HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 20-6859-00 Headlight Assembly - Right
Part #: 20-6859-00

TYC 20-6859-00 Headlight Assembly - Right

TYC Regular, Right
⚙️ 20 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$78.99Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦TYC Regular, Right
🚗Fitment: GMC, Sierra 1500 Classic, Sierra 1500, Yukon, and Yukon XL 1500
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of TYC Regular Right Headlight Assembly

The TYC Regular 20-6859-00 headlight assembly is designed for reliable exterior lighting on select GMC trucks and SUVs. This right-side headlight unit includes halogen bulbs and features clear and amber lenses for proper signaling and visibility.

  • Includes both high beam and low beam halogen HB3 bulbs
  • Clear and amber plastic lens for durability and visibility
  • Plastic housing designed for long-lasting performance
  • Right side position, compatible with GMC Sierra 1500, Sierra 1500 Classic, Yukon, and Yukon XL 1500
  • Meets SAE and DOT compliance standards

Detailed Product Description

The TYC Regular 20-6859-00 headlight assembly is engineered to meet the lighting needs of GMC Sierra 1500, Sierra 1500 Classic, Yukon, and Yukon XL 1500 models. This assembly comes complete with halogen HB3 bulbs for both high and low beams, ensuring proper illumination and road safety. The lens combines clear and amber colors, providing effective signaling and visibility. Constructed with durable plastic materials for both the lens and housing, this headlight assembly offers resistance to environmental elements and maintains structural integrity over time.

The TYC Regular product line focuses on providing dependable replacement parts that meet original equipment specifications. This headlight assembly aligns with that goal by offering a direct fit and SAE/DOT compliance, making it a practical choice for restoring or upgrading your vehicle's exterior lighting system.

Common Applications and Issues Addressed

  • Replacement for damaged or cracked headlight lenses
  • Upgrading faded or yellowed headlight assemblies
  • Restoring proper high and low beam functionality
  • Ensuring compliance with safety and lighting regulations
  • Improving nighttime visibility and signaling on GMC Sierra and Yukon models

Installation Notes and Tips

  • Designed for right side installation on compatible GMC models
  • Includes bulbs pre-installed for easier setup
  • Ensure electrical connections are secure and free of corrosion
  • Check alignment after installation to meet road safety standards
  • Refer to vehicle service manual for detailed removal and installation procedures

Quality Assurance and Warranty

This TYC Regular headlight assembly is manufactured to meet SAE and DOT standards, ensuring compliance with safety regulations. The part number 20-6859-00 is backed by TYC's quality control processes to provide a reliable replacement option. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary.

BrandTYC
Part Number20-6859-00
PositionTYC Regular, Right
Bulb TypeHalogen
Bulbs IncludedYes
High Beam Bulb IncludedYES
High Beam Bulb TypeHalogen HB3
Housing MaterialPlastic
Lens ColorClear, Amber
Lens MaterialPlastic
Low Beam Bulb IncludedYES
Low Beam Bulb TypeHalogen HB3
Other Side20-6860-00
PositionRight
Sae/dot CompliantYes

This part fits 20 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2007GMCSierra 1500 ClassicDenaliCrew Cab PickupRightOther Side: 20-6860-00; TYC Regular
2006GMCSierra 1500DenaliCrew Cab PickupRightOther Side: 20-6860-00; TYC Regular
2006GMCYukonDenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2006GMCYukon XL 1500DenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2005GMCSierra 1500DenaliCrew Cab PickupRightOther Side: 20-6860-00; TYC Regular
2005GMCYukonDenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2005GMCYukon XL 1500DenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2004GMCSierra 1500DenaliExtended Cab PickupRightOther Side: 20-6860-00; TYC Regular
2004GMCYukonDenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2004GMCYukon XL 1500DenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2003GMCSierra 1500DenaliExtended Cab PickupRightOther Side: 20-6860-00; TYC Regular
2003GMCYukonDenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2003GMCYukon XL 1500DenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2002GMCSierra 1500DenaliExtended Cab PickupRightOther Side: 20-6860-00; TYC Regular
2002GMCYukonDenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2002GMCYukon XL 1500DenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2001GMCSierra 1500C3Extended Cab PickupRightOther Side: 20-6860-00; TYC Regular
2001GMCYukonDenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2001GMCYukon XL 1500DenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular
2000GMCYukonDenaliSport UtilityRightOther Side: 20-6860-00; TYC Regular

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

15218078

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.