SKF 29587A Wheel Seal - Rear

SKF 29587A Rear Wheel Seal for Heavy-Duty GM Trucks

SKF 29587A is a rear wheel seal built for select Chevrolet Silverado HD and GMC Sierra HD applications. It uses a polyacrylate sealing surface and precise dimensions to help maintain proper sealing at the wheel end, where lubricant retention and contamination control are critical.

Key Features

• Part number: 29587A
• Wheel seal for rear axle applications
• Polyacrylate sealing surface type
• Width: 0.610 in.
• Outside diameter: 3.939 in.
• Shaft diameter: 2.960 in.
• Interchange reference: 20889025

Detailed Description

SKF 29587A is engineered for rear wheel-end sealing on heavy-duty GM trucks, including Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD, and Sierra 3500 HD applications. It also covers select Silverado 2500, Silverado 3500, and Suburban 2500 rear applications listed in the fitment data. SKF has a long history in seal design and manufacturing, and this wheel seal reflects that focus on material selection and application-specific dimensions.

This part cross-references 20889025 for the same application. If you are searching for a rear wheel seal for a 2011-2021 Chevrolet Silverado 2500 HD, rear, or a 2011-2021 GMC Sierra 3500 HD, rear, SKF 29587A is the direct part number to reference.

What It Is Used For

• Seals the rear wheel-end area to help retain lubricant
• Helps keep road debris and contaminants out of the axle assembly
• Supports proper sealing on rear axle service work
• Addresses leaks at the wheel seal location
• Helps restore sealing performance on Chevrolet Silverado HD and GMC Sierra HD rear applications

Installation Notes and Tips

Verify axle and ring gear configuration before ordering, since fitment varies by model and rear-end setup. Confirm seal dimensions against the original part and inspect the sealing surface, hub, and axle components for wear or damage before installation. Clean the sealing area thoroughly and install the seal squarely to avoid distortion.

Quality Assurance

SKF manufactures seals to specific designs using premium materials and controlled production standards. The brand’s seal engineering focus is backed by more than a century of application experience in keeping lubricants in and contaminants out.