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 # M507
M507
Dimensions4.70"L x 2.77"W x 5.95"H
Weight1.17 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 571.BZ40SS
571.BZ40SS
Dimensions5.575"L x 5.575"W x 0.775"H
Weight0.18 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 571.RF1X4QMR
571.RF1X4QMR
Dimensions4.40"L x 1.13"W x 0.25"H
Weight0.05 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
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Item # 564.75078L
564.75078L
Dimensions6.50"L x 2.25"W x 1.75"H
Weight0.25 LB
Unit of MeasureEach
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Item # 54342
54342
Dimensions4.75"L x 4.75"W x 2.25"H
Weight0.23 LB
Unit of MeasureEach
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Item # 170.228600
170.228600
Dimensions2.77"L x 2.25"W x 2.04"H
Weight0.27 LB
Unit of MeasureEach
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Item # 571.LD502R40
571.LD502R40
Dimensions6.843"L x 5.875"W x 4.187"H
Weight1.05 LB
Unit of MeasureEach
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Item # 571.LD60CR24-K
571.LD60CR24-K
Dimensions8.00"L x 8.00"W x 2.00"H
Weight0.33 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 571.LD40RW14
571.LD40RW14
Dimensions7.00"L x 5.00"W x 2.00"H
Weight0.30 LB
Unit of MeasureEach
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Item # 571.LD60RW30
571.LD60RW30
Dimensions6.50"L x 2.50"W x 2.00"H
Weight0.30 LB
Unit of MeasureEach
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Item # 45853
45853
Dimensions1.25"L x 3.75"W x 5.25"H
Weight0.42 LB
Unit of MeasureEach
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Item # 49252
49252
Dimensions1.00"L x 4.00"W x 1.50"H
Weight0.11 LB
Unit of MeasureEach
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Item # 66900
66900
Dimensions4.00"L x 0.75"W x 0.25"H
Weight0.08 LB
Unit of MeasureEach
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Item # 53650
53650
Dimensions6.00"L x 6.75"W x 6.75"H
Weight1.37 LB
Unit of MeasureEach
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Item # 410061TU
410061TU
Dimensions2.50"L x 0.20"W x 0.20"H
Weight0.20 LB
Unit of MeasureEach
Item # 571.LG10R
571.LG10R
Dimensions2.50"L x 2.50"W x 0.82"H
Weight0.05 LB
Unit of MeasureEach
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Item # 44101Y
44101Y
Dimensions4.32"L x 4.32"W x 1.64"H
Weight0.76 LB
Unit of MeasureEach
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Item # 571.LG40R
571.LG40R
Dimensions4.34"L x 4.34"W x 2.12"H
Weight0.25 LB
Unit of MeasureEach
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Item # 571.LD45W28-K
571.LD45W28-K
Dimensions6.62"L x 4.75"W x 2.06"H
Weight0.60 LB
Unit of MeasureEach
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Item # 571.LD508R42
571.LD508R42
Dimensions8.49"L x 4.50"W x 9.83"H
Weight1.00 LB
Unit of MeasureEach
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Item # 564.55200
564.55200
Dimensions27.50"L x 17.00"W x 10.00"H
Weight6.25 LB
Unit of MeasureEach
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Item # 564.55205
564.55205
Dimensions23.25"L x 12.00"W x 8.50"H
Weight5.40 LB
Unit of MeasureEach
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Item # 564.46026
564.46026
Dimensions23.50"L x 11.25"W x 7.50"H
Weight0.75 LB
Unit of MeasureEach
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Item # 564.75061
564.75061
Dimensions18.12"L x 6.75"W x 6.50"H
Weight4.77 LB
Unit of MeasureEach
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Item # 571.LB1003
571.LB1003
Dimensions5.35"L x 2.15"W x 2.05"H
Weight0.40 LB
Unit of MeasurePackage
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