Description:Shaft group for use with the clutch group on transmissions of Cat machines.Attributes:• Group includes shaft, cylinders and plugs• Hardened steel shaft with clutch drums and plugs• Spur Gear Number of Teeth: 81• End 1 External Spline Number of Teeth: 30• Center External Spline Number of Teeth: 48• Drum 1 Internal Spline Number of Teeth: 30• Drum 2 Internal Spline Number of Teeth: 36Application:Consult your owner's manual or contact your local Cat Dealer for more information.