Description:Service component for final drive and brake group that provides mechanism for transmitting power to track drive sprockets and provide method of holding machine on grade.Attributes:• Material: Steel• External Spline Number of Teeth: 50• End 1 Internal Spline Number of Teeth: 28• End 2 Internal Spline Number of Teeth: 24• Length: 207 mm (8.149 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.