The Fuller- Transmissions Countershaft Gear is designed to provide reliable performance and long-lasting durability. It is expertly machined to ensure accurate tooth profiles and smooth operation and is made from high quality materials for maximum strength and reliability. The specific tooth profiles help to ensure efficient power transfer and minimize noise and vibration, making it an ideal choice for use in Fuller transmissions. With its superior construction and reliable performance, this countershaft gear is sure to provide reliable service. FleetPride is your First Click in Heavy Duty®.