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trailer lights - 4 Inch Diameter

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Optronics LED Trailer Tail Light - Stop, Turn, Tail - Submersible - 10 Diodes - Round - Red Lens - 4 Inch Diameter
Optronics trailer lights

(2080 reviews)


Code: STL42RB

Retail: $41.29
Our Price: $18.68
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...separately) DOT compliant Specs: Dimensions: 5-1/2" diameter x 1-15/16" thick Distance between mounting holes (center on center): 4-1/4" Diodes: 10 Power draw at 12.8V: Stop/turn: 0.413 amps...

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Optronics LED Trailer Light - Brake, Tail, Turn - Submersible - Round - Red - 4 Inch Diameter
Optronics trailer lights

(1648 reviews)


Code: STL43RB

Retail: $17.59
Our Price: $15.39
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...3-prong plug (A45PB or A47PB - sold separately) Specs: Dimensions: 4-5/16" diameter x 1-15/16" thick Compatible with 12V DC systems Diodes: 10 Power draw at 12.8V: Stop/turn: 0.360 amps Tail...

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Optronics LED Trailer Light - Brake, Tail, Turn - Submersible - Round - Red - 4 Inch Diameter
Optronics trailer lights

(1648 reviews)


Code: STL55RB

Retail: $36.99
Our Price: $19.75
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...3-prong plug (A45PB or A47PB - sold separately) Specs: Dimensions: 4-5/16" diameter x 1-1/2" thick Compatible with 12V DC systems Diodes: 21 Power draw at 12.8V: Stop/turn: 0.208 amps Tail: 0.013...

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TecNiq High Visibility Stop Turn Taillight - 4" - Round - Flange Mount - 4 Inch Diameter
TecNiq trailer lights

(2 reviews)


Code: TN94AR

Retail: $39.19
Our Price: $23.45
In Stock
  • trailer lights
  • Tail Lights
  • Backup
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • LED Light
  • 4 Inch Diameter
  • Red
  • White
  • TecNiq


...5-1/2" diameter x 1 1/2" deep LEDs: 10 Color: red LEDs, white LEDs, and clear lens Voltage: 9 to 14 volts DC Mounting: Flange mounted Connector: Tripole Lifetime warranty TecNiq has designed this...

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Sealed, 4" Round, LED Trailer Stop/Turn/Tail Light, 3-Function, 10 Diode - Red w/ Clear Lens - 4 Inch Diameter
Optronics trailer lights

(1648 reviews)


Code: STL53RCB

Retail: $18.86
Our Price: $15.51
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...Conveniently accepts industry-standard, 3-prong plug (sold separately) Flush mounts with grommet - required (A45GB - sold separately) 4-5/16" Diameter x 1-15/16" deep LED light draws 0.413/0.026 amps...

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Optronics LED Trailer Light w/ Reflex Reflector - Brake, Tail, Turn - Submersible - Round - Red - 4 Inch Diameter
Optronics trailer lights

(142 reviews)


Code: STL43RBX

Our Price: $23.01
In Stock
  • trailer lights
  • Tail Lights
  • Rear Reflector
  • Stop
  • Tail
  • Turn
  • Round
  • Surface Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...Specs: Dimensions: 5-3/4" diameter x 1-5/8" thick Distance between mounting holes (center on center): 4-7/8" Compatible with 12V DC systems Diodes: 10 Power draw: Stop: 0.413 amps at 12.8...

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Peterson Piranha LED Strobe and Turn Signal Light - Curbside Low - 4" Diameter - Type 2 - 4 Inch Diameter
Peterson trailer lights

Code: PET52PV

Retail: $50.97
Our Price: $46.18
In Stock
  • trailer lights
  • Tail Lights
  • Turn
  • Round
  • Recessed Mount
  • Non-Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Amber
  • Peterson


...Dimensions: Overall dimensions: 5-1/2" diameter x 1-1/2" thick Light face: 4" LED and Lens Details Diodes: 36 Lens color: amber Light color: amber...

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Optronics Trailer Light w/ Flange, Weathertight Plug - Brake, Tail, Turn - Submersible - Round - Red - 4 Inch Diameter
Optronics trailer lights

(38 reviews)


Code: STL42RMB

Retail: $30.00
Our Price: $27.58
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...work with 3-prong plugs DOT compliant Meets FMVSS 108 and CMVSS 108 requirements Specs: Dimensions with flange: 5-1/2" diameter x 1-15/16" thick Light face: 4" diameter Distance between...

