STM Rage 4 Can-Am Defender / X3 Primary Clutch


SKU: 3001067-1 STM

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New improved two-way bearing design. The main shaft bearing is now smaller with a 47mm outside diameter allowing a lower initial takeoff ratio than our past design. Allows tighter belt deflection and smoother transmission shifting.An affordable replacement for the stock primary clutch. Complete billet design that outperforms the existing primary. Using our adjustable SUPERTIP CAM ARMS with the Rage 4 is the perfect recipe for your stock or modified Can-Am. These STM clutches will fit under the stock cover with no interference. The Rage 4 is capable of using most cam arms that are available on the market. All parts are replaceable and stocked.The cover is designed to use Polaris ATV springs which provides a wide variety of spring rates to choose from. The Rage 4 comes calibrated with a spring and set of our own adjustable SUPERTIP CAM ARMS.Utilizes stock bolt for installation.Each clutch is assembled and setup to run the BRP OEM beltThis primary will work with the stock secondary. Item numbers 1001070 Primary Clutch Holding Tool, 1001072 STM & Arctic Cat Spider Nut Socket Tool for 1995-2009 and 1001032 STM Rage 4 & 8 Spider Tool (depending on Rage number) is required when removing or installing the spider. Works on all STM primary clutches. Sold separately.When ordering use this guide to help you pick optionsChoose Engine HP – Let us know about your bike - Is it naturally aspirated/stock? Big Bore Kit? Does it have a turbo? If you choose turbo - how much boost? This gives us an idea of how to set the weights up. KEEP IN MIND WE CAN ONLY GET YOU CLOSE WITH WEIGHT SET UP. Everyone's riding style is different so it’s up to the customer to do the fine tuning! 1900 RPM Engagement PATV6 White Primary Spring 91/155 1950 RPM Engagement PATV2 Orange Primary Spring 87/140 1950 RPM Engagement PATV14 Dark Blue Primary Spring 80/160 2150 RPM Engagement PATV3 Yellow Primary Spring 95/145 2350 RPM Engagement PATV4 Purple Primary Spring 132/182