With Expertise Built In , the OTR 2-5/8" Wheel Bearing Cup and Cone Set is designed to deliver exceptional performance in demanding applications. Designed to handle heavy loads and reduce friction, this shoulder bearing ensures proper alignment and reduced wear. Through-hardened for reliable performance and durability in severe conditions, this bearing is manufactured in an ISO 20009 / TS16949 certified facility for superior quality and performance. OTR understands what it takes to repair and maintain Class 6-8 trucks, so OTR delivers solutions, making your job easier and more efficient. OTR warranties are comparable to or better than OE and top brands. All heavy duty truck parts offer the same form, function, and fit as the OE replacement parts. FleetPride is your First Click in Heavy Duty .