LED Lights for Heavy-Duty Trucks, Trailers & Equipment

LED lighting has transformed truck, trailer and equipment illumination—delivering brighter, longer-lasting and more energy-efficient performance than traditional bulbs. At Custom Truck One Source, our LED lights category features a wide selection of heavy-duty LED applications—from work-body lights and flood lamps to marker/clearance, headlamps and auxiliary lighting—built for rugged duty-cycles, harsh environments and commercial-vehicle use.

Why Quality LED Lighting Matters

In heavy-duty applications, lighting plays a critical role in safety, visibility, productivity and maintenance cost control. LED lighting offers key advantages: improved visibility and faster response, significantly lower power consumption, extended lifespan, shock and vibration resistance. For fleets, service rigs and vocational trucks, upgrading to rugged LED lights helps reduce downtime, maintenance, and enhances operator safety in low-light or adverse conditions.

How to Choose the Right LED Light for Your Application

When selecting an LED light for trucks, trailers or equipment, consider these key factors:

  • Light pattern & output: Determine whether you need flood, spot, combination, marker or work-body lighting depending on the task and mounting location.

  • Voltage & duty-rating: Ensure compatibility with the vehicle’s electrical system (12 V, 24 V) and choose unit rated for commercial harsh-duty use (vibration, heat, dust).

  • Mounting & construction: Select housing and lens designed for heavy-duty service: durable materials, sealed against moisture/dirt, vibration-rated and appropriate mounting (surface, bracket, flush).

  • Compliance & visibility: Especially for marker/clearance lights, ensure the LED units meet relevant lighting standards for visibility, color, and classification.
    If you’re unsure which LED light fits your vehicle or equipment, our parts-specialist team can assist with specification match-up, installation advice and fitment verification.

Maintenance & Replacement Indicators

To keep your LED lighting system reliable and avoid downtime:

  • Inspect lights regularly for cracked lenses, water ingress, loose or corroded wiring, dimming output or flicker—these may signal underlying damage or degradation.

  • When illumination seems reduced, beam pattern is inconsistent or unit shows instability, replace rather than wait for failure—especially critical in work-zone or safety lighting.

  • During vehicle or trailer body work, evaluate lighting mounts and wiring paths; consider upgrading older halogen/incandescent units to LED for improved performance and longevity.

Why Choose Custom Truck One Source

  • We carry a comprehensive inventory of heavy-duty LED lighting solutions tailored for trucks, trailers and equipment—covering marker/clearance, work-body, flood/spot lights, headlamps/aux, and specialty applications.

  • Nationwide distribution and fast shipping help minimize downtime for your fleet, service rig or equipment operation.

  • Our parts-specialist team has heavy-duty truck and equipment lighting expertise—ensuring you select the correct LED type, mount, voltage and compliance specification.

  • Competitive inventory, user-friendly filters and proven reliability make finding and ordering the right LED light quick and confident.

Browse & Order Today

Explore our full selection of heavy-duty LED lights—filter by application (marker, work-body, flood/spot, headlamp/aux), beam type, voltage, certification or part number. Place your order online or call our parts team at 877-831-0572 for assistance with fitment or specification support.

Item # 4060C
4060C
Dimensions: 4.40"L x 4.40"W x 1.75"H
Weight: 0.90 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 30375R
30375R
Dimensions: 2.24"L x 2.24"W x 1.50"H
Weight: 0.11 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 30275R
30275R
Dimensions: 2.24"L x 2.24"W x 1.50"H
Weight: 0.11 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
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Item # M356A
M356A
Dimensions: 6.50"L x 2.50"W x 2.31"H
Weight: 0.27 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 75-P-13
75-P-13
Dimensions: 7.00"L x 4.00"W x 1.00"H
Weight: 0.01 LB
Unit of Measure: Each
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Item # 571.LD500R38
571.LD500R38
Weight: 1.05 LB
Unit of Measure: Each
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Item # 845
845
Dimensions: 5.77"L x 3.06"W x 6.76"H
Weight: 1.40 LB
Unit of Measure: Each
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Item # 2660
2660
Dimensions: 4.00"L x 2.00"W x 1.10"H
Weight: 0.20 LB
Unit of Measure: Each
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Item # 564.75074
564.75074
Dimensions: 5.78"L x 5.12"W x 2.06"H
Weight: 0.15 LB
Unit of Measure: Each
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Item # 564.75076
564.75076
Dimensions: 6.93"L x 3.53"W x 10.81"H
Weight: 1.10 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 44202R
44202R
Dimensions: 4.32"L x 4.32"W x 1.64"H
Weight: 0.17 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 1960
1960
Dimensions: 3.90"L x 1.25"W x 0.83"H
Weight: 0.40 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 1050
1050
Dimensions: 2.50"L x 2.50"W x 0.93"H
Weight: 0.14 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
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Item # 44891
44891
Dimensions: 1.00"L x 1.50"W x 1.50"H
Weight: 0.09 LB
Unit of Measure: Each
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Item # 571.LD322A31
571.LD322A31
Dimensions: 11.50"L x 4.75"W x 3.50"H
Weight: 0.80 LB
Unit of Measure: Each
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Item # 4050A
4050A
Dimensions: 4.40"L x 4.40"W x 1.75"H
Weight: 0.90 LB
Unit of Measure: Each
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Item # 4550
4550
Dimensions: 5.30"L x 3.40"W x 1.90"H
Weight: 0.49 LB
Unit of Measure: Each
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Item # 44326R
44326R
Dimensions: 5.40"L x 3.10"W x 5.75"H
Weight: 0.12 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 10286Y
10286Y
Dimensions: 8.00"L x 4.00"W x 1.00"H
Weight: 0.14 LB
Unit of Measure: Each
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Item # 19350Y
19350Y
Dimensions: 3.78"L x 1.23"W x 0.83"H
Weight: 0.08 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 571.LD30R9
571.LD30R9
Dimensions: 2.06"L x 2.06"W x 1.93"H
Weight: 0.10 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # M119R
M119R
Dimensions: 4.54"L x 1.30"W x 2.14"H
Weight: 0.48 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
Item # 571.LD40W20-K
571.LD40W20-K
Dimensions: 10.00"L x 8.00"W x 2.00"H
Weight: 0.40 LB
Unit of Measure: Each
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Item # 571.LD45R15
571.LD45R15
Dimensions: 5.50"L x 3.25"W x 2.00"H
Weight: 0.45 LB
Unit of Measure: Each
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Item # 571.LD60A10-K
571.LD60A10-K
Dimensions: 7.50"L x 3.37"W x 2.00"H
Weight: 0.45 LB
Unit of Measure: Each
Eligible for FREE GROUND Shipping
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