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 Spline Number of Teeth: 53• Hub Width: 33.18 mm (1.306 in)• External Pitch Diameter: 135.23 mm (5.324 in)• Internal Pitch Diameter: 67.310 mm (2.65 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.