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Optronics LED Tail Light - Parking and Turn Signal - Submersible - Round - Amber - 4 Inch Diameter
Optronics trailer lights

(2081 reviews)


Code: STL43AB

Retail: $26.37
Our Price: $14.60
In Stock
  • trailer lights
  • Tail Lights
  • Parking
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Amber
  • Optronics


...A45PB or A47PB - sold separately) DOT compliant Meets FMVSS 108 requirements Specs: Overall dimensions (including plug): 4-5/16" diameter x 1-15/16" thick Compatible with 12V DC systems Diodes...

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ONE LED Trailer Light - Brake, Tail, Turn - Submersible - Round - Red - 4 Inch Diameter
Optronics trailer lights

(80 reviews)


Code: STL003RB

Retail: $27.15
Our Price: $8.56
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...3-prong plug (A45PB or A47PB - sold separately) DOT compliant Meets FMVSS 108 and CMVSS 108 requirements Specs: Dimensions: 4-1/8" diameter x 1-3/4" thick Diodes: 1 Power draw at 12.8 volts: Tail...

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Optronics LED Tail Light w/ Flange - Parking and Turn Signal - Submersible - Round - Amber - 4 Inch Diameter
Optronics trailer lights

(18 reviews)


Code: STL43ABX

Retail: $31.81
Our Price: $22.97
In Stock
  • trailer lights
  • Tail Lights
  • Parking
  • Rear Reflector
  • Turn
  • Round
  • Surface Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Amber
  • Optronics


...A47PB - sold separately) DOT compliant Meets FMVSS 108 requirements Specs: Overall dimensions (including plug): 5-3/4" diameter x 1-5/8" thick Compatible with 12V DC systems Diodes: 10 Power...

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Red Trailer Tail Light, 18 Diode LED, 4" Round - 4 Inch Diameter
Custer trailer lights

(2 reviews)


Code: CPL4R

Our Price: $22.51
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Non-Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Custer


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Light Guide LED Trailer Tail Light - Stop, Tail, Turn - Submersible - 12 Diodes - Red Lens - 4 Inch Diameter
Optronics trailer lights

(7 reviews)


Code: STL603RB

Retail: $20.98
Our Price: $17.80
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...requirements for automotive lighting Specs: Dimensions: 4-5/16" diameter x 1-11/16" deep Diodes: 12 Power draw 12.8V: Stop/turn: 0.421 amps Tail light: 0.114 amps Lifetime warranty on LEDs Sonically...

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ONE LED Trailer Light w/ Weathertight Plug - Brake, Tail, Turn - Submersible - Round - Red - 4 Inch Diameter
Optronics trailer lights

(80 reviews)


Code: STL003RMB

Retail: $29.27
Our Price: $11.15
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...sold separately) Optional mounting bracket: BK45BB (sold separately) DOT compliant Meets FMVSS 108 and CMVSS 108 requirements Specs: Dimensions: 4-1/8" diameter x 1-3/4" thick Diodes: 1 Power...

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Optronics LED Tail Light - Parking and Turn Signal - Submersible - Round - Amber - 4 Inch Diameter
Optronics trailer lights

(2080 reviews)


Code: STL55AB

Retail: $31.94
Our Price: $17.44
In Stock
  • trailer lights
  • Tail Lights
  • Parking
  • Turn
  • Round
  • Recessed Mount
  • Non-Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Amber
  • Optronics


...or A47PB - sold separately) Specs: Overall dimensions (including plug): 4-5/16" diameter x 1-1/2" thick Compatible with 12V DC systems Diodes: 21 Power draw at 12.8 volts: Turn signal light...

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Optronics LED Trailer Light w/ Reflex Flange - Brake, Turn, Tail - Submersible - Round - Red - 4 Inch Diameter
Optronics trailer lights

(142 reviews)


Code: OPT29NR

Our Price: $16.60
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...color: Red: stop and turn Black: tail light White: ground DOT compliant Specs: Overall dimensions: 5-3/4" diameter x 3/4" thick Light diameter: 4" Compatible with 12V DC systems Diodes: 10...

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Custer Trailer Tail Light - Pedestal Style - Stop, Turn, Tail - Incandescent - Red Lens - Qty 1 - 4 Inch Diameter
Custer trailer lights

(32 reviews)


Code: CP204T

Our Price: $21.67
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Pedestal Mount
  • Non-Submersible Lights
  • Incandescent Light
  • 4 Inch Diameter
  • Red
  • Custer


4" Diameter round. This one-sided incandescent tail light provides stop, turn, and tail functions. Pedestal mount with included stud. 2-Wire pigtail.

