Depo 331-1129L-ACN Headlight Assembly - Left

Left Headlight Assembly for Ford Trucks

This Depo left headlight assembly is a direct-fit exterior lighting replacement for select Ford F-150, F-150 Heritage, and Expedition models. Part number 331-1129L-ACN is built for vehicles with composite headlamp housings and the listed OE-style applications.

Key Features

• Depo headlight assembly for the left side
• OE-style replacement for composite headlamp applications
• Fits select Ford F-150, Ford F-150 Heritage, and Ford Expedition models
• Matches listed OEM reference 3L3Z13008DA
• Cross-references FO2502139C for the same application
• Part number 331-1129L-ACN for catalog and fitment lookup

Fitment Details

• Fits 2004 Ford F-150 Heritage, left, early design; composite.
• Fits 2001-2003 Ford F-150, left, w/o Heritage Edition; composite.
• Fits 1997-2002 Ford Expedition, left, composite.
• Fits 1997-2000 Ford F-150, left, from 7-96; composite.

Product Description

Depo 331-1129L-ACN is a left headlight assembly for Ford trucks and SUVs that use the composite-style front lighting listed in the fitment data. It is a practical replacement for a damaged, cloudy, or non-functioning driver-side headlamp on a 1997-2000 Ford F-150, 2001-2003 Ford F-150 without Heritage Edition, 2004 Ford F-150 Heritage, or 1997-2002 Ford Expedition. The part number 331-1129L-ACN and OEM reference 3L3Z13008DA help confirm the correct application during ordering.

Common Repair Uses

• Restores a broken or cracked driver-side headlight lens or housing
• Replaces a dim, yellowed, or moisture-damaged left headlamp
• Addresses failed lighting output on Ford F-150 and Ford Expedition front-end repairs
• Supports collision repair after front-end damage
• Helps correct fitment issues when replacing an OE-style composite headlight

Installation Notes

Verify the vehicle year, model, and left-side application before installation. This assembly is listed for composite headlamp setups only, with model-specific fitment for the Ford F-150, Ford F-150 Heritage, and Ford Expedition. Compare the existing unit to the OEM reference 3L3Z13008DA and the part number 331-1129L-ACN to confirm the correct replacement before removal.

Quality Assurance

Depo manufactures this headlight assembly as an OE-style replacement lighting component for the listed Ford applications.