Description:Cat clutch pistons 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:• Cast iron clutch piston• Six external flanges provide exact OEM fit• Width: 28.16 mm (1.1086 in)• Inside Diameter: 233 mm (9.173 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.