Lock for Demco EZ Latch Coupler # DM114041-8

Question

Question:

demco coupler dm14041-81 looking for a lock to secure that coupler

asked by: alan w

0

Expert Reply:

Hey Alan, yes we do have locks for the Demco EZ latch coupler # DM14040-81 that you referenced with the InfiniteRule Lock part # IR66FR.

expert reply by: Jameson C

0

Jameson C.

12/8/2025

Hey Alan, how did the InfiniteRule lock work out with your Demco EZ Latch coupler? Knowing how it fit could help others looking to secure the same setup.

Answer 1

Yes, you can have the straps pull perpendicular if they are attached to E-Track Tie Down Rings part #59147. They can have straps pull in all angles attached to these.

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Answer 2

The Demco Adjustable Channel Trailer Couplers like the 21K #DM14040-81 use 5/8" diameter bolts for attachment to the adjustable channel, so you could potentially replace them with 5/8" locking pins like etrailer.com #e98881. Please keep in…

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Answer 3

To secure your PJ Trailer that's equipped with the Demco eZ-Latch Coupler #DM14040-81 I highly recommend the Fastway Universal Trailer Coupler Lock #FA86-0015-318, which doesn't require a lip on the coupler for a proper connection. This is a…

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Answer 4

Hello John, thanks for reaching out. The Westlake tires are made in China. This is the case for virtually all trailer tires. At this time, Goodyear is the only trailer tire manufacturer that still makes all of their tires here in the USA. Was there a…

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Answer 5

The Demco Channel Tongue Trailer Coupler - Zinc - 2-5/16" Ball - 3" Channel - Bolt On - 18K #DM14040-81 has an integrated 5/16 inch pin hole with a 3 inch span for that lockable feature. I recommend using the Trailer Coupler Lock #e98888…

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Answer 6

The max psi for a trailer tire should be used at all times and should be inflated to when the tire is "cold" or first thing before any towing. Any pressure fluctuations from heat that builds up on the highway would be fine as long as you…

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Answer 7

Trailer tires always indicate their rated psi-pressure on the sidewall. Trailer tires should ALWAYS be inflated to this COLD psi rating under all conditions. It is never appropriate to under- or over-inflate a trailer tire for any reason, such as to…

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Answer 8

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 9

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 10

According to Blue Ox, it'll take an experienced installer about 4 to 5 hours to complete the installation of their #BX1128 Base Plate Kit on a 2016 Jeep Grand Cherokee. The install isn't what I'd call super-difficult, but the installation…

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Answer 11

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 12

Hi Paul, you’re definitely on the right track here, and I can help you narrow this down with confidence. With your tandem 3,500 lb Dexter axles and 33 inch spacing, both the Dexter EZ Flex part #K71-652-00 and the Lippert Road Armor part #LC53CK are…

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Lock for Demco EZ Latch Coupler # DM114041-8

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