Fully assembled outboard and inboard joints installed on a 4340 chromoly steel axle bar.All internal precision ground components are assembled using high-temperature, high load-bearing moly grease.All axles are assembled using stainless steel low-profile clamps. All axles include a spindle nut and washer where applicable.Vendor Item # ATV-PO-8-317This item fits the following applications:Polaris 450 Sportsman (mfg. before 7/25/06) 2007Polaris 500 Sportsman (mfg. before 7/25/06) 2007Polaris 500 Sportsman X2 (mfg. before 7/25/06) 2007Polaris 700 Sportsman (mfg. before 7/25/06) 2007Polaris 800 Sportsman (mfg. before 7/25/06) 2007Polaris 800 Sportsman X2 (mfg. before 7/25/06) 2007