Product Details: The Fuller- Transmissions Alloy Steel Main Drive Gear is designed to provide superior performance and long-term durability. This gear is machined to exacting specifications to ensure proper fit, alignment and smooth operation. It features specific tooth profiles that optimize power transmission and reduce noise, making it ideal for use in real-world operating environments. This gear is constructed from high-grade alloy steel for superior strength and durability. It is designed to meet the highest quality standards. With its precise machining and superior construction, these drive gear is the perfect choice for reliable power transmission. FleetPride is your First Click in Heavy Duty®.