All Balls Racing Stealth Drive Prop Shaft Polaris RZR XP 4 1000 All Balls Stealth Drive Prop Shaft is a ready-to-install drive prop shaft that includes a carrier breaking and has been balanced to minimize the noise and provide a reduction in vibration. All this coupled together to help extend the life and reservice window. Features: Phased pairs are balanced and phased as complete, 2-piece assemblies Designed with the same dimensions as O.e.m. drive shafts for guaranteed fitment Greaseable U-joints allow maintenance of the drive shaft Includes carrier bearing Note: Image is for reference only, actual product may vary depending on application.