Best DOT-Certified Side Marker Light Assemblies of 2026

David Davis Avatar
David Davis
Last Updated: Jan 28, 2026

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DOT-Certified Side Marker Light Assemblies are essential safety components for any vehicle. These lights are designed to indicate the presence, size, and position of a vehicle to other drivers on the road, especially in low light conditions. DOT certification ensures that the lights meet or exceed the safety standards set by the Department of Transportation. These light assemblies are available in a variety of colors and sizes to fit different types of vehicles. They are easy to install and are built to last, providing reliable performance for years to come. Whether you're replacing a damaged side marker light assembly or upgrading to improve safety, DOT-Certified Side Marker Light Assemblies are a smart choice.

At a Glance: Our Top Picks

Partsam Amber LED Trailer RV Camper Side Marker Lights Cover #TOP 1
Partsam Amber LED Trailer RV Camper Side Marker Lights
ftb score rating icon 9.8
Partsam LED Marker Lights Cover #TOP 2
Partsam LED Marker Lights
ftb score rating icon 9.7
EclatLights 10Pcs 2" Round LED Trailer Marker Lights Cover #TOP 3
EclatLights 10Pcs 2" Round LED Trailer Marker Lights
ftb score rating icon 9.5

Top 5 DOT-Certified Side Marker Light Assemblies

#TOP 1

Partsam Amber LED Trailer RV Camper Side Marker Lights

Partsam-122460
Amber
Pack of 2
Partsam Amber LED Trailer RV Camper Side Marker Lights Cover
Partsam 2Pcs [DOT Certified] Amber 4 Inch LED Trailer RV Camper Side Marker Clearance Lights Lamps 6 Diodes with Reflex Lens Surface Mount Reflective 2x4 Rectangle Truck Marker Lights Front Rear

Introducing the Partsam LED Side Marker Lights, a must-have for any vehicle owner. These DOT certified lights are designed to provide maximum visibility and safety on the road. With 6 powerful LEDs inside each light, you can trust that these lights will be bright and easy to see. The built-in reflex reflector eliminates the need for a separate reflector, making installation a breeze. These lights are not only functional, but also durable, with a snap-on, replaceable lens and a waterproof housing. Whether you need front or rear clearance lights, side marker lights, or identification lights, these lights are universal and suitable for a wide range of 12V vehicles. Don't compromise on safety - choose the Partsam LED Side Marker Lights for your vehicle.

What We Like
Bright and visible
Easy installation
Durable and waterproof
#TOP 2

Partsam LED Marker Lights

Partsam-122462
2Amber+2Red
Partsam LED Marker Lights Cover
Partsam 4x Rectangular 4 Inch LED Front Rear Side Marker Clearance Lights Indicator [DOT Certified] for RV Camper Motorhome Truck Trailer

Partsam LED Marker Lights are a versatile and reliable lighting solution for your vehicle. With 6 LEDs inside each light, these DOT-approved lights function as clearance lamps, side markers, or identification lights. They are perfect for a wide range of 12V vehicles such as trucks, trailers, SUVs, caravans, RVs, and more. The sonically sealed, waterproof lens and housing ensure durability and longevity, while the two-wire design allows for easy installation on any surface. Measuring 101mm x 49mm x 23mm, these lights are compact yet powerful. The Partsam LED Marker Lights come with all the necessary wires and screws for hassle-free installation.

What We Like
Durable and waterproof
Easy to install
Versatile use for various vehicles
#TOP 3

EclatLights 10Pcs 2" Round LED Trailer Marker Lights

EclatLights
EL-SL111
5 Red + 5 Amber
EclatLights 10Pcs 2" Round LED Trailer Marker Lights Cover
10Pcs 2 inch Round Led Trailer Marker Lights - Led Side Marker Lights with 2 Prong Plug, IP67 Waterproof Clearance Lights for Truck Camper RV, Flush Mount, [DOT Approved], 12V, (5 Red + 5 Amber)

The EclatLights LED Trailer Markers come in a convenient 10-pack with 5 amber side markers and 5 red clearance lights, making them perfect for trucks and trailers that require both colors. These lights are fully waterproof and dustproof with an IP67 rating, so you don’t have to worry about damage from weather or rough conditions. Installation is simple with a flush mount design and included grommets and pigtails, allowing you to easily drill the right size hole and connect without special tools. Plus, they run on a universal 12V system, fitting a wide range of vehicles and instantly upgrading your old bulbs to bright, energy-saving LEDs for safer night driving.

