Description:Part # 131-9306 provides a transfer gear for the differential steering drive.All Cat gears have unique metallurgy compositions tailored to specific applications, with special steel formulas that improve impact resistance and ensure uniformity and proper load transfer. Some Cat gears also undergo proprietary heat treat processes to improve surface, bore, and core hardness. The result is greater durability, which means longer life and better performance.Attributes:• Hardened steel gear• Spur Gear Number of Teeth: 65• Pitch Diameter: 330.2 mm (13.00 in)• Inside Diameter: 217 mm (8.54 in)• Outside Diameter: 344.69 mm (13.57 in)• Width: 35 mm (1.38 in)Application:Consult your owner's manual or contact your local Cat Dealer for more information.