Dorman 999-801 Suspension Shock Absorber Bracket - Rear Right Upper

Rear Upper Shock Bracket for Silverado and Sierra

Dorman 999-801 is a direct replacement rear upper shock absorber bracket for select Chevrolet Silverado and GMC Sierra heavy-duty trucks. It restores the factory mounting point when the original bracket is rusted, bent, or damaged, helping return the rear suspension to proper support and alignment.

Built from heavy-gauge low carbon steel with a black finish, this standard replacement bracket is engineered for a secure, factory-style fit on the rear right upper position. It is a practical repair solution for Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, and Sierra 3500 HD applications.

Key Features

• Direct replacement shock absorber bracket for the rear right upper mounting location
• Constructed from low carbon steel for strength and durability
• Heavy-gauge steel design for a secure mounting point
• Welded attachment type for a factory-style repair
• Black finish
• Specific fit for select Chevrolet and GMC trucks
• Standard replacement grade
• Part number 999-801

Detailed Description

Dorman 999-801 is designed for vehicles where the original rear upper shock bracket has failed from corrosion or impact damage. Instead of fabricating a replacement, this bracket provides a simpler repair path with dimensions and mounting geometry engineered to match the factory bracket. It is a strong option for maintaining proper shock absorber attachment on Chevrolet Silverado and GMC Sierra HD models.

This part cross-references OE numbers such as 12479977 and 15200476 for the same application. Use part number 999-801 when sourcing a replacement bracket for the rear right upper shock mount on compatible Silverado and Sierra trucks.

What It Helps Fix

• Rust-damaged rear shock bracket mounting points
• Bent or distorted upper shock absorber brackets
• Broken weld-area mounting failures
• Loss of secure shock attachment at the rear suspension
• Time-consuming custom fabrication repairs

Installation Notes and Tips

Verify the vehicle’s rear right upper shock bracket location before ordering. This is a specific-fit suspension bracket for select Chevrolet Silverado and GMC Sierra HD trucks, including 2001-2010 Silverado 2500 HD, 2007-2010 Silverado 3500 HD, 2001-2010 Sierra 2500 HD, and 2007-2010 Sierra 3500 HD applications. Additional coverage includes 2007 Silverado 2500 HD Classic, 2007 Silverado 3500 Classic, 2007 Sierra 2500 HD Classic, 2007 Sierra 3500 Classic, 2001-2006 Silverado 3500, 2001-2006 Sierra 3500, 2001-2004 Silverado 2500, and 2001-2004 Sierra 2500, all in the rear right upper position.

Because mounting hardware is not listed as included, confirm all required fasteners and welding procedures before installation. Professional installation is recommended for a secure suspension repair.

Quality Assurance

Dorman OE FIX parts are engineered as repair-focused replacements for damaged original components. Part 999-801 is built to match factory bracket function and fit for the listed Chevrolet and GMC applications.