Dorman 523-089 Suspension Control Arm Bumper - Front Lower

Dorman 523-089 Suspension Control Arm Bumper

Dorman 523-089 is a suspension control arm bumper made for specific GM trucks and SUVs with front lower suspension applications. It uses foam construction and a pressed attachment method to replace the original bumper on supported vehicles, including Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade models with the listed package and equipment requirements.

Key Features

• Foam construction for OE-style bumper replacement
• Orange color for easy identification during service
• Pressed attachment method for direct-fit installation on listed applications
• Regular grade replacement part for front lower suspension use
• Designed for specific Chevrolet, GMC, and Cadillac fitments with package-based notes
• Brand part number 523-089 for catalog and service matching

Product Details

This suspension control arm bumper is precision-engineered and tested to replace the original equipment bumper on select vehicles. It is used in front lower suspension locations and is listed for multiple Chevrolet Silverado 1500 and Silverado 1500 HD, GMC Sierra 1500 and Sierra 1500 HD, Chevrolet Tahoe, Chevrolet Avalanche 1500, Chevrolet Suburban 1500, Cadillac Escalade, and GMC Yukon applications with the specified RPO codes, wheel, or chassis package notes. If you are searching for a Dorman 523-089 suspension control arm bumper for a 2002-2006 Chevrolet Tahoe front lower suspension or a 1999-2006 GMC Sierra 1500 front lower bumper replacement, this part matches the documented fitment details.

This part cross-references 15153959 for the same application.

Common Problems This Part Can Address

• Worn or deteriorated front lower suspension bumper material
• Noise from suspension contact at full compression
• Loss of original bumper cushioning at the control arm stop
• Replacement needs after age-related foam breakdown
• Service repair for vehicles with the listed off-road or package-specific suspension setup

Installation Notes and Tips

• Verify the vehicle’s year, make, model, and front lower suspension configuration before ordering.
• Check the RPO code or equipment note listed for your application, including Z71, ZW7, BPH, or 20-inch wheel requirements where specified.
• Inspect the control arm and surrounding suspension components for wear before installing the bumper.
• Because mounting hardware is not included, reuse or source any required vehicle-specific hardware separately if needed.

Quality Assurance

Dorman states that this part is precision-engineered and rigorously tested for reliable replacement of the original equipment on the listed vehicles. The Dorman 523-089 is built as a direct replacement suspension component for documented applications and is supported by Dorman’s OE-style replacement focus.