Primary Clutch STM / ProR
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Rage 6: Single Stage with Heavy duty bearing. Use for High HP applications.
Rage 4: This clutch also incorporates a lager diameter 2 way bearing design for longer lifespan through use and smooth gear selection.
-Stock replacement style clutch fits under stock clutch housing and uses stock bolt
-Uses stock or stock replacement style belts
-Can be used with the stock or STM billet Tuner secondary clutch.
-Uses PS style springs with no spacer or PATV style springs with included spring spacer.
-Different base weight cam arms available for stock to boosted application's
The design is similar to our HD clutches from other machines that offer a spread cam arm pin diameter. This allows for more leverage through the cam arms and the ability to run most 5/16"pin style cam arms.
With a mild tune on a 4 seat machine we have seen top end speeds of 118+ MPH with both STM primary and secondary together.
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