SKF SDK331-B Axle Differential Bearing and Seal Kit - Rear

SKF Axle Differential Bearing and Seal Kit SDK331-B

SKF SDK331-B is an axle differential bearing and seal kit for rear applications that need a precise bearing and sealing refresh. It is built around high-quality bearings with matching cones and cups, plus seals made to SKF standards with Bore-Tite coating for improved sealing performance.

Key Features

• Axle differential bearing and seal kit for rear driveline service
• Inside diameter: 11.0000
• Width: 2.500
• Bearing type: DIFF3TP
• Bearings include matching cones and cups for proper bearing service
• Seals use SKF Bore-Tite coating to improve sealing performance
• Designed for complete differential repair coverage where applicable

Detailed Product Overview

SKF SDK331-B is engineered for differential service on vehicles that use a 9.75-inch ring gear, including Ford F-250 Super Duty, Ford F-350 Super Duty, Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500 rear axle applications. This part number, SDK331-B, is built to restore bearing support and seal integrity in the differential assembly, helping maintain proper gear operation and fluid control. This part cross-references 1458HM803110 and JD10377 for the same application.

What It Is Used For

• Rear differential bearing noise caused by worn bearing surfaces
• Gear oil seepage from aged or hardened axle seals
• Excessive play or roughness in the differential assembly
• Service work on 9.75-inch ring gear rear axle setups
• Restoring sealing performance during differential rebuilds

Installation Notes and Tips

Confirm axle configuration, ring gear size, and rear application before installation. Proper bearing preload, gear setup, and seal seating are critical for long-term performance. Clean all mating surfaces thoroughly and inspect the differential housing, races, and gear components for wear before reassembly.

Quality Assurance

SKF manufactures these kits to meet or exceed original equipment specifications, using premium bearings, seals, and applicable gaskets or sealant components for complete repair coverage. The Bore-Tite seal coating is used to improve sealing performance in service.

Fitment

• Fits 2003-2013 Chevrolet Express 2500, rear, Standard Kit; 9.75'' Ring Gear
• Fits 2003-2010 Chevrolet Express 3500, rear, Standard Kit; 9.75'' Ring Gear
• Fits 2003-2013 GMC Savana 2500, rear, Standard Kit; 9.75'' Ring Gear
• Fits 2003-2010 GMC Savana 3500, rear, Standard Kit; 9.75'' Ring Gear
• Fits 1999-2008 Ford F-250 Super Duty, rear, Standard Kit; 9.75'' Ring Gear
• Fits 1999-2008 Ford F-350 Super Duty, rear, Standard Kit; 9.75'' Ring Gear
• Fits 1998-1999 Ford F-250, rear, Standard Kit; 9.75'' Ring Gear