New 2019+ OEM Rear Differential Gear Set, 10/36 Straight Tooth Ring and Pinion, Timken Seals, NTN or IKO Pilot Bearing, OEM Gasket Kit, and OEM Bearings, plus new Driveshaft Retaining Bolt and Washer. BRP claims a 25% increase in load capacity on this gear set over XMR Helical Tooth Final Drives (Rear Differentials) 13-18 models. Fits Differentials with Part Numbers: 705502808, 705502546, 705502178, 705502090 703501031 705501550 705501556 705501557