STM Rage 4 HD Polaris Pro XP, XP-Turbo, Turbo S and RS-1 Primary Clutch

Non bearing design for race use only.

HD clutches are recommended for 450+ HP

Ideal for drag racing/ hill shooter setups that require high engagement RPM.

Screw on spider can be shimmed for different cam arms and belt to sheave clearance.

HD clutch does not fit under stock clutch cover, scatter shield recommended on high HP machines.

Uses stock style belts and STM Tuner billet secondary only.

Clutch brace PN 100488 available for 16-23 turbo models.

Works very well with our HBRN or RN style notched cam arms.

Uses TRA style SDPS springs or Arctic Cat PS springs with included spacer.

RDR 4-12-23