How Tall Can the Door be With the TRC 362SA5 Ramp Spring

Question

Question:

Building a custom door with Part#362SA5. I read the with of the door maximum is 56. What is the length or how tall can the door be?

asked by: Gary

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Expert Reply:

With the cable of the TRC Ramp Spring # 362SA5 being 135 inches long, using the form to get the measurements of a right triangle, a^2+b^2=c^2, you will get 67 1/2 inches. This will therein allow for a door that is just over 5 1/2 feet.

expert reply by: Lazer S

0

Answer 1

The Enclosed Trailer Ramp Spring, part #362SA6 will work great for your Haulmark trailer. This spring is 66-inches long but can be trimmed down to fit the size you need. The spring has universal brackets with 3/8 inch holes and can be mounted on the…

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Answer 2

Trailer ramp door springs are generally chosen based on the inside width of the trailer where it will be installed. Also, ramp door springs such as #362SA6 can be trimmed down some if the length is too much for the trailer. This is the shortest…

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Answer 3

Normally the trailer ramp springs like the #362SA5 attach to the inside of the top of a trailer door like the picture I attached shows. In the picture you can also see how it attaches to the ramp as well.

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Answer 4

An Enclosed Trailer Ramp Spring, like part #362SA4, can be cut down to fit 23-3/4" to 43-3/8" doors. Ramp Spring #362SA5 can fit 31-5/8" to 55-1/2" inch doors. They are customizable to fit the space available in your trailer as…

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Answer 5

Hey Lou, so the install of the Conventional Ramp Door Spring part #362SA7218 is something that should be done by someone who has experience winding garage springs. The amount of turns or preload will be the amount that gives you the correct amount of…

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Answer 6

We have both single and dual ramp spring sets and form my understanding it has more to do with the weight capacity than anything else. For your 85 lb ramp we have the Single Spring #362SA5 that fits a 5' wide enclosed trailer. Aside from that I…

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Answer 7

That's a really good question and I do apologize for confusion on that. But the reason instructions aren't included with the Conventional ramp door spring part #362SA4 is because they aren't intended for the DIYer to install. It is…

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Answer 8

For your weight capacity and 6 foot 6 inch door what you can do is use the Conventional Ramp Door Spring for 7' Wide Enclosed Trailer - Single Spring - 150-lb Capacity #362SA7. This works for 43" to 79" wide trailer doors and has a 150…

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Answer 9

The controller would need to be hardwired to your C5500 motorhome as it would not have a harness under the dash using our Brake Controller Installation Kit, part #ETBC7. Due to the fact that your motorhome is longer than the usual passenger vehicle,…

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How Tall Can the Door be With the TRC 362SA5 Ramp Spring

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