Description:Retainer assembly carries and retains the bearings for the planet carrier in the brake and planetary group. The brake and planetary group provides oil actuated disc-type brake mechanism to retard or stop machine.Attributes:• Cast Iron retainer with cup plug• Outside Diameter: 288 mm (11.388 in)• Inside Diameter: 125.5 mm (4.940 in)• Thickness: 96 mm (3.779 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.