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Peterson Piranha LED Strobe and Turn Signal Light - Roadside Low - 4" Diameter - Type 2 - 4 Inch Diameter
Peterson trailer lights

Code: PET32PV

Our Price: $67.06
In Stock
  • trailer lights
  • Tail Lights
  • Turn
  • Round
  • Recessed Mount
  • Non-Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Amber
  • Peterson


...controller. Specs Dimensions: Overall dimensions: 5-1/2" diameter x 1-1/2" thick Light face: 4" LED and Lens Details Diodes: 36 Lens color: amber Light color: amber...

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Optronics ONE LED Trailer Tail Light - Stop, Turn, Tail - Submersible - 1 Diode - Round - Red Lens - 4 Inch Diameter
Optronics trailer lights

(31 reviews)


Code: STL003RFB

Retail: $29.74
Our Price: $8.61
In Stock
  • trailer lights
  • Tail Lights
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...lighting Meets CMVSS requirements for automotive lighting Specs: Overall dimensions: 5-1/2" diameter x 2" deep Light face: 4-1/4" diameter Distance between mounting holes (center on center...

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Custer Trailer LED Turn Signal Light - Submersible - 18 Diodes - Amber Lens - 4 Inch Diameter
Custer trailer lights

(2 reviews)


Code: CPL4A

Retail: $26.08
Our Price: $23.39
  • trailer lights
  • Tail Lights
  • Parking
  • Turn
  • Round
  • Recessed Mount
  • Non-Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Amber
  • Custer


4" Diameter round. Waterproof, LED trailer light with 18 diodes provides turn signal function. Durable polycarbonate housing and lens. Recessed mount with grommet (sold separately). Accepts standard 3-prong plug.

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Explore Expert Info Our Expert
on trailer lights

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for trailer lights

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for trailer lights

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Fusion LED Trailer Tail Light - Stop, Tail, Turn, Backup - Submersible - Round - Red/Clear Lens - 4 Inch Diameter
Optronics trailer lights

(505 reviews)


Code: STL201RFMB

Our Price: $41.73
In Stock
  • trailer lights
  • Tail Lights
  • Backup
  • Stop
  • Tail
  • Turn
  • Round
  • Recessed Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • White
  • Optronics


...automotive lighting Specs: Overall dimensions with flange: 5-1/2" diameter x 1-5/8" deep Light face diameter: 4" Diodes: 24 Power draw at 12.8 volts: Stop/turn signal light: 0.316 amps Tail...

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LED Trailer Tail Light w/ Reflex Flange - Stop, Turn, Tail - Submersible - Round - Red Lens - 4 Inch Diameter
Optronics trailer lights

(18 reviews)


Code: STL413RFHXB

Retail: $30.20
Our Price: $18.05
In Stock
  • trailer lights
  • Tail Lights
  • Round
  • Surface Mount
  • Submersible Lights
  • LED Light
  • 4 Inch Diameter
  • Red
  • Optronics


...produces a 90-degree beam pattern DOT compliant Specs: Light diameter: 4" Diodes: 4 Power draw at 12V: Stop/turn: 0.160 amps Tail: 0.008 amps Lifetime warranty on LEDs Sonically Sealed, Waterproof...

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Mike
Richmond, CA

Perfect Fit for Classic and Modern Builds

4-inch diameter trailer lights are ideal for both classic and modern vehicle builds. They offer a sleek, round design that fits seamlessly into various setups, providing bright, reliable LED lighting with a vintage touch. Perfect for enthusiasts looking to upgrade from old incandescent lights to energy-efficient LEDs.
4-inch diameter lights are versatile, fitting both classic and modern vehicles. They offer a clean, round aesthetic that complements vintage styles while providing the benefits of modern LED technology, such as lower amp draw and longer lifespan. Ideal for those upgrading from incandescent lights.
These lights are bright and reliable, ensuring visibility even during the day. They are perfect for replacing dim factory lights, providing a clear signal to other drivers. Their LED technology ensures they last longer and draw less power, making them a smart safety upgrade.
Absolutely! These lights are a favorite for custom builds, fitting seamlessly into unique designs. Whether you're updating a classic car or customizing a modern vehicle, their round shape and bright LED output make them a stylish and functional choice.
Installation is straightforward, but some setups may require additional components like pigtails for wiring. It's important to check compatibility with your vehicle's existing wiring and mounting points. Once installed, they offer a hassle-free, long-lasting lighting solution.
Yes, these lights are built to withstand tough conditions, making them suitable for off-road and heavy-duty applications. Their robust construction and bright LED output ensure they perform well in various environments, providing reliable lighting for trailers, trucks, and more.
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