Take your weak factory Polaris front output shafts to the next level with this full 300M replacement! Made to fit the factory application (Polaris Part # 3235394), this shaft is constructed using high-strength 300M aerospace alloy to give you the toughest shaft on the market! This is 100% MADE IN THE USA! Simply drop this shaft right into the factory gearcase assembly!Fits the following applications:Polaris RZR XP 900 (all years)Polaris RZR XP 1000 (all years)