Description:Wheel mounts on the front axle, provides support to the machine through wheels, and transmits power to the ground.Attributes:• Material: Cast Iron• External Spline Number of Teeth: 102• Spline Pitch Diameter: 518.16 mm (20.000 in)• Outside Diameter: 1092 mm (42.992 in)• Inside Diameter: 236 mm (9.291 in)• Length: 315.39 mm (12.416 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.