Specialized ATV, LLC » Polaris Your Destination for Quality Polaris Parts Shop Parts Shop Browse through our selection of Polaris Parts for your every need. +3 Dirt Mafia RZR 1000XP Ball Joints DRTMF-RZR1000BallJoints $400.00 In stock Quantity: 1 Add to Bag Product Details Dirt Mafia RZR 1000XP Ball Joints. Adjustable and greasable with a replaceable boot. This is for a full set of 2 uppers and 2 lowers Save this product for later Favorite