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:• Steel clutch piston• Width: 21.50 mm (0.846 in)• Inside Diameter: 118.40 mm (4.661 in)• Outside Diameter: 193.02 mm (7.599 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.