Description: Sprocket transfers engine power to the link assemblies and engage the link assembly to create motion.Attributes:• Material: Cast Iron• Hardened• Sprocket Teeth: 24• Internal Spline Number of Teeth: 57• Hub Width: 101.6 mm (4.000 in)• External Pitch Diameter: 437.84 mm (17.237 in)• Internal Pitch Diameter: 90.488 mm (3.562 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.