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All You Need to Know About the Optronics Trailer Clearance or Side Marker Light w/ Reflector Video

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Info for this part was:

Employee Cole B
Installed by:
Cole B
Employee Randy B
Installed by:
Randy B
Employee Chris R
Video Edited:
Chris R
Employee Zach D
Video by:
Zach D

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Products Featured in this Video


Optronics Trailer Clearance or Side Marker Light w/ Reflector - Incandescent - Oblong - Amber Lens


Optronics Trailer Lights

4189 reviews


Code: MC31AB

Retail: $6.18

Price:  $2.73
  • Trailer Lights
  • Clearance Lights
  • Marker
  • Oval
  • Surface Mount
  • Non-Submersible Lights
  • Incandescent Light
  • 4L x 2-1/16W Inch
  • Amber
  • Optronics



4" x 2-1/16". Waterproof, incandescent trailer light serves as a clearance or side marker light when properly mounted. Built-in reflex reflector. Surface mount to trailer - hardware not included. 1-Wire design. P2 rated. (1) 194 Bulb.


Do you have a question about part MC31AB?more information >     


How to Install the Optronics Oblong Trailer Clearance, Side Marker Light


Speaker 1: Today we're going to be taking a look at the Optronics oblong trailer clearance and side-marker light with reflector, offering the amber lens and black base. Part number is MC31AB.Here you can see our light installed. You'll notice it has a black base on it. Most of the lights in this size category are going to have a white base. It can add a pretty nice look to your trailer,… see more >