86544818 Genuine GM Front Headlamp Assembly For Sierra HD 6.6L V8

Name: 86544818 Genuine GM Front Headlamp Assembly For Sierra HD 6.6L V8
Brand: GM
SKU: 86544818
Price: 1568.00 USD
Availability: InStock

P/N: 86544818 Manufactured by: GM

$1,568.00 - $1,568.00

$1,568.00

$1,568.00 - $1,568.00

$1,568.00

1 in Stock

Condition: New

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Description

The 86544818 is a genuine GM front headlamp assembly engineered for Sierra HD trucks with the 6.6L V8 engine. It restores proper forward lighting and ensures correct fitment with the factory mounting and electrical systems.

Vehicle Compatibility

Year	Vehicle	Engine	Trims
2025	GMC Sierra 2500 HD	6.6L V8 Diesel, 6.6L V8 Gas	Pro, SLE
2025	GMC Sierra 3500 HD	6.6L V8 Diesel, 6.6L V8 Gas	Pro, SLE
2024	GMC Sierra 2500 HD	6.6L V8 Diesel, 6.6L V8 Gas	Pro, SLE
2024	GMC Sierra 3500 HD	6.6L V8 Diesel, 6.6L V8 Gas	Pro, SLE

General Specifications

Condition	New
Part Number	86544818
Brand	GM
Part Type	Front Headlamp Assembly
Years	2024–2025
Vehicle	GMC Yukon
Position	Right
Trim Compatibility	Pro, SLE
Lighting Configuration	Type 3

Product Features

The 86544818 front headlamp assembly is built to match factory performance and installation requirements:

Designed to align correctly with Sierra HD front-end structure and mounting points.
Supports proper electrical connection with the factory lighting harness.
Constructed for direct installation without the need for modification.
Provides consistent beam output for safe nighttime and low-visibility driving.
Matches OEM connector and housing configuration for accurate fitment.
Manufactured to GM standards for reliable operation under normal conditions.

Application Notes

The 86544818 is used on Sierra HD models equipped with the 6.6L V8 and factory-installed headlamp system. It mounts directly in place of the original unit using existing hardware and wiring connections.

Always verify part number and vehicle configuration before installation.