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Enhance Your Visibility by Trying These 9 LED Marker Lights for Semi Trucks

2nd Jun 2025
Enhance Your Visibility by Trying These 9 LED Marker Lights for Semi Trucks

Semi truck marker lights can truly improve your nighttime visibility and safety. These lights work to outline your truck’s dimensions on the road, but they must remain DOT/FMSCA compliant; this means they have to be securely attached and visible - no dead, unused lights on your rig. 

Now, if you're looking to add some evening appeal to your rig's exterior, consider installing a few more marker or clearance lights. 

Which ones? 

Here are the top 9 most popular marker light product choices we offer! 

#1. Oval Marker Light with Chrome Bezel Mount

Features: 

  • Clean amber lens, surface mount design
  • Low-profile housing, perfect for cab corners or side rails
  • Helps other drivers see your rig’s width clearly

#2. M1 Millennium Series 4 Diode Marker Light

This clearance light comes with 4 LEDs and an amber lens. Its features a polycarbonate, waterproof design with a chrome-plated plastic bezel mount. This oval marker light is similar to the first pick.

Features: 

  • Waterproof design 
  • 4 diodes 
  • Uses double bullet plug
  • 2.19 inches width and 6.25 height 

#3. Round Amber LED Marker Light with Ribbed Lenses

These feature a ribbed lens that adds a bit more texture to the light emission. 

Features: 

  • Comes in a pack of 5 lights 
  • Works for clearance or marker lights
  • 2-inch diameter and 1-inch height 

#4. ¾ Inch Twist on Dual Revolution Amber Marker Light

These are some of the BEST lights to mix and match your color scheme with.

If you're looking for DOT-compliant, color-changing lights to add to your big rig that are also easy to use, look no further. With a simple switch flip, you can change from clear to amber to blue and back again. 

Features: 

  • Uses triple female wire harness and 1 extra wire with male bullet harness 
  • Twist-on assembly 
  • Damage-resistant polycarbonate lenses 
  • Chrome plated, polished bezel

#5. Red LED 2-Inch Reflector Clearance/Marker Light

You can get this product in a lighting kit (which includes the light itself, the grommet, and plug) or the individual light LEDs with a red or amber reflector lens.

Features:

  • Easy to wire (2 female bullet plugs)
  • Moisture-proof seal 
  • Polycarbonate material 

#6. Diode Classic Watermelon Surface Mount Marker Light

These watermelon surface mount clearance/marker/turn lights are perfect for country road hauls withi limited lighting. You can get great frelfective safety via powerful LED output. 

Features:

  • With or without stainless steel base 
  • Multiple uses for bumpers, air cleaners, or sleeper cab interior 
  • 3 and 7/16 inch width & 2 and 5/8 inch height
  • 18 diodes 

#7. Bullseye LED Marker Light

This rectangular-shaped double bubble amber LED marker/clearance light delivers high-quality luminance in amber, clear, or red lighting. These come in 16 diodes. 

Features:

  • Minimalist design with clear lens
  • Simple upgrade from a dull stock bulb 
  • Popular among those who love doing aftermarket customizations

#8. Legendary Glass Watermelon Dual Function LED Lights

Dual function LED lights makes for a greater number of lighting styles for just one price. 

Features:

  • Comes in amber or clear-amber colors
  • 3-hole mount with easy wire hook up 
  • Single-use function and sold individually 

#9. Mini Watermelon LED Marker Light with Single Stud Mount

These are small, but incredibly powerful LED marker lights that add some extra night time visibility. You can install these along the trailer sides or bumper skirts in a mix of colors: amber-red, red-clear, clear-white, or amber-clear. 

Features:

  • Sold in 8-pack 
  • Connects using 2 wires and .180 bullet plugs 
  • Used as marker or interior light (multiple applications) 

Shop for Marker & Clearance Semi Truck Lighting at 4 State Trucks

If you're looking for all-thing-lighting, you've come to the right place. With an extensive product selection of aftermarket auxiliary lighting fixtures, including headlights, rear light bars, under-the-bumper lights, and air cleaner light panels

2nd Jun 2025

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