Zumbrota Drivetrain RAA435-1931K Remanufactured Rear Axle Assembly Ford 8.8" 4.10 Ratio 10" Drum Brakes

The Zumbrota Drivetrain RAA435-1931K is a remanufactured complete rear axle assembly built for Ford 8.8" ring gear applications with a 4.10 gear ratio and 10" drum brakes. This unit delivers OEM-quality drivetrain performance at a value price point, backed by Zumbrota's decades of remanufacturing expertise.

Important: This axle assembly requires tag verification at time of installation. Always check the axle tag to confirm compatibility with your specific application before installing.

Remanufacturing Process:

• Each assembly is thoroughly inspected for straightness, cracks, and surface wear
• All internal components fully inspected and tested, including ring & pinions, internal gears, clutches, and carriers
• All bearings and seals are replaced as part of the remanufacturing process
• Gears are inspected for optimal tooth contact patterns and correct rolling torque using inch-pound measurements for precise setup and longevity
• Correct gear backlash is set to ensure proper lubrication and quiet operation
• Axle tubes inspected to confirm OEM standards of straightness
• Exclusive hydro-blast rinse and sandblasting procedure applied to internal and external parts, followed by a proprietary deep-cleaning process

Key Specifications:

• Ring Gear Size: Ford 8.8"
• Gear Ratio: 4.10
• Brake Type: 10" Drum Brakes
• Condition: Remanufactured

Warranty: Covered by Zumbrota's standard 2-year/unlimited mileage warranty for 3/4-ton and lighter applications. A core charge applies and a core return is required upon purchase.