What We Like
DOT-certified dual-color set
IP67 waterproof rating
Easy flush mount installation
Universal 12V compatibility
#TOP 4

CNPAPC Chevy Cruze Front Bumper Park Signal Side Marker Light Assembly

42334144
White
CNPAPC Chevy Cruze Front Bumper Park Signal Side Marker Light Assembly Cover
CNPAPC 2-Pieces For Chevy Cruze Front Bumper Park Signal Side Marker Light Assembly 2011 2012 2013 2014 2015 DOT Certified GM2551198N 42334144 42334145

The CNPAPC Chevy Cruze Side Marker Light Assembly is a high-quality replacement for the front bumper park signal side marker lights of 2011-2015 Chevy Cruze and 2016 Chevy Cruze Limited. With its sealed design and waterproof IP65 rating, this side marker light is built to withstand extreme weather conditions and car washes without fading or water damage. It replaces OE part numbers 42334144 and 42334145, and is manufactured by an ISO-certified company that meets or exceeds OEM requirements. The light is also 100% factory tested, ensuring its durability. Plus, it comes with a 2-year warranty, providing peace of mind for the users.

What We Like
Compatible with 2011-2015 Chevy Cruze and 2016 Chevy Cruze Limited
High-quality and waterproof design
Replaces OE part numbers 42334144 and 42334145
#TOP 5

DouMmantn Side Marker Lights for Charger 2015-2023

DouMmantn
Side Marker Light
White
DouMmantn Side Marker Lights for Charger 2015-2023 Cover
DouMmantn Side Marker Lights for Charger 2015-2023, Front & Rear Fender Light for Charger SXT, for Scatpack, for SRT Hellcat, LED White Parking Light, Bumper Marker Lamps, Smoked Len, 4PCS

The DouMmantn Charger Marker Lights are designed to fit a wide range of Charger models from 2015 to 2023, including popular trims like Scatpack and SRT Hellcat. This ensures you get a perfect match without worrying about compatibility. The lights feature a powerful LED setup that is seven times brighter than the original, improving your vehicle’s visibility and safety on the road. Their smoked lens not only adds a sleek, modern look but also offers durability that surpasses standard parts. Plus, with an IP67 waterproof rating, these lights are built to withstand tough weather conditions, so you don’t have to worry about rain, snow, or frost affecting their performance.

What We Like
Wide vehicle compatibility
7x brighter LED lighting
Stylish smoked lens
IP67 waterproof rating
Buying Guide Image

Frequently Asked Questions (FAQs)

1. When did side marker lights become mandatory?

Effective January 1, 1968, all passenger cars built for sale in the United States were required to display amber lights or reflectors on the sides of front fenders, and red lights or reflectors on the sides of rear quarter panels.

2. Do side marker lights have to be Amber?

Color of clearance lamps, side marker lamps, reflectors, and backup lamps. (1) Front clearance lamps and those marker lamps and reflectors mounted on the front or on the side near the front of a vehicle must display or reflect an amber color.

3. Are front side marker lights required?

Marker lights are required on all vehicles, including fire trucks. Manufacturers are required to follow Federal Motor Vehicle Safety Standard 108 (FMVSS 108), which defines where and how marker lights must be installed.

4. Can my side marker lights be red?

8.1 The side-marker lamp must emit amber light; however it can emit red, if the rearmost side-marker lamp is grouped or combined or reciprocally incorporated with the rear position lamp, the rear end-outline marker lamp, the rear fog lamp, the stop lamp, or is grouped with or has part of the light emitting surface in ...

Editor's Notes

During our dot-certified side marker light assembly research, we found 24 dot-certified side marker light assembly products and shortlisted 5 quality products. We collected and analyzed 21,976 customer reviews through our big data system to write the dot-certified side marker light assemblies list. We found that most customers choose dot-certified side marker light assemblies with an average price of $13.54.

The dot-certified side marker light assemblies are available for purchase. We have researched hundreds of brands and picked the top brands of dot-certified side marker light assemblies, including Partsam, EclatLights, CNPAPC, DouMmantn. The seller of top 1 product has received honest feedback from 1,599 consumers with an average rating of 4.9.

Written by
David Davis Avatar

David Davis has rich experience as a mechanic and a general repairman in the automotive industry. It has given him plenty of knowledge in automobile repair, auto parts, and all kinds of tools. In his spare time, he enjoys assembling and disassembling parts for cars.