the STM Tuner driven Can-Am long post along with the Rage 3P...

Replacement roller for the STM snowmobile Gen 1 roller covers, Arctic Cat roller covers and the Gen 1 ATV tuner secondary clutches. 

Available in 50 and 60 gram base with the capability of adding 32 grams per arm for adjustment. This design allows the option of adding large quantity of weight to three different areas on both sides of the cam arm to create the shifting characteristics...

STM Tuner Secondary roller pin (pull dowel)  Sold individually 

Tuner Secondary clutch for Can-Am X-3, Defender, Maverick trail/sport, 2021-on Commander Click here to order parts from a clickable parts breakdown -#3001065! Click here to order parts from a clickable parts breakdown -#3001065T! All billet design,...

The 2408 bushing is a replacement bushing for some STM tuner secondary movable sheave applications. Use with clip VH175 (purchase separately) per application.

Bushing comes with VH131 retaining clip.

ATV Gen1 helix fits our STM Gen 1 ATV secondary's   If you need a reverse or opposite rotation helix see 99HXXP

Rage 3 Wide Captured Pin Primary Clutch  Completely redesigned STM Rage 3WCP  Primary clutch features a wider, thicker, more durable spider with our new composite spider roller bushings for long life. The new design utilizes a captured...

This bushing works with the sleeved bearing style ATV clutches and some 35mm snowmobile clutches and STM Primary Assembly Part# 1001603. Includes retaining clip.

Qty 1 .570 wide Replacement bushing for the STM Supertip cam arm . will require reaming after press  Fits  STM  Supertip Yamaha Y, YS, YX and YXE style cam arms that fit the stock 8mm pins.  (Ream after press .316 reamer is...