Best 4 Trailer Lights in 2022 [*Top Picks*]

Looking for the best 4 trailer lights on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

8674 Reviews Scanned

  • Partsam 4Pcs 4 Inch Round Led Trailer Tail Lights Kit Red 12 LED Waterproof 4
    Bestseller #1
    Partsam 4Pcs 4 Inch Round Led Trailer Tail Lights Kit Red 12 LED Waterproof 4" Brake Stop Turn Tail Marker Trailer Lights Sealed Flush Mount for Truck RV Boat UTE UTV 12V Grommet Plug Included (4383)
      5 inch Diameter round Waterproof trailer light 12 LED serves 3 functions as stop light, turn signal light and tail light; Recessed mount with grommet and Pigtails; Accepts standard 3-prong plug; Compatible with 12V DC systems; Approx. 5 inch diameter Grommet Ring and 4" inner diameter and 1 3/16" Thickness; Red lens with 12 led diodes; IP65 waterproof light fixture and effectively withstand the invasion and corrosion of sand, dust, dirt, rain, snow etc.; Easy Installation: White is the ground, red is the high brightness for stop light / turn light / brake lights and Black for low brightness as tail light / running light; These Lights are impact resistant and less susceptible to shock damage. Each LED Light is water-tight sealed. These LEDs draw less current, generate less heat and are brighter and light faster than an incandescent bulb; 12 Volt Input; Compatible with almost All automobiles and devices equipped with a 8-16 Volt DC power source such as Semi Truck, Semi Trailer, Service Truck, Bus, Service Van, Utility Truck, Enclosed Trailer, Utility Trailer, Boat Trailer, Parade Float, Horse Trailer, Utility Trailer, Pick Up Truck, UTE, UTV Peterbilt, freightliner, international ,Kenworth, mack and lorry etc.;
  • Partsam 2 Amber + 2 Red 12V 4
    Bestseller #1
    Partsam 2 Amber + 2 Red 12V 4" x 2" Oval Led Truck Side Marker Light Surface Mount 10 Diodes, Sealed Trailer Led Clearance and Side Marker Lights, Black Base, Rectangular Rectangle Led Lights (4383)
      Partsam (2Red+2Amber) 4inch Rectangle Side Turn Marker Trailer Lights - 10 Diodes Used as Led Marker Clearance light, Auto side Lamp, clearance light, identification light, trailer Light etc, Can also be used as combination side marker and clearance light when properly mounted. Universal for 12V vehicles like Pickups, Trucks, Trailers, SUV van Caravan and Boat Lorry Bus Camper RV etc. Dimension: 102mm x 51mm x 28mm (4" x 2" x 1.1" ); Hole Distance: 77mm (3 inch) HARDWIRED WITH 2 WIRES: Black is Ground and Red is Positive; NOTE: the wires come out from the corner, not the center;
  • 4inch Round Red LED Trailer Tail Lights ( Pack of 8 ) Grommet Plug Included Stop Turn Signal Lights for Truck Trailer RV Boat Bus Waterproof
    Bestseller #1
    4inch Round Red LED Trailer Tail Lights ( Pack of 8 ) Grommet Plug Included Stop Turn Signal Lights for Truck Trailer RV Boat Bus Waterproof (14)
      Function as: Stop Turn Signal Tail Light/Brake Light Universal compatibility:Compatible with any DC12V system,Ideal For Truck, Trailers, RV,Trucks, Camper, UTVs, Boat, Caravans etc. Includes wiring connectors Grommet Mount and plug kits Easy installation: Gray wire is the ground, red is the high brightness for stop light / turn light, Green for tail light. Warranty: Any problem in using our trailer tail lights, contact us directly please. your problem will be solved within 24 HOURS.
