How Do I Measure the Drop Distance on a Trailer Drop Axle?

Question

Question:

I am attempting to replace a rotted axle and it is definitely a drop axle. Am I correct in assuming that the is measured from the center of the axle to the center of the spindle?

asked by: Todd B

0

Expert Reply:

Yes, you are correct. In order to correctly take this measurement you will need to measure from the center of the spindle to the center of the main axle tube. I have included a picture for reference.

expert reply by: Erik B

0

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Answer 1

Hi Josh; this can get pretty confusing with the E-Series since the manufacturer doesn't officially list or update fitment for their wiring harness on the cutaway. However, I can confirm the Tekonsha Prodigy P2 #TK49UR comes with the wiring…

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Answer 2

I recommend replacing your obsolete Atwood surge coupler with the Demco Hydraulic Brake Actuator #DM8509612. This coupler is rated for trailers up to 7,000lbs and connects to the vehicle with a 4" drop coupler accepting a 2" hitch ball so…

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Answer 3

That's a very good question, we tend to be extra cautious and say to use 10 gauge wire because that would be more than enough. When you get into longer trailers that will end up using a lot of wire the heavier gauge wire becomes more necessary.…

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Answer 4

The Lippert SolidSteps part #LC713662 that you referenced look like the picture that I attached.

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Answer 5

Hey Johnny, thanks for reaching out! I highly recommend using the Lippert HD 6500-lbTuson 5th Wheel RV Landing Gear Motor #LC196308 as a replacement for your 8532-07 motor. According to my research your motor is rated for 5,500 lbs so this motor will…

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Answer 6

A true 1 inch spindle is a BT8 spindle, like #TRU94FR. The next closest one would be the BTR spindle which is commonly referred to as a 1-1/16 inch spindle, like #TRU44FR and is more common than the BT8. Both of these are typically used with 2,000 lb…

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Answer 7

The modern equivalent to the 20.5x8.0-10 size tires on your pontoon trailer is the 205/65-10 size, which would fit your existing wheels without issue. The highest rated trailer tire we have available in this size is the Kenda Loadstar K399 Bias…

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Answer 8

The only square tube axles we have are for smaller boat trailers, but we may still have some compatible options depending on your trailer. The Trailer Axle w/ Electric Brakes #e43SR has an 89" hub face length as well as a 74" leaf spring…

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Answer 9

While the install instructions link for the #DM5939 does seem to be not working I was able to find a diagram that shows how this installs on a coupler for you to check out that shows how it installs and where.

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Answer 10

For a lighter A-frame trailer to add a surge brake setup the best option is the part #T2492800 which has a 6k capacity. But as long as you have properly rated brake assemblies on your trailer it will still work fine on a 2,000 lb trailer. I attached…

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Answer 11

I would be happy to help! As long as the A-Frame on your trailer is the standard 50-degree angle then the best option to replace your current surge brake actuator would be the Demco Hydraulic Brake Actuator w Drop - Drum - Primed - A-Frame - 2"…

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Answer 12

The closest leaf spring set we have available to the 22-1/4 inch length you mentioned is the 3-Leaf Double-Eye Spring #SP-113275. This double-eye leaf spring features a length of 23-1/2 inches from the center of the spring eye to the center of the…

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How Do I Measure the Drop Distance on a Trailer Drop Axle?

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