Description:Elevator chain drive sprocket for use on certain Wheel Tractor Scraper models. The design of the working face, profile and surface hardness of the sprocket have been optimized for improved wear life of the elevator chain and the drive sprocket.Attributes:• Hardened steel sprocket• Number of Teeth: 18• Pitch Diameter: 594.3 mm (23.40 in)• For use with M22 or 7/8 inch hardwareApplication:Consult your owner's manual or contact your local Cat Dealer for more information.