Depo A34-1127L-AC Headlight Assembly - Left

Left Headlight Assembly for Ram Trucks

This Depo left headlight assembly is a direct-fit exterior lighting replacement for select Ram and Dodge Ram trucks. It is listed for the driver-side position and references OEM part number 55277409AG for the applications shown below.

• Brand: Depo
• Part number: A34-1127L-AC
• Left-side headlight assembly
• OE reference: 55277409AG
• Fits select 2009-2012 Ram and Dodge Ram trucks

Vehicle Fitment

• Fits 2011-2012 Ram 1500, left.
• Fits 2011-2012 Ram 2500, left.
• Fits 2011-2012 Ram 3500, left.
• Fits 2009-2010 Dodge Ram 1500, left.
• Fits 2010 Dodge Ram 2500, left.
• Fits 2010 Dodge Ram 3500, left.

Product Details

Depo A34-1127L-AC is a replacement headlight assembly for the left side of select Ram 1500, Ram 2500, and Ram 3500 trucks. It is cataloged for vehicles using OEM reference 55277409AG and is intended for exterior lighting restoration on the listed Ram and Dodge Ram applications. Use this part number, A34-1127L-AC, when matching the correct driver-side headlamp for 2009-2012 Ram truck fitment.

Common Reasons for Replacement

• Cracked or damaged left headlight housing
• Clouded or worn exterior lighting lens
• Failed original headlamp assembly
• Restoring proper front-end lighting on Ram 1500, Ram 2500, or Ram 3500 trucks

Installation Notes

Verify the vehicle year, model, and left-side position before installation. Confirm OEM reference 55277409AG and compare the connector and housing shape to the original assembly. Professional installation is recommended for proper alignment and lighting performance.

Quality Assurance

Depo manufactures replacement lighting components for OE-style fitment and application matching. Part number A34-1127L-AC is cataloged against the listed Ram and Dodge Ram truck applications for direct replacement selection.