Why Choose These Freightliner Columbia Projection Headlights
Factory headlights on Freightliner Columbia trucks can fade or lose clarity over time, reducing visibility. This projection headlight assembly with dual-function LED light bars restores lighting performance while adding enhanced signaling and a modern look.
Designed for 2001-2020 Freightliner Columbia models, this headlight offers direct replacement fitment with OE-style wiring connections and included bulbs for simplified installation.
Key Features & Benefits
Projection Headlight Beam Design
This headlight uses a projection-style lighting system designed to improve beam control and forward visibility.
Projection headlights help:
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focus light more precisely on the road
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improve nighttime driving visibility
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reduce scattered light output
Dual Function Amber LED Light Bars
The headlight includes dual-function amber LED light bars located under both the low beam and high beam areas.
These light bars function as:
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position lights during normal operation
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turn signal lighting when activated
This dual-function design improves visibility and signaling performance.
Included Bulbs for Easy Installation
This headlight assembly includes:
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H7 low beam bulb (included)
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H1 high beam bulb (included)
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3157 turn signal bulb (included)
Including these bulbs simplifies installation and reduces additional parts needed.
Durable Polycarbonate Lens
The headlight features an impact-resistant polycarbonate lens designed to withstand road debris and harsh driving conditions.
Polycarbonate lenses are widely used in commercial truck lighting due to their durability.
Chrome Inner Housing Styling
The chrome inner housing provides a clean OEM-style appearance and complements Freightliner Columbia trucks with chrome or polished trim.
Performance & Compatibility
Vehicle Fitment
Designed for:
Freightliner Columbia (2001-2020)
Available configurations:
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Driver side headlight — Item 31187
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Passenger side headlight — Item 31188
Always verify compatibility with your specific truck before installation.
Lighting Specifications
Low Beam
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H7 bulb (included)
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12V DC
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3.9 amps / 46.8 watts
High Beam
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H1 bulb (included)
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12V DC
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4.5 amps / 54 watts
Turn Signal
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3157 bulb (included)
Installation / Technical Details
Installation features:
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OE-style plug for low/high beam and turn/parking light
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direct replacement headlight assembly
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projection-style housing
Important installation note:
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LED light bars require additional wiring to function.
Product Specifications
Item Numbers
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Driver: 31187
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Passenger: 31188
Finish
Chrome inner housing
Voltage
12V
Package Dimensions
24″ L × 15″ W × 12″ H
Product Weight
18 lbs per headlight
Product Series
Aftermarket
Build Quality / Compliance
Durable Aftermarket Headlight Construction
These headlights are designed for heavy-duty trucking environments. The durable construction protects internal components from vibration and road 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
standards for road-legal lighting performance.
Always verify compliance requirements in your region before installation.
What’s Included
Each package includes:
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1 projection headlight assembly
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H7 low beam bulb
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H1 high beam bulb
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3157 turn signal bulb
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integrated dual-function LED light bars
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chrome inner housing finish
Driver and passenger headlights are sold separately.
Frequently Asked Questions About Freightliner Columbia Projection Headlights
Will this headlight fit all Freightliner Columbia trucks?
This headlight is designed for 2001-2020 Freightliner Columbia models. Always confirm compatibility with your specific truck before ordering.
Are these headlights sold individually or as a pair?
These headlights are sold individually, allowing replacement of either the driver or passenger side.
Do these headlights include bulbs?
Yes. This headlight includes H7 low beam, H1 high beam, and 3157 turn signal bulbs.
Do the LED light bars require wiring?
Yes. The dual-function LED light bars require additional wiring to operate.
What is the advantage of projection headlights?
Projection headlights use a lens-based system to focus the beam pattern more precisely, improving nighttime visibility compared to reflector headlights.
Are these headlights DOT compliant?
Yes. According to manufacturer specifications, these headlights meet DOT, SAE, and FMVSS 108 standards.
Should I replace both headlights at the same time?
Replacing headlights in pairs helps maintain consistent brightness and appearance, especially if the original headlights have aged differently.

















