Updated design uses even larger spindle pins for added strength! We have also added an option for you RZR XP Turbo owners! Trophy Truck designed 100% chromoly front spindles for the Polaris RZR XP1000 and XP4 1000.. Comes complete with everything you need to replace both stock front spindles. These spindles are winning races in SCORE and Best in the Desert. TIG welded for incredible strength, these arms will ship bare metal and can be painted or finished to suit your tastes. Heat treated for added durability. Maintains stock geometry and all stock mounting positions. Designed to fit CageWrx RZR XP front suspension arms with 7/8" uniballs. Please specify RZR XP 1000 or new TURBO models.