Rear Differential Rebuild Kit For Polaris Sportsman 850 2010-2023Premium Quality Replacement Part Rear Differential Rebuild Kit ForPolaris Models: Sportsman 850 2010-2023Sportsman Touring 850 EPS 2010-2017Sportsman 850 High Lifter 2017-2018 2020-2023Sportsman 850 Forest 2012-2014Sportsman 850 MV 2012-2013Sportsman 850 WV 2014Sportsman 850 SP 2015-2019 Order Includes: 1x Front Differential Gear Ring & Pinion : 2204462 3234798 Inner Diameter : 30.9mm | 1.21 " Outer Diameter : 160mm | 6.2 " Length : 120mm | 4.7 " 2xBearing :3233268 Inner Diameter : 49.86mm | 1.96"Outer Diameter : 79.74mm | 3.13"Width : 16mm | 0.62" 1xGearcase Bearing : 3233714 Inner Diameter : 29.8 mm | 1.17 " Outer Diameter : 72 mm | 2.83 " Width : 19 mm | 0.74 " 1x Needle Bearing :3234799 Inner Diameter : 19.2mm | 0.75 "Outer Diameter : 25.3mm | 0.99 "Width : 15.8mm | 0.62 " 2x Seal :3235052 Inner Diameter : 40.0mm | 1.57 "Outer Diameter : 70.0mm | 2.75 "Width : 7.0mm | 0.27 " 1x Seal :3235051 Inner Diameter : 40.0mm | 1.57 "Outer Diameter : 80.0mm | 3.14 "Width : 10.0mm | 0.39 " 1x O Ring 1x O Ring :3234785 1xRear Gearcase Differential Ring:3233581 Thickness : 0.54 mm | 0.02 "Outer Diameter : 79.0 mm | 3.11 " Inner Diameter : 72.0 mm | 2.83 " **MANUFACTURED TO MEET OR EXCEED OEM PERFORMANCE**