Description:Cat torque converters transmit and multiply engine torque hydraulically and mechanically to the transmission.Attributes:• Material: Cast Aluminum• Number of Blades: 27• Internal Spline Number of Teeth: 62• Outside Diameter: 718 mm (28.267 in)• Inside Diameter: 288 mm ( 11.338 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.