Hanger Spacing Dimension Used for Leaf Spring Part # e77SR

Question

Question:

I have your SP124275 springs and APS1 mounting kit. The c to c is 26inch on springs. What should the c to c measurement be when brackets are welded to trailer?

asked by: David B

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Expert Reply:

When you install the mounting kit part # APS1 on your trailer you will want to the hole centers of the brackets to be exactly 26 inches apart since you are using the leaf springs part # e77SR.

expert reply by: Jameson C

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Answer 1

Though I do tend to warn people about the ride getting stiffer when upping the capacity of their leaf springs, you are correct in that you will technically never be fully "unloaded". I do have to mention that this could still happen, but…

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Answer 2

On the Redline Rear Hanger, part #30-20, which is the rear hanger included with kit #APS1, it is welded to the trailer with the side marked top, facing the outside of the trailer with the word top showing. So the U-shape part is what gets welded to…

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Answer 3

When installing trailer suspension I recommend that you completely mock the setup to determine the best placement for the hangers. To do this I would put all of the suspension together and clamp it in place with the rear shackles at a very slight…

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Answer 4

The 4-Leaf Double-Eye Spring part #e27SR measures 26" eye to eye unloaded so this would be an excellent replacement option. They will work great on a 3,500 lb axle offering a bit more support than the original equipment. The 1/4" difference…

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Answer 5

Your leaf springs will expand under weight and then also use shackle straps before the equalizer. Over time the leaf springs do stretch a little, so I recommend the 4-Leaf Double-Eye Spring for 2,000-lb Trailer Axles - 26" Long #e77SR as a…

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Answer 6

The base for Yates bow stop #YR6Y33-4 measures 3 inches by 2-7/8 inches. I have included a picture showing the measurements for you. Bow stop #YR4Y22-3 has a base that is 2 inches by 2 inches and a 4 inch span. That might work for you since the…

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Answer 7

Generally speaking, on a single axle trailer you will want the leaf spring hangers to be spaced apart 1/2" less than the eye to eye measurement of your leaf spring. Therefore, you will want to place the hanger 25-1/2" apart on center when…

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Answer 8

The typical springs for the AL-KO 4,400 axles are one of two lengths. If you have the 25-1/4 inch length, then you will want the 4-Leaf Double-Eye Spring for 5,000-lb Trailer Axles #e28SR, but if you have the 26 inch springs, you will want the 6-Leaf…

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Answer 9

Double eye leaf springs like the part #e84SR do not have a front or back designation. Slipper springs like the part #e29SR do have a front and back.

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Answer 10

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 11

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 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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Hanger Spacing Dimension Used for Leaf Spring Part # e77SR

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