Dana 80 Axle Assembly 3.73 Gear Ratio

The Zumbrota Drivetrain RAA435-233A is a remanufactured complete axle assembly featuring a Dana 80 axle and a 3.73 gear ratio. This unit is precision-built for 2006-2007 Ford F350 models specifically designated as Cab Chassis with Dual Rear Wheels and the Standard Axle Package. The full floating axle design ensures robust performance for demanding applications. Each Zumbrota Drivetrain axle assembly undergoes a rigorous remanufacturing process to meet high standards of precision and reliability. This includes thorough inspection of axle tubes for straightness, cracks, and surface wear, as well as 100% inspection and testing of all internal components such as ring and pinions, gears, clutches, and carriers. All bearings and seals are replaced, and gears are meticulously inspected for optimal tooth contact patterns and correct rolling torque. The assembly is cleaned using an exclusive hydro-blast rinse and sandblasting procedure, followed by proprietary shot-peening for a superior finish and enhanced durability. It does not include essential components like hubs, brakes, backing plates, or axle shafts, which must be sourced separately. The application is limited to Cab Chassis, Dual Rear Wheels, With Standard Axle Package, Full Floating Axle, From 12/5/05 builds.