Zumbrota Drivetrain RAA435-1856B Remanufactured Dana 80 Rear Axle Assembly 4.10 Ratio 4x4

The Zumbrota Drivetrain RAA435-1856B is a fully remanufactured complete rear axle assembly built for the Dana 80 rear axle found in 1996–1999 Dodge Ram 2500 4x4 trucks equipped with a 4.10 gear ratio. This unit features an 11.25-inch ring gear, 10-bolt cover, and is configured for four-wheel-drive applications without Posi-Traction. Note: this assembly does not include hubs, brakes, backing plates, or axle shafts.

Remanufacturing Process:

• All axle tubes inspected and straightened to OEM specifications
• All housings tested for surface wear and cracks
• 100% inspection of all internal components including ring & pinions, internal gears, clutches, and carriers
• 100% replacement of bearings, seals, crush sleeves, pinion nuts, and shims
• Gear backlash set correctly to ensure proper lubrication and quiet operation
• Rolling torque established using inch-pound measurements for precision setup and long-term durability
• Proprietary hydro-blast rinse and sandblasting procedure cleans all internal and external parts to OEM finish standards

Key Specifications:

• Axle Type: Dana 80
• Ring Gear Diameter: 11.25 inches
• Cover Bolts: 10-bolt
• Gear Ratio: 4.10
• Drivetrain: 4x4 (Four-Wheel Drive)
• Differential Type: Open (Without Posi-Traction / LSD)
• Warranty: 2-Year Limited

A refundable core charge applies to this remanufactured unit. The core is returned upon receipt of your old, rebuildable axle assembly. Zumbrota Drivetrain's rigorous inspection and remanufacturing standards make this a reliable, cost-effective alternative to a new OEM axle assembly.