Installation Instructions for Dexter Trailer Springs Over-Under Conversion Kit # K71-384-00

Question

Question:

I have one of your kits enroute, and wanted to see install process before it arrived, thanks

asked by: Jeff D

1

Helpful Expert Reply:

Thank you again for ordering with etrailer.com, we appreciate your business.

I have attached a scan of the installation instructions for the Dexter Trailer Springs Over-Under Conversion Kit, # K71-384-00.

expert reply by: Leah S

1

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Answer 1

The 2-1/2" Long Torx Floor Screws #TF01250 length is measured at the threads (see attached photo). Attached is a review video where we go over this as well for you to check out.

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Answer 2

When you use an over-under kit like the #K71-384-00 you will end up raising the trailer the thickness of the axles and leaf springs. I attached a picture that shows this. You will need to measure the thickness of your springs and axles to know how…

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Answer 3

If the U-bolts are 9/16 inch diameter, the torque specs should be between 65 to 95 foot lbs. If the U-bolts are 3/8 inch diameter, the torque should be between 30 and 50 foot lbs.

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Answer 4

Trailers pretty often come from the factory with the springs over the axle as well as axles over the spring. Either variation is not inherently more dangerous than the other so having installed an over under kit like the part #K71-384-00 would not…

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Answer 5

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 6

Increasing the tire and wheel size can increase the height of the trailer but it's usually quite minimal. Before you do anything else you should see if the pin box can be adjusted. Although you have to be careful here since This will lower the…

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Answer 7

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 8

Thank you for providing the specs for the suspension components that you already have. Correct hanger spacing really depends on the components being used such as springs, hangers and equalizers. Most of the hanger spacing dimensions that we have are…

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Answer 9

To find the load capacity for your axle you should look on the trailer VIN plate or sticker that lists the VIN number. The weight rating of the axle should be listed on that same plate or sticker. Also, the axle could have a tag or plate on it that…

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Answer 10

Well shackle length is mainly based on the height difference between the front and rear hangers. The rear hanger normally doesn't hang as low as the front so that the shackle can offset the difference and add the ability to move. What is the…

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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

For a single axle trailer, you want the shackle strap to be able to move so that you have the spring deflection needed for your suspension. Angled like the photo or even almost vertical is fine you just don't want the shackle strap to bind and…

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