Description:Part # 455-9761 provides a replacement wheel for the final drive and wheel group on the R1600/R1600G/R1600H Load Haul Dump.Cat drive train components must endure incredible torque, high impact loads, and frequent direction and gear changes. Cat designs and manufactures its transmissions and final drive components with these demands in mind. The result is a drive train that lasts longer and works harder over the life of the machine.Attributes:• Outside Diameter: 550 mm (21.65 in)• Width: 357 mm (14.06 in)• Inboard Bearing Diameter: 190.437 mm (7.497 in)• Outboard Bearing Diameter: 203.135 mm (7.997 in)• Distance Between Bearing Shoulders: 87.4 mm (3.44 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.