SKF SDK339 Axle Differential Bearing and Seal Kit - Front or Rear

SKF SDK339 Axle Differential Bearing and Seal Kit

SKF SDK339 is an axle differential bearing and seal kit built for differential service on select Ford Aerostar and Chevrolet Corvette applications. It focuses on the bearing, seal, and gasket components needed for a complete differential repair, with fitment covering front and rear axle positions where specified.

Key Features

• Axle differential bearing and seal kit for driveline service
• Inside diameter: 11.0000
• Width: 2.500
• Bearing type: DIFF3TP
• SKF bearings include matching cones and cups for proper bearing service
• Seals are built to SKF standards with Bore-Tite coating for improved sealing performance
• Cross-reference part number: 9759DK339

Product Details

SKF SDK339 is engineered for differential repair work where bearing wear, seal leakage, or related driveline noise has affected performance. SKF supplies this kit with components selected to meet or exceed original equipment specifications, helping restore proper differential operation on applications such as the 1986-1989 Ford Aerostar front and rear, and the 1980-1982 Chevrolet Corvette rear. This part number, SDK339, is also referenced as 9759DK339 for the same application.

For buyers searching long-tail terms such as Ford Aerostar front differential bearing and seal kit, Chevrolet Corvette rear axle differential service kit, or SKF SDK339 differential repair kit, this part provides a direct match to the listed axle configurations. The kit format supports a more complete differential service by combining the core wear items commonly replaced during teardown.

What It Helps Repair

• Differential bearing noise or rough operation
• Oil seepage at differential seals
• Wear found during axle or differential teardown
• Service needs on front or rear axle differential assemblies
• Restoration of proper bearing preload and sealing surfaces during rebuild

Installation Notes and Tips

Confirm axle type, position, and notes before ordering. Fits 1986-1989 Ford Aerostar, front with Standard Kit; Dana 30 ENSP 89-1/2 Axle. Fits 1986-1989 Ford Aerostar, rear with Standard Kit; Dana 30 Axle. Fits 1980-1982 Chevrolet Corvette, rear with Standard Kit; Dana 44 Axle. During installation, inspect the differential housing, races, and sealing surfaces for scoring or damage before assembly.

Quality Assurance

SKF manufactures these service kit components to high quality standards, using bearings with matched cones and cups and seals built to SKF specifications. The Bore-Tite coated seals are designed to improve sealing performance, and the kit is assembled to support a complete differential repair with OE-level specification targets.