Ramp Door Spring Assembly For a 8' Ramp Door on Cargo trailer Weighing 90lbs

Question

Question:

What size spring assembly do I need for a 90lb. 8ft ramp door for a cargo trailer Door weighs 90lb on a bathroom scale when lowered

asked by: Greg B

0

Expert Reply:

The Ramp Door Spring # M354FR is our closest setup for your cargo trailer door. This system is rated for a 120lb door so you will be able to add a Transition Plate # e32JR as well to your door which will make loading cargo using a dolly or hand truck much easier.

expert reply by: Bud M

0

Answer 1

The spring with the black cable drum should always be mounted to your LEFT, standing on the inside of the trailer looking out. This is very important for proper operation. Dual spring systems, like #ERS160D96, have a red-coned and a black-coned…

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Answer 2

Are you wanting to do a torsion style spring that fits above the door like most toy haulers? Do you know how wide the door is and about how heavy the door is? Typically an 8 foot wide ramp spring like the part #M354FR is what you'd want as this…

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Answer 3

You won't need to obtain the weight of the entire door, just the un-hinged side. You'll want to find the amount of weight you'll need to overcome to easily lift the door. You could use an old bathroom scale, place some blocking on it, and…

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Answer 4

Your brake lights and turn signals for each side are on one circuit. The left side turn signal and brake light is generally the yellow wire going into your trailer connector. The first thing to do is check the fuses on your tow vehicle. Next, inspect…

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Answer 5

The Conventional Ramp Door Spring for 8' Wide Enclosed Trailer #362SA8207 is 96" wide, 4-7/8" tall and 7-1/2" deep when mounted above the trailer door. The entire assembly weighs 30lbs and is rated for 150lbs lift capacity. The…

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Answer 6

Sounds like you are looking for a rear door/ramp spring kit for your trailer. For that we have the Enclosed Trailer Ramp Spring #ERS120D81 which would work well. This should work well for you but I also attached a picture of it's dimensions for…

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Answer 7

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 8

To test the weight of your ramp door, you will want to get the door all the way down to the ground and then on a scale of some kind (a bathroom scale can be used for this if it's the only thing available). This will be when the door is at its…

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Answer 9

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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Ramp Door Spring Assembly For a 8' Ramp Door on Cargo trailer Weighing 90lbs

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