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• Five external flanges provide exact OEM fit• Width: 22.23 mm (0.875 in)• Inside Diameter: 203.25 mm (8.0019 in)• Outside Diameter: 312.93 mm (12.320 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.