Freightliner Cascadia 2018+ LED Headlight Driver Side A6601405004, A66-01405-004

Description

The Freightliner Cascadia 2018+ LED Headlight Driver Side A6601405004 is a direct replacement solution for Cascadia trucks that need reliable lighting and factory-correct fitment. Headlights are critical for safe operation, especially during night driving, poor weather, and long-distance hauling. This LED assembly restores proper visibility and ensures your truck remains road-ready.

Built to match the original design, this driver-side LED headlight fits directly into the factory mounting location. The housing shape, mounting tabs, and electrical connections are engineered to align properly with the hood and fender, creating a clean and professional installation without modification.

LED technology provides major advantages over older halogen systems. This headlight produces bright, consistent light output while consuming less power and generating less heat. The result is improved visibility, faster light response, and a longer lifespan. Drivers benefit from better road awareness, clearer lane visibility, and improved recognition by other motorists.

A worn or damaged headlight can reduce safety and affect your truck’s appearance. Common problems include cracked lenses, moisture inside the housing, dim lighting, or fading from sun exposure. Replacing the headlight with this OEM-style LED unit restores both performance and appearance, helping your truck pass inspections and operate safely.

Designed for commercial use, this headlight is built to withstand vibration, road debris, and changing weather conditions. It performs reliably whether your Cascadia is used for long-haul routes, regional driving, or daily fleet operation.

If you are looking for a dependable replacement that installs easily and performs like the original, the Freightliner Cascadia LED Headlight Driver Side A6601405004 is the correct choice.

Key Features

• Driver side LED headlight

• Fits Freightliner Cascadia 2018 and newer

• OEM-style replacement for part number A6601405004, A66-01405-004

• Bright LED illumination for improved visibility

• Direct bolt-on installation

• Durable housing for long service life

• Restores factory lighting performance and appearance

Fitment Information

• Freightliner Cascadia

• Model years: 2018+

• Position: Driver side

If you are unsure about compatibility, we can confirm fitment using your VIN or existing part number.

Keywords

Freightliner Cascadia LED headlight, Cascadia driver headlight, A6601405004, A66-01405-004 Freightliner LED headlamp, Cascadia 2018 headlight, semi truck LED lighting, Cascadia driver side headlight replacement

Pickup & Contact Information

Alsip, Illinois Location
📍 5120 W 125th Pl, Alsip, IL 60803
📞 708-866-2000
💬 708-910-4096
📧 info@truckzoneparts.com

Fort Myers, Florida Location
📍 17121 Cam Ct, Fort Myers, FL 33967
📞 239-342-7777
💬 239-341-7777
📧 info_fl@truckzoneparts.com

Both locations offer fast pickup, expert support, and nationwide shipping.