Torque Specs for 9/16" Trailer Axle U-Bolts

Question

Question:

Hello, I cant get ahold of gooseneck at all. they sent me a 3inch round 4inch axle I need to know the torque specs for 9/16inch u bolt please. thank you,

asked by: Michael

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Expert Reply:

The torque specs for 9/16" diameter u-bolts like the U-Bolt Kit for Mounting 5,200-lb to 7,000-lb, Round Trailer Axles part # APUBR-9 will be a range, from 65 ft. lbs. to 95 ft. lbs. If the tie-plates start to bend inside this range that would be a stopping point.

expert reply by: Conner L

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Answer 1

The U-bolts of the U-Bolt Kit part #APUBR-9 are Grade 5. The torque specs for 9/16 diameter U-bolts like this is 65-95 ft lbs.

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Answer 2

What you'll want to do is refer to your instructions for the proper torque specs. For example, the instructions for the 5.2K - 6K Kodiak Disc Brake Kit #K2HR526D call for the brake mounting flange to be welded to the spindle and then the…

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Answer 3

We do offer both double-eye and slipper-type leaf springs for many axle weight ratings. You can see all of these leaf springs on the page I linked for you. In the 8K axle capacity we offer two slipper-type springs. Part #e39SR is a 6-leaf slipper…

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Answer 4

The caliper pins do not need lubrication on a trailer. I've attached a video and an article on installing disc brakes for you to take a look at. Although it wouldn't hurt anything if they are lubricated either.

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Answer 5

Shackle links can flip when the trailer is unloaded since there isn't enough weight to keep them in proper position, and while a new, shorter equalizer may help, the easiest thing to check is the shackle links. Shackles that are too short…

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Answer 6

You can change out your springs to higher-rated ones but that will not increase the trailer's weight carrying capacity. It will likely give you a stiffer ride, which you may or may not prefer. Chances are good that your trailer spring broke…

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Answer 7

The Solera Hybrid RV Awning Kits we offer come with almost everything that you need. I am not sure what you mean by reduce carrying weight but it will add about 80 lbs to your trailer. The manual awning head is not spring loaded, it is driven by a…

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Answer 8

To find the correct E-Z Flex Equalizer, you will need to take off your current ones and measure the distance from the center of the one end hole to the center of the other. You will also need to ensure that your leaf springs are 1-3/4" wide.…

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Answer 9

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 10

The two sizes you mentioned are pretty similar and fit many of the same 15 inch wheels. The 205/75-15 fits rim widths of 5 inch to 6-1/2 inch whereas the 225/75-15 fits widths that are 5 inch to 6 inch. The 205 is 27.1 inches tall and the 225 is 28.4…

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Answer 11

The difference between the 10-10 grease seals, #RG06-090, and the 10-36 grease seals, #RG06-070, is their inner diameter. The 10-10 grease seals fit older spindles with a seal journal (see photo) diameter of 2.125 inches. The 10-36 grease seals fit…

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Answer 12

For upgraded shackles on your 2020 Heartland Cyclone 4007 5th wheel I recommend one of our suspension upgrade kits. In order to select the correct kit you will need to know the length of your current shackles. If you have 2-1/4" shackle straps…

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Torque Specs for 9/16" Trailer Axle U-Bolts

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