Description: Sprocket transfers engine power to the link assemblies and engage the link assembly to create motion.Attributes:• Material: Steel• Hardened• Sprocket Teeth: 11• Internal diameter with keyway• Hub Width: 25.4 mm (1.000 in)• External Pitch Diameter: 56.3 mm (2.216 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.