8D-8639: Gear-ring

Description: Gear for use in planetary gear sets of final drives. Attributes: • Material: Steel • Spur Gear Number of Teeth: 67 • Outside Diameter: 328.63 mm (12.938 in) • Height: 91.2 mm (3.590 in) • Cat® final drive gears are engineered to maximize system performance and balanced system life. Cat final drive gears have the metallurgy, heat treatment, tooth profile and surface finishing that maximize the life of the mating gears and ensure that the final drives are maintaining optimal performance. Application: Cat gears are built specific to their application to ensure all drive train parts work and wear together as a system. Consult your owner's manual or contact your local Cat Dealer for more information.