  • Set of 4 Red 4
    Bestseller #1
    Set of 4 Red 4" Round 10 LED Trailer Light Kits - 24003 (2522)
      4 x 4" round 10 LED high visibility stop/turn/tail lights for truck and trailer Advanced SMD type LED, brighter & longer life than regular LED Mounting grommets and plug kits are included Weather proof, sealed lens against corrosion DOT/SAE/STI approved, 12V
  • Nilight 2PCS 4
    Bestseller #1
    Nilight 2PCS 4" White Round LED Reverse Back Up Light w/Surface Mount Grommet Plugs Trailer Tail Lights for Truck Trailer RV Jeep, 2 Years Warranty (TL-26) (386)
      Top LED: Each light has 12PCS upgrade Piranha LEDs, feature better heat dissipation, wider lighting angle, higher intensity light and extend a longer lifetime, features excellent bright light and extend a longer lifetime Stand Out Brightness: Output 3 time brighter light than others. High brightness and low brightness for reverse back up light. Improve visibility and ensure you a safer night Easy Installation: Just surface mount the grommets & light setup, attach the 3-prong plug to light, and then connect the 3 wires lead. Hole size for surface mount is: 4. 3” diameter hole, 2” depth Ready For The Weather: Be highly silicon sealed, IP65 waterproof rating, always be ready for different kinds of weather attack Universal Application: Work on 12V DC system, function as reverse back up light for all kinds of trucks, trailers, tractors, semi-trailer, horse trailer, travel trailer, dump Truck, special vehicle, etc. Just make sure the hole size before your purchase
  • 2pc 4
    Bestseller #1
    2pc 4" Round Red LED Trailer Tail Lights [DOT Certified] [Grommet & Plug Included] [IP67 Waterproof] Turn Stop Brake Trailer Lights for RV Trucks (2426)
      PERFECT FIT - SAE & DOT FMVSS-108 certified standard 4" size using a 4-1/2" cutout makes it easy to upgrade the dim, burnt-out, or damaged lights on your tractor, trailer, or work truck. READY FOR THE WEATHER - With a sonically sealed, submersible, IP67 waterproof rating, our lights are better suited to deal with the elements. Go ahead, back them into a lake, they won't mind. BRIGHTER LIGHTS SAFER NIGHTS - We designed our tail lights with 10 super-bright colored LEDs behind colored diffused polycarbonate lens for true to color, improved visibility. Why? Because getting rear-ended can really ruin your day. WORKING SMARTER NOT HARDER - We like it when things are easy, so we've included an easy to use grommet for you to upgrade your lights in mere minutes. We also added a space-saving 90 degrees connector with 12" of wiring for installation in tight spaces. STAND OUT - Our amber and red lights offer two intensity levels to function as parking lights or turn/brake lights, while the white lights offer a straightforward, one intensity, super-bright reverse/back-up light.
  • Linkitom 4 Inchs Round Trailer Lights, Super Bright Red 24 LED Brake Turn Signal Tail Lights with Waterproof Rubber Gaskets for Boat Trailer Truck RV [DOT Certified] [IP67], 2 Pack
    Bestseller #1
    Linkitom 4 Inchs Round Trailer Lights, Super Bright Red 24 LED Brake Turn Signal Tail Lights with Waterproof Rubber Gaskets for Boat Trailer Truck RV [DOT Certified] [IP67], 2 Pack (547)
      BRIGHTER LIGHTS & SAFER: 24 bright LED diodes with super high visibility, light up the rear or side of your vehicle or trailer. Improve the driver security and avoid accidents. Waterproof and Submersible: The housing is design of excellent moisture-proof sealed and IP 67 waterproof makes it be definitely waterproof and submersible. Works perfectly in any weather condition Compliant with DOT standards: The lamp shade of utility trailer light kit with corrosion resistant ABS material, Durable design for years of use. 100% compliant with DOT standards Easy install: Standard 4" size, Each light comes with an industry standard connector with 12" of wiring for installation. Included black rubber grommet makes for an extra easy surface mount setup - no holes or screws required. Install your lights in mere minutes. Dimensions with grommet are approximately 5.5”x 5.5”x 2”. LED Trailer light kit include 2 tail light, 2 rubber grommet, and 2 plug, Functions as stop, turn and tail light, fit for heavy truck, trailer, boat, lorry, van, caravan, snowmobile, etc.
