Dimensions for the 10K Demco eZ-Latch A-Frame Trailer Coupler

Question

Question:

Im designing an aluminum trailer frame for a custom camper. Where could I find more dimensions of this coupler so that I could fabricate the trailer a-frame correctly? Im particularly interested in the dimensions of the coupler to frame mounting interface. Is there a CAD model available?

asked by: Nathan

0

Expert Reply:

I reached out to my contact at Demco who was able to supply me with the attached dimensional photo of the Demco A-Frame Trailer Coupler # DM14793-95.

expert reply by: Jon G

0

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Answer 1

The Demco A-Frame Trailer Coupler w/ Jack Hole - eZ-Latch - Zinc - 2" Ball - Bolt On - 10K #DM14793-95 will require six 3/8 inch grade 5 bolts which are not included.

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Answer 2

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 3

I recommend using Grade 5 1/2" x 4" bolts to install the Demco Channel Tongue Trailer Coupler part #DM12717. These would allow for the full weight capacity of the coupler to be achieved. These can be picked up at most local hardware…

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Answer 4

Hi Andy; Atwood has been gone for quite a while now so their couplers and repair kits are no longer around. The best option is to replace the coupler on your trailer. I recommend the Demco A-Frame Trailer Coupler #DM14793-81. This uses the eZ latch…

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Answer 5

The Demco A-Frame Trailer Coupler #DM14793-95 is designed for standard A-frame trailers which is 50 degrees as you mentioned. I confirmed this with my contact at Demco. This is a 10,000-lb coupler and it is designed for a 2-inch hitch ball.

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Answer 6

That is an extremely unique trailer setup that would require a channel style of coupler like the part #PSA200S0303 with the bracket part #BDAC3000300 which would get welded to the front of it.

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Answer 7

The etrailer A-Frame Trailer Coupler w/ Round Jack Hole #CA-5280-RB uses the standard a-frame angle of 50 degrees. The length from the rear of the coupler to where the coupler meets its narrowest point is approximately 9" long. I have include…

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Answer 8

Hey Ron, I did some checking, and I wasn't able to find any specifics on the coupler that came on your 2018 Lance 1475 TT. According to the photos I saw though, it definitely looks like a unique-enough coupler that you'll either need to reach…

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Answer 9

That is correct the inner dimension of the Demco A-Frame Trailer Coupler item #DM14793-95 is 10 3/4 inches. I have attached a picture that breaks down the measurements. You would need to fabricate a spacer on either side to attach this coupler to…

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Answer 10

Hello Al, thanks for reaching out. The A-Frame Trailer Coupler #CA-5210-B and the Demco A-Frame Trailer Coupler #DM14793-81 are interchangeable. They both fit a 50" degree A-frame which is standard. I would be surprised to hear that your A-frame…

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Answer 11

If you look at the diagram that I received from my contact at Demco, you can see several of the dimensions of the #DM14793-81 trailer coupler. If there were other dimensions you were needing, please let me know.

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Answer 12

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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Dimensions for the 10K Demco eZ-Latch A-Frame Trailer Coupler

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