5966249 42437 Headlight Support Bracket Mounting Kit Left Right for Chevy GMC

This Headlight Support Bracket Mounting Kit is a replacement bracket set compatible with various Chevy and GMC models and matches OEM Part# 5966249 and 42437.

Product Overview

The Headlight Support Bracket Mounting Kit secures and aligns headlight assemblies on Chevy and GMC vehicles. This kit provides left and right support brackets along with necessary hardware, replacing broken or missing factory brackets. Auto body professionals and DIY mechanics use this Headlight Support Bracket Mounting Kit to restore proper headlight aim and eliminate vibration.

Key Features & Performance

• Kit includes both left and right brackets for a complete front-end repair
• Stamped from heavy-gauge steel or reinforced composite for enduring support
• Corrosion-resistant coating withstands road salt, moisture, and debris
• Pre-drilled mounting points align with factory holes—no drilling required
• Matches OEM dimensions to maintain correct headlight gap and beam pattern

Common Uses

• Repairing broken or bent headlight mounting tabs after a collision
• Replacing rusted-out factory support brackets on aging trucks and SUVs
• Eliminating headlight shake and flicker caused by loose or missing brackets
• Restoring proper panel gap and appearance after grille or core support work
• Restoring factory bracket support on full-size Chevy and GMC trucks and vans where OEM numbers 5966249 and 42437 apply

Technical Specifications

• Part Number(s): 5966249, 42437
• Kit Includes: Left and Right Support Brackets, Mounting Hardware
• Position: Front

Frequently Asked Questions

Q: Do these brackets work for both driver and passenger sides? A: Yes, the kit contains distinct left and right brackets clearly labeled for correct installation.

Q: Will this kit fit all Chevy and GMC trucks? A: It covers many common models where OEM numbers 5966249 and 42437 are specified; always confirm your specific year and submodel before ordering.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.