SKF SDK324-HMK Axle Differential Bearing and Seal Kit - Rear

Axle Differential Bearing and Seal Kit

SKF SDK324-HMK is a rear differential service kit for select GM full-size trucks and SUVs with a 9.75-inch ring gear. It combines bearings, seals, and related service components for a complete differential repair on compatible applications.

Key Features

• Complete differential service kit for rear axle applications
• Includes bearings, seals, and gaskets where applicable
• Premium bearings use matching cones and cups for proper assembly
• Seals are built to SKF standards with Bore-Tite coating for improved sealing performance
• Engineered to meet or exceed original equipment specifications

Detailed Description

The SKF SDK324-HMK is built for rear differential service on Chevrolet Silverado 1500, Chevrolet Suburban, Chevrolet Tahoe, GMC Sierra 1500, GMC Yukon, GMC Yukon XL, Cadillac Escalade, and Cadillac Escalade ESV applications listed in the fitment data. It is a master kit for 9.75-inch ring gear setups and is intended to support a complete repair by bringing together the core wear items needed during differential service. This part number, SDK324-HMK, is a direct reference for the correct service kit when matching the application and axle configuration. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Is Used For

• Replacing worn differential bearings that can create noise or rough operation
• Restoring sealing performance when gear oil leaks are present
• Addressing contamination from aged or damaged seals and gaskets
• Servicing a rear differential during maintenance or rebuild work
• Correcting bearing wear that can affect differential smoothness and durability

Installation Notes and Tips

Verify rear axle configuration and 9.75-inch ring gear application before ordering. Match the bearing type, inside diameter, and width to the original components during installation. Proper setup, preload, and gear pattern checks are important after differential service. Use the vehicle-specific fitment list to confirm coverage for Chevrolet Silverado 1500, GMC Sierra 1500, and related GM applications.

Quality Assurance

SKF states that its differential, transfer case, and transmission kits are manufactured to meet or exceed original equipment specifications. The included seals use SKF's Bore-Tite coating, and the kit is assembled with components selected for complete repair coverage and long service life.