Lighting Solutions for Heavy-Duty Trucks & Equipment

From headlamps and marker lights to work lamps, light bars and specialty lighting, reliable illumination is essential for safe, efficient operation of trucks, trailers and heavy equipment. At Custom Truck One Source, our “Lights” category offers a comprehensive inventory of lighting products engineered for commercial-vehicle duty-cycles where durability, visibility and uptime matter.

Why Quality Lighting Matters

Proper lighting ensures safety, regulatory compliance, operator comfort and productivity—especially in demanding environments such as night operations, off-road service, heavy-haul, utility trucks or vocational rigs. High-quality lighting:

  • Delivers strong, consistent beam patterns and signal visibility in adverse conditions (snow, dust, rain, fog).

  • Uses durable materials, sealed housings, vibration-resistant mounts and heavy-duty construction built for truck- and equipment-service life.

  • Reduces maintenance and downtime through long-life technologies (LED, sealed units) and superior build quality.

How to Choose the Right Lighting Product for Your Application

When selecting lighting for truck or equipment use, consider these key factors:

  • Application & beam pattern: Determine if you need work-body illumination (flood), forward driving (spot), marker/clearance (wide-angle), auxiliary lighting or signaling.

  • Voltage, mounting & compatibility: Confirm the unit matches your vehicle’s system (12 V, 24 V), mounting location (roof, bumper, bed, rail) and connector style.

  • Durability & duty rating: For heavy-haul, utility or off-road service choose lights rated for vibration, wide temperature range, sealed enclosures and heavy-use hours.

  • Compliance & visibility: Ensure your lighting meets applicable standards (DOT, SAE) for your role and application.

If you’re unsure which lighting product fits your application, our parts-specialist team is ready to assist with fitment verification, application matching and spec cross-reference.

Maintenance Tips & Replacement Indicators

To keep your lighting reliable and avoid unexpected failures:

  • Regularly inspect lenses and housings for cracks, clouding, moisture ingress or corrosion.

  • Monitor performance—if lighting seems dimmer, exhibits flicker, or beam pattern shifts under use, it’s time for service or replacement.

  • During body or chassis service (truck or trailer), inspect or upgrade lighting mounts and wiring while access is available—prevention minimizes downtime.

  • Document lighting installation dates, hours of service and maintenance history—especially for fleets.

Why Choose Custom Truck One Source

  • We provide a wide-ranging inventory of heavy-duty lighting products for trucks, trailers and equipment—including headlamps, marker and clearance lights, work lamps, LED lighting, light bars and more.

  • Our nationwide distribution network ensures fast shipping and minimized operational downtime.

  • Our parts-specialist team has deep experience with commercial vehicle lighting applications and can help you select the correct product, verify fitment and ensure long-term reliability.

  • Competitive pricing, strong inventory, and intuitive online filtering tools help you find and order the right lighting solution quickly and confidently.

Browse & Order Today

Explore our full selection of heavy-duty lighting solutions—filter by application, mounting style, voltage, beam type, part number or brand. Place your order online or call our parts team at 877-831-0572 for assistance with specification matching and technical support.

Item # M215R
M215R
Dimensions3.94"L x 0.45"W x 2.31"H
Weight0.08 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # M162A
M162A
Dimensions2.50"L x 0.69"W x 2.50"H
Weight0.10 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # M142A
M142A
Dimensions2.50"L x 0.90"W x 2.50"H
Weight0.06 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
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Item # M189FA
M189FA
Dimensions3.39"L x 0.90"W x 3.39"H
Weight0.10 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 123R
123R
Dimensions5.02"L x 1.36"W x 0.83"H
Weight0.49 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 571.BK103KT
571.BK103KT
Dimensions5.75"L x 3.12"W x 1.25"H
Weight0.20 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 480242TU
480242TU
Dimensions10.99"L x 9.99"W x 3.00"H
Weight2.84 LB
Unit of MeasureEach
Item # 94706LK
94706LK
Dimensions4.25"L x 6.65"W x 0.95"H
Weight0.08 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 1044442
1044442
Dimensions5"L x 4.4"W x 4.09"H
Weight1.93 LB
Unit of MeasureEach
Item # 564.46068
564.46068
Dimensions6.25"L x 7.00"W x 2.15"H
Weight0.15 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # T152196
T152196
Unit of MeasureEach
Item # 564.464002
564.464002
Dimensions9.25"L x 4.50"W x 2.50"H
Weight0.23 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 564.62029
564.62029
Dimensions10.50"L x 4.40"W x 2.80"H
Weight0.30 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
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Item # 571.LD66R10
571.LD66R10
Dimensions6.35"L x 2.50"W x 1.80"H
Weight0.28 LB
Unit of MeasureEach
Item # 571.LD10R13
571.LD10R13
Dimensions2.51"L x 2.51"W x 1.10"H
Weight0.15 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 571.LD40W24
571.LD40W24
Dimensions4.50"L x 4.50"W x 2.00"H
Weight0.45 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 564.55031
564.55031
Dimensions12.50"L x 8.50"W x 6.50"H
Weight1.02 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 571.H5006
571.H5006
Dimensions5.00"L x 5.00"W x 5.00"H
Weight1.20 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 564.46007
564.46007
Dimensions12.50"L x 10.50"W x 10.50"H
Weight2.90 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 564.75049DCY
564.75049DCY
Dimensions29.00"L x 15.00"W x 18.00"H
Weight16.45 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 564.59050HLDC
564.59050HLDC
Dimensions29.80"L x 12.08"W x 14.76"H
Weight12.13 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 571.LD5X7W5B
571.LD5X7W5B
Dimensions10.00"L x 5.00"W x 7.50"H
Weight2.30 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 564.59034
564.59034
Dimensions10.81"L x 8.81"W x 6.50"H
Weight3.95 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
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Item # C1055727
C1055727
Dimensions3.34"L x 2.44"W x 2.44"H
Weight0.38 LB
Unit of MeasureEach
Item # M127R
M127R
Dimensions3.13"L x 0.70"W x 1.95"H
Weight0.07 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
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