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Breaking Down the Optronics Trailer Tail Light Video

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Info for this part was:

Employee Kathleen M
Video by:
Kathleen M
Employee Dustin K
Video Edited:
Dustin K
Employee Cole B
Installed by:
Cole B

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Products Featured in this Video


Optronics Trailer Tail Light - Stop, Turn, Tail - Incandescent - Round - Red Lens


Optronics Trailer Lights

2670 reviews


Code: ST40RB

Retail: $18.45

Price:  $17.45
  • Trailer Lights
  • Tail Lights
  • Brake/Tail/Turn
  • Round
  • Recessed Mount
  • Non-Submersible Lights
  • Incandescent Light
  • 5-3/8 Inch Diameter
  • Red
  • Optronics



5-3/8" Diameter round. Incandescent trailer light provides stop, turn, and tail signal. Shock-proof socket protects bulb against damage. Durable steel housing. Flush mount to trailer - hardware not included. 2-Wire design. (1) 2057 bulb.


Do you have a question about part ST40RB?more information >     


Review of Optronics Trailer Lights ST40RB


Today, we'll be reviewing part number ST40RB. This is the Optronics 4-1/2" round trailer light. It's going to provide 3 functions. You're going to have your stop, turn, and taillights. It's enclosed in a black steel housing. It's going to be very strong and durable to withstand elements. It's also going to feature replaceable acrylic lens and bulb.… see more >