STARTER MOTOR FITS 09 10 POLARIS POWERSPORT ATV XP 850 850cc 4011979-479 4011979479 100% NEW and Made with the Highest Quality Components Available Full One Year Warranty Computer tested for consistent Quality and unsurpassed reliability Starter - Voltage: 12V Rotation: Clockwise Teeth On Drive / Splines: 12 Source: Aftermarket