DNA MOTORING headlight mounting brackets for 2003-2006 Chevy Silverado & Avalanche — left/right pair, OEM-fit durable plastic

If your truck's headlamp alignment or front fascia mounting has been compromised by an accident, wear, or broken tabs, these reproduction headlight brackets restore the correct positioning and attachment points. Manufactured from durable plastic and sold as a left/right pair, these brackets are made to the original equipment specifications and match the referenced GM part numbers so you can replace both sides with confidence.

Will these brackets fit my 2003–2006 Silverado or Avalanche?

Yes—these brackets are engineered for direct compatibility with multiple GM pickups and SUVs from the early 2000s. They target the headlamp mounting points without requiring any cutting, drilling, or modification to the vehicle body.

• Fitment: Chevrolet Avalanche 1500/2500 (2003–2006)
• Fitment: Chevrolet Silverado 1500/2500/3500 (2003–2006) and Silverado Classic 2007
• Replaces GM part numbers GM1221130, GM1221131, 15798921, 15798922

What comes in the package and how is the quality?

This listing includes one matched pair of left and right headlight mount brackets. Each piece is molded from high-quality automotive-grade plastic formulated for strength and long-term service life so they resist cracking under normal use.

• Package: 1 pair (left and right) headlight brackets
• Material: durable plastic designed for automotive environments
• Manufacture: meets or exceeds OEM specifications for fit and durability

How easy is installation and will it align my headlight correctly?

Installation is straightforward because the brackets are direct bolt-on replacements. Using the factory mounting points, your headlights will return to the intended factory alignment when the brackets are installed correctly.

• Installation: direct bolt-on, no drilling or modification required
• Compatibility with stock hardware and headlamp assemblies
• Result: restored mounting geometry for proper headlight aim and secure fit

Are these OEM parts or aftermarket reproductions?

These are high-quality aftermarket reproductions produced to match original equipment specifications. They carry the equivalent reference numbers to GM parts so fitment and function align with the factory components.

• Reference part numbers: GM1221130, GM1221131, 15798921, 15798922
• Meets or exceeds OEM standards for fit and form
• Sold as a complete left/right pair to replace both worn or damaged brackets

Who this is for: This replacement is aimed at owners and mechanics who need a dependable, cost-effective way to repair headlamp attachment points on compatible Chevy trucks and SUVs from 2003–2007. Ideal for collision repairs, restoration projects, or routine maintenance where the original mounting tabs are broken or distorted and you want a straightforward, OEM-style swap that restores correct alignment.