Optronics

Typically 4-way wiring consists of 18 and 16 gauge wires. For a 4-way that has all 16 gauge wire you would want the Wesbar 4-Pole Flat Connector #W787264. The part #HM38138 uses 18 gauge for all wires but the white that uses 16 gauge.

From what I could find it looks like your 122R (red) and 122Y (amber) lights measure 3.75" x 1.70" x .81". We don't have any replacement lense directly for the GLO-BRITE lights but we do have some similar lights that you could use…

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.

We've had similar questions in the past that used the number you referenced and we were able to determine that the taillight kit replacement was the part #TLL160RK.

For your Glo-Brite 118A amber light the replacement lens that will fit is the Optronics #A44AB; the lights themselves are the Optronics #MC44AB. The Glo-Brite 117R can use replacement lens #A44RB while the light is #MC44RB. I've added links to…

For your Karavan trailer I recommend LED tail lights #STL57RB and #STL56RB. They are a little shorter at 6-1/16 inches but they do mount on studs spaced 2 inches apart on center. they are 3-5/8 inches tall and 2-1/4 inches deep overall. I have linked…

Thanks for the pictures of your lights! Based on that you'd want the part #328-003-19R for red lights that match what you have and #328-003-19A for amber. These ground through a white wire but you can run that white wire's ring terminal to…

Trailer wiring generally uses 16 gauge wire, part #16-1-1. However, with a long trailer like yours you may want to go with a larger like 14 gauge #DW07550-1 or even 12 gauge #12-1-1. Each size is sold by the foot. You will need to have the lights at…

It sounds like you are speaking of the wires for the brake magnets. If this is correct, you will need to connect one of the wires to the brake controller output wire on your trailer connector and the other wire will need to be grounded to a clean…

The correct replacements we offer for the Glo Brite Marker Lights 118A and 117R is the Trailer Clearance or Side Marker Light part #MC44AB for amber and part #MC44RB for red.

Hey Eric, thanks for reaching out! Yes, a license plate with mounting holes 5-3/4" apart will work with the Optronics LED Trailer License Plate Light with Bracket #LPL56CB just fine.

The SAE number you provided in your question isn't always the most accurate way to determine a correct replacement assembly. This is simply because it does not refer to the actual light part number, but to various safety guidelines that it meets.…