Description:Cat brake pistons are a critical component in the brake system for Cat machine drive trains, allowing the machines to slow, stop, or hold a stationary position.Attributes:• Cast iron brake piston• Outside Diameter: 358.17 mm (14.101 in)• Inside Diameter: 247 mm (9.724 in)• Width: 48 mm (1.889 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.