Description: Sprocket transfers engine power to the link assemblies and engage the link assembly to create motion.Attributes:• Material: Steel• Hardened• Sprocket Teeth: 22• Internal Spline Number of Teeth: 43• Hub Width: 79.27 mm (3.1208 in)• External Pitch Diameter: 312.34 mm (12.296 in)• Internal Pitch Diameter: 68.262 mm (2.687 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.