Widely Fits: Widely fits multiple ATV/UTV Models– Polaris: Ranger, RZR, Sportsman( for more models, please check out our complete model list in the below). Upgraded OEM Replacement Replaces OE Part #s: A: 3585502, 3514635/ B: 3514627, 3514699, 3514924, 3514822, 3515090, And dimensions: 44mm ID, 72mm OD, 33mm wide. Package include: 2*A model+2*B model. Polaris wheel hubs lack of protection against water and mud due to the absence of oil seals,so our dedicated off-road wheel bearings feature a set of spring loaded dust seals which significantly increase the watertightness. Our bearings are packed with a heavy duty premium marine grease and an addition of a special complex thickeners which allows it to be virtually waterproof. It provides unsurpassed rust and corrosion protection. World-class Customer Service for 24*7 and100% satisfaction: Customers’ satisfaction is what we pursuit,our products have passed test and they must go through three strict quality inspections before shipment,we ensure it fit your Polaris UTV or ATV perfectly. Besides, we provide lifetime warranty for this product quality. If it doesn’t fit, return product and all full refund for you. Wheel Bearings Sets Package including A*2+B*2 A ( 3585502/ 3514635 | Dimensions: 40Mm Id, 74Mm Od, 40Mm Wide ) B ( 3514627, 3514699, 3514924, 3514822, 3515090 | Dimensions: 44mm ID, 72mm OD, 33mm wide ) Choosen for One car A as Rear Wheel Bearing B as Front Wheel Bearing Polaris Ranger XP 900 : 2013+ Polaris Ranger XP 900 Crew : 2014+ Polaris Ranger XP 1000 : 2017+ Polaris Ranger XP 1000 Crew : 2017+ Polaris Ranger 1000 Diesel : 2015-2018 Polaris RZR 570 : 2012+ Polaris RZR 800 : 2008-2014