Description:Part # 583-8623 bolts to the transfer gear case to provide a cover for the the bearing cage and transfer gear on the R2900 XE 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:• Cover with groove for AS568 -452 O-Ring• Outside Diameter: 410.2 mm (16.15 in)• Inside Diameter: 284 mm (11.18 in)• Height: 48 mm (1.89 in)• Hole Size: 14 mm (0.55 in) (9X)Application:R2900 XE Load Haul DumpConsult your owner's manual or contact your local Cat Dealer for more information.