Replacement Grommet for Optronics

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Question:

Hi, I am looking for a wiring harness for optronics rear marker, turn, brake license plate lights. The main end is a 2 male, 1 female prong 3 wire, to a 5 wire 3 prong, to a 4 wire 2 prong. I am also looking for the right-angle rubber grommet for a side marker AL91RB. I can send picture of items if needed. Thank you

asked by: Jay B

0

Expert Reply:

Hey Jay! I am definitely going to need you to send me those pictures to the email address you receive this response from. Meanwhile I have listed some of the parts I think you described below along with that grommet you need:

Grommet for Optronics A91, AL82, AL90, AL91, or AL191 Series Trailer Lights - Black PVC item # A91GB

Replacement Pigtail - 3-Wire - 90 Degree item # 40-00-004

Right Angle 2-Wire Pigtail for Optronics Trailer Lights item # A46PB

What kind of trailer do you have?

expert reply by: Jerred H

0

Jay B.

3/17/2025

Hi Jerred, I believe these should work, here is my trailer info. I have a Trailstar trailer VIN#7J514JK25K25KB001328.

Reply

Jerred H.

3/19/2025

@JayB Thanks for the information! There's no database on trailer's like you see with cars that'll let me look up the part numbers you'll need.

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Answer 1

The Thinline LED Clearance and Side Marker Light #AL91AB require certain mounting brackets and plugs that are either already installed on the trailer or are available separately. A Right Angle 2-Wire Pigtail #A46PB will work with the Grommet #A91GB…

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Answer 2

For a 4-1/2 inch diameter trailer taillight that can do stop/tail/turn functions we have the part #STL43RB which would work well. For a rubber grommet then we'd need the part #A45GB. Then for a pigtail harness you'd need the part #A47PB. For…

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Answer 3

This Miro-Flex, Waterproof, Rectangular, LED Trailer Stop/Turn/Tail Light #STL35RB that you referenced should work well with your trailer wiring. You will need a Straight 3-Wire Pigtail #A45PB to wire it into your trailer wiring. The red wire from…

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Answer 4

The Optronics Grommet #A91GB that you referenced, which is designed to work with the Thinline LED #AL91RB that you were looking at, will install into a mounting hole on the trailer that is 2-7/8 inches across and 1-1/2 inches tall. If you do not have…

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Answer 5

I have a couple of good options for you but there aren't any available adapters. Instead you will remove your current pigtails like the Optronics 2-Wire Marker Light Pigtails part #AL42PB. Once removed you add the the 2-Wire Pigtail for Optronics…

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Answer 6

Hey Lawrence, The black wire on the Optronics LED Trailer License Plate Light #LPL81C1B is going to be your 12v power and the white wire will be the ground. You can either cut the plug off and hardwire the light or use a connector like the #GP-1 or…

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Answer 7

Marker lights do have polarity, but when you use the correct pigtail for the lamp it'll be evident which wire is which. For example, the #MC57RB marker light you referred to uses a #A46PB pigtail. The pigtail will only insert into the back of the…

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Answer 8

For a pigtail harness to use with the part #MC57RB you would want the part #A46PB which plugs right into the back of the light. You could splice two sets of the harnesses together if you wanted to power two sets of lights as well.

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Answer 9

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 10

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 11

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

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Answer 12

That's a very good question, we tend to be extra cautious and say to use 10 gauge wire because that would be more than enough. When you get into longer trailers that will end up using a lot of wire the heavier gauge wire becomes more necessary.…

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Replacement Grommet for Optronics

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