Description:Cat end plates are a key component in the planetary assemblies that power tough Cat transmissions to convert engine power into the exact combination of speed and force required by individual machines.Attributes:• Hardened steel plate• Six external flanges provide exact OEM fit• Inside Diameter: 563 mm (22.165 in)• Thickness: 13 mm (0.511 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.