TRUE MODS 4in Round Clear White 10 LED Trailer Tail Lights

In this review the TRUE MODS 4' round LED trailer tail lights are assessed for owners who need a reliable, easy replacement for dim or failed trailer lamps. The bottom line: these DOT and SAE certified 4' lights are best for trailer, boat, RV, and work-truck owners who want a waterproof, plug-and-play upgrade that boosts rear visibility with bright LEDs. Installation is straightforward and the IP67 rating means they stand up to wet conditions, which is the single biggest reason to choose them.

Key Features

• Standard fit: The lights use a 4-1/2' cutout and standard 4' diameter so they replace many factory and aftermarket round lamps without modification.
• Certified safety: DOT FMVSS 108 and SAE compliance provide reassurance that the lights meet common regulatory standards for trailer lighting.
• Weatherproof design: A sonically sealed housing with IP67 submersible rating keeps water and dust out for reliable performance in wet environments.
• Bright LED array: Ten super-bright colored LEDs behind a diffused polycarbonate lens improve visibility for stop, turn and reverse functions.
• Easy installation: Included grommet and a 90 degree plug with 12' of wiring make the lights quick to install, even in tight mounting locations.
• Multi-intensity functions: Amber and red lamps provide two intensity levels for parking versus turn/brake, while the white lamp gives a bright reverse output.

Who It's For

These lights are ideal for trailer owners, boat haulers, campers and small commercial fleets that need a straightforward replacement for old incandescent or damaged round lamps. The plug-and-play wiring and standard 4' size suit owners who want a quick upgrade without cutting new holes or adapting custom brackets.

They are less suited for applications requiring custom-shaped lenses or integrated multifunction modules; buyers seeking extremely compact or decorative lighting styles should look elsewhere. Also, if a system requires more than basic plug-in compatibility, confirm connector type before purchase.

Pros & Cons

Pros

• Bright, true-to-color LEDs improve rear visibility and reduce risk of collisions.
• IP67 sonically sealed construction holds up when exposed to water and road spray.
• Simple grommet mount and 90 degree plug with 12' wiring speed up installation in tight spaces.
• Certified to DOT FMVSS 108 and SAE standards for legal, on-road use.

Cons

• Design is limited to standard round 4' fittings and may not work where custom shapes are needed.
• Color and intensity options are fixed by lens color and LED arrangement, so advanced dimming or sequencing is not provided.

Specifications

Size	4' round (uses 4-1/2' cutout)
LED count	10 LEDs per lamp
Certifications	DOT FMVSS 108, SAE
Ingress protection	IP67 submersible
Mounting	Grommet with 90 degree plug and 12' wiring
Functions	Amber/red parking and turn/brake two-level, white reverse

Our Verdict

The TRUE MODS 4' round LED tail lights are a practical, good-value upgrade for trailers, boats, RVs and work trucks that need brighter, weatherproof rear lighting. With DOT and SAE certification, IP67 sealing and a plug-and-play fit, they suit anyone wanting a fast replacement that improves visibility and durability without fuss.

Frequently Asked Questions

Are these lights waterproof?
Yes, they have a sonically sealed housing rated IP67, which protects against immersion and heavy moisture.

Will they fit my trailer?
They use a standard 4' round size and a 4-1/2' cutout, so they replace most round factory and aftermarket lamps of that size.

Do these include wiring and connectors?
Yes, each light includes a grommet mount and a space-saving 90 degree connector with 12' of wiring for installation.