Keystone GM1103188 Rear Step Bumper Assembly Chrome Steel for Heavy Duty Dually Trucks

The Keystone GM1103188 is a chrome-plated steel rear step bumper assembly designed as a direct replacement for 2015-2019 Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD dual rear wheel (dually) models. This aftermarket bumper provides a cost-effective alternative to OEM parts while maintaining quality construction and proper fitment.

Key Features:

• Chrome-plated steel construction for durability and corrosion resistance
• Integrated step design for easy bed access
• Exhaust cutouts included for proper exhaust routing
• Direct bolt-on replacement requiring no modifications
• Designed specifically for dual rear wheel configurations
• Does not include provisions for parking assist sensors

Technical Specifications:

• Material: Heavy-gauge steel with chrome finish
• Replaces OEM part number: 23154017, 84078290
• Interchange part number: GM1103188
• Approximate weight: 39 lbs
• Includes mounting hardware locations for factory-style installation

This replacement bumper is manufactured by Keystone Automotive, a trusted supplier of aftermarket collision and body parts. The bumper arrives ready to install and provides excellent protection for the rear of your heavy-duty truck while restoring the factory appearance. Professional installation is recommended to ensure proper alignment and secure mounting.