Description:Cat axles must endure incredible torque, high impact loads, and frequent direction and gear changes. Cat drivetrain axles are designed & manufactured to meet these types of demands. The result is a drivetrain that lasts longer and works harder over the life of the machine. Cat axle assemblies transmit power from the power train to the wheels and provide excellent driving performance capabilities in demanding conditions.Attributes:• Differential housing for heavy duty use• Internal Spline Number of Teeth: 43Application:Consult your owner's manual or contact your local Cat Dealer for more information.