  • Partsam 4Pcs 4
    Bestseller #1
    Partsam 4Pcs 4" Inch Round Led Stop Turn Tail Back-up Reverse Fog Lights 12 LED Include Lights Grommet 3-Prong Wire Pigtails Round LED Trailer Tail Light Kit for Truck Trailer RV( 2 Red + 2 White) (4383)
      Package includes 2 Pieces 4 inch Round Led Stop Turn Tail Lights Red and 2 Pieces 4 inch Round Led fog back-up reverse Lights White, Round rubber Grommets and 3-prong wire pigtails are included for complete installation; These Waterproof round led trailer lights 12 LED serves as the following functions: stop light, turn signal light,tail light(red lights) and Backup Lights or Reverse Lights(White lights); Recessed mount with rubber grommets and Pigtails and accepts standard 3-prong plug; These round tail lights are Approx. 5 inch Grommet Ring and 4" inner diameter and 1 3/16" Thickness, Please drill a hole about 4.5" to install; IP65 waterproof and please do not use it under water; Easy to install: White is the ground, red is the high brightness and Black for low brightness; These 4 inch round led lights are impact resistant and less susceptible to shock damage. Each round trailer light is water-tight sealed. These LEDs draw less current, generate less heat and are brighter and light faster than an incandescent bulb; 12 Volt Input; Universal Fit: These round led trailer tail lights are compatible with almost All automobiles and devices equipped with a 8-16 Volt DC power source such as Semi Truck, Semi Trailer, Service Truck, Bus, Service Van, Utility Truck, Enclosed Trailer, Utility Trailer, Boat Trailer, Parade Float, Horse Trailer, Utility Trailer, Pick Up Truck, UTE, UTV Peterbilt, freightliner, international ,Kenworth, mack and lorry etc.; Warranty: We truly offer 1 year warranty for these 4 inch round led trailer lights! If have any questions or issues about our partsam led lights, Please feel free to us and we will reply in 24 hours;
  • Partsam 8Pcs 4
    Bestseller #1
    Partsam 8Pcs 4" Round Red LED Trailer Tail Light, 4 Inch Round Led Stop Turn Tail Lights Brake Brake Trailer Lights for RV Trucks, Rubber Grommets and 3-Prong Wire Pigtails Included (4383)
      Package includes 8 Pieces 4 inch Round Led Stop Turn Tail Lights Red, Grommets and 3-prong wire pigtails are included for complete installation; This Waterproof round led trailer lights 12 LED serves 3 functions as stop light, turn signal light and tail light; Recessed mount with grommet and Pigtails; Accepts standard 3-prong plug; Compatible with 12V DC systems; These round tail lights are Approx. 5 inch diameter Grommet Ring and 4" inner diameter and 1 3/16" Thickness; Red lens with 12 led diodes; IP65 waterproof light fixture and effectively withstand the invasion and corrosion of sand, dust, dirt, rain, snow etc.; Easy to install: White is the ground, red is the high brightness for stop light / turn light / brake lights and Black for low brightness as tail light / running light; These 4 inch round led lights are impact resistant and less susceptible to shock damage. Each LED Light is water-tight sealed. These LEDs draw less current, generate less heat and are brighter and light faster than an incandescent bulb; 12 Volt Input; Universal Fit: These round led tail lights are compatible with almost All automobiles and devices equipped with a 8-16 Volt DC power source such as Semi Truck, Semi Trailer, Service Truck, Bus, Service Van, Utility Truck, Enclosed Trailer, Utility Trailer, Boat Trailer, Parade Float, Horse Trailer, Utility Trailer, Pick Up Truck, UTE, UTV Peterbilt, freightliner, international ,Kenworth, mack and lorry etc.; Warranty: We truly offer 1 year warranty for these 4 inch round led trailer tail lights! If have any questions or issues about our led tail lights, Please feel free to us and we will reply in 24 hours;
  • LIMICAR 4
    Bestseller #1
    LIMICAR 4" Round LED Trailer Tail Light 2PCS 24 LED Stop Turn Signal Brake Marker Clearance Running Lights w/Chrome Bezels for Trucks Trailer RV Waterproof (233)
      BRIGHT LIGHTING: Equipped with 24 pieces of LED diodes with better heat distribution, no glare, brighter and more energy-efficient than halogen bulbs, guarantee maximum visibility and safety even in harsh weather. SEALED & WATERPROOF: Exquisite appearance with sealed design and waterproof feature, the LED tail lights are capable to prevent any invasion and corrosion from sand, dust, dirt, water, snow and other impact of inclement weather, provides long-term durability for your vehicles. PRACTICAL FUNCTIONS: Work as stopping light, turn signal light, tail light, brake light and auto marker lights. Come with chrome bezels, PC lens and grommet housing welded together to ensure a permanent and durable use. EASY INSTALLATION: Designed with 3 specific colored wires for easy connection. Gray wire: negative. Red wire: brake / stop light. Green wire: tail / running light. UNIVERSAL FIT: Ideal for Trucks, Trailers (Box, Camper, Transport), 4WD, Caravans, Motor Homes, Earthmoving & Mining Equipment, Forklifts, Buses and Coaches.
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