
Why Choose This Freightliner Cascadia LED Projection Headlight
Modern Cascadia trucks rely on LED lighting technology for improved visibility and road safety. This LED projection headlight assembly upgrades your truck with a focused projection beam design and integrated position lighting while maintaining compatibility with factory LED wiring.
Designed for new-generation Cascadia trucks equipped with factory LED headlights, this assembly connects directly to the original wiring harness for straightforward installation.
Key Features & Benefits
LED Projection Headlight Design
This headlight uses a projection-style LED beam system designed to focus light output more precisely across the road surface.
Projection headlights help:
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concentrate light for improved beam control
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improve forward road illumination
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reduce excessive light scatter
High Output LED Lighting Performance
Low Beam
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1,600 lumens
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7000K color temperature
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2.7 amps
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12V DC input
High Beam
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2,800 lumens
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6000K color temperature
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2.39 amps
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12V DC input
These outputs provide bright LED illumination designed to improve nighttime driving visibility.
LED Position Light
The headlight includes an integrated white LED position light that enhances the front-end lighting signature of the Cascadia.
Position lights improve daytime visibility while adding a modern LED appearance.
Chrome Inner Housing Styling
The chrome inner housing provides a clean factory-style appearance while helping reflect light efficiently inside the headlight assembly.
This styling complements Cascadia trucks that maintain a polished or OEM-style front-end look.
Patent-Pending Lens Design
The headlight features a patent-pending lens design intended to enhance both visual styling and lighting performance.
The specialized lens contour helps improve the overall appearance of the headlight assembly while supporting beam clarity.
Durable Polycarbonate Lens
The headlight uses an injection-molded polycarbonate lens, commonly used in automotive lighting due to its resistance to:
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vibration
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road debris
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weather exposure
Performance & Compatibility
Vehicle Fitment
Designed for:
Freightliner Cascadia (2018-2023)
New generation body style trucks equipped with factory LED headlights.
Compatibility note:
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Not compatible with Cascadia trucks originally equipped with halogen headlights.
OEM Reference Numbers
Driver side:
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A66-01405-002
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A66-01512-004
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A6601512004
Passenger side:
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A66-01405-003
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A66-01512-003
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A6601512003
Always verify compatibility with your specific truck configuration before installation.
Installation / Technical Details
Installation is designed for straightforward replacement of factory LED headlight assemblies.
Installation characteristics:
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Plug-and-play connection to factory LED wiring harness
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OEM-style mounting compatibility
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Direct replacement headlight assembly
Product specifications:
Item Numbers
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Driver: 35819
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Passenger: 35820
Finish
Chrome inner housing
Voltage
12V
Package Dimensions
32″ L × 15.5″ W × 13.5″ H
Product Weight
29 lbs per headlight
Product Series
Aftermarket
Build Quality / Compliance
Durable Aftermarket Headlight Construction
These headlights are part of an aftermarket LED headlight series designed for commercial trucking environments. The durable housing helps protect internal LED components during long-haul driving conditions.
DOT / SAE Compliance
According to manufacturer specifications, these headlights meet:
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DOT
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SAE
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FMVSS 108
lighting standards for road-legal use.
Always verify compliance requirements in your region before installation.
What’s Included
Each package includes:
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1 LED projection headlight assembly
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Integrated LED position light
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Chrome inner housing finish
Driver and passenger headlights are sold separately.
Frequently Asked Questions About Freightliner Cascadia LED Projection Headlights
Will this headlight fit all Freightliner Cascadia trucks?
This headlight is designed for 2018-2023 Freightliner Cascadia trucks equipped with factory LED headlights. It is not compatible with trucks originally equipped with halogen headlights.
Are these headlights sold individually or as a pair?
These headlights are sold individually, allowing replacement of either the driver or passenger side.
What is a projection headlight?
Projection headlights use a lens-based optical system to focus the light beam more precisely than traditional reflector headlights, which can improve beam control and visibility.
What color temperature do these headlights produce?
The low beam operates at approximately 7000K while the high beam operates at 6000K, producing a bright white LED light.
Do these headlights require special wiring?
No. They are designed to plug directly into the existing factory LED wiring harness connector on compatible Cascadia trucks.
Are these headlights DOT compliant?
Yes. According to manufacturer specifications, these headlights meet DOT, SAE, and FMVSS 108 standards.



















