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• (36) tooth external spline provides exact OEM fit• Width: 24.22 mm (0.9535 in)• Inside Diameter: 139.95 mm (5.5098 in)• Outside Diameter: 252.73 mm (9.950 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.