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lug nut torque

peaeye1
Explorer
Explorer
I hope I am posting in the right place. I need the torque on a 8 lug,aluminum wheel.It originally had st23580r16 tires, but have been replaced with 85G16 Goodyear tires which take 110 Lbs pressure. I have verified that the rim will accept the bigger tires. I have looked at charts online, but is there any way to determine the proper torque other than removing a nut and measuring the stud.
2016 Ford F350 Superduty Dually Diesel, long bed.
40 ft Winnebago Destination.
15 REPLIES 15

peaeye1
Explorer
Explorer
mkirsch wrote:
Where'd you find the information?

I'll bet you found it in the chassis manual that GM provides, not in the coach manual from Winnebago because it would be redundant information.


It was on the inside of a little door where the lighting and a bunch of other stuff is located. It was one of those things, where you open it every day but the info just becomes invisible I suppose.Anyhow I was sort of embarrassed when i finally realized where it was.Hope this helps someone else down the trail.
2016 Ford F350 Superduty Dually Diesel, long bed.
40 ft Winnebago Destination.

mkirsch
Nomad II
Nomad II
Where'd you find the information?

I'll bet you found it in the chassis manual that GM provides, not in the coach manual from Winnebago because it would be redundant information.

Putting 10-ply tires on half ton trucks since aught-four.

peaeye1
Explorer
Explorer
Well, I found it, the info was right in front of me the whole time:S.The torque is 110 lbs and the sequence is there also. Thanks to all the response's.........even the snarky ones:B
2016 Ford F350 Superduty Dually Diesel, long bed.
40 ft Winnebago Destination.

Cummins12V98
Explorer III
Explorer III
Lynnmor wrote:
peaeye1 wrote:
SoCalDesertRider wrote:
The axle probably has 9/16" studs, so 120 ft-lbs should be the correct torque.


Axle's are 7000lb , I left that info out.

Yes, I have looked at the different charts, but wanted to see if I could determine torque without measuring the stud.


You need to know the stud size, we can't see it from here, and our guessing would be irresponsible.

You can remove one nut and take it to an auto parts store and have them check the size.


Maybe just hold a tape below the stud and "eye ball" it. Easy to see if it's 9/16" or 5/8".
2015 RAM LongHorn 3500 Dually CrewCab 4X4 CUMMINS/AISIN RearAir 385HP/865TQ 4:10's
37,800# GCVWR "Towing Beast"

"HeavyWeight" B&W RVK3600

2016 MobileSuites 39TKSB3 highly "Elited" In the stable

2007.5 Mobile Suites 36 SB3 29,000# Combined SOLD

peaeye1
Explorer
Explorer
Durb wrote:
Look in your owner's manual. Changing a tire or air pressure will not change the torque specification on your lug nuts, they are stud specific. Torque charts are independent of air pressure. Now, if you went from a steel wheel to an aluminum wheel that might change your torque spec.


I have been to the owners manual and to the winnebago website, but cannot find the info. Not saying it's not there,I just did not find it. As I stated, alum wheels from factory, that will accept bigger tires. I was just giving general info. I will either pull a nut off, call dealer or winnebago in the next couple of days.I never stated that changing air pressure or tires would affect the torque value,that sir was your conclusion.
2016 Ford F350 Superduty Dually Diesel, long bed.
40 ft Winnebago Destination.

Durb
Explorer
Explorer
Look in your owner's manual. Changing a tire or air pressure will not change the torque specification on your lug nuts, they are stud specific. Torque charts are independent of air pressure. Now, if you went from a steel wheel to an aluminum wheel that might change your torque spec.

peaeye1
Explorer
Explorer
SoCalDesertRider wrote:
peaeye1 wrote:
SoCalDesertRider wrote:
The axle probably has 9/16" studs, so 120 ft-lbs should be the correct torque.


Axle's are 7000lb , I left that info out.

Yes, I have looked at the different charts, but wanted to see if I could determine torque without measuring the stud.
Both my F350's, one a single rear wheel model, one a dual rear wheel model, have 8-lug hubs with 9/16" studs. The single rear wheel rear axle is rated at 6250 lbs. The dual rear wheel rear axle is rated at 8250 lbs.

Your 7000 lb axle falls right in the middle of that range. I bet your studs are 9/16".


Thanks, To be sure I will remove one tomorrow and ck to be sure.
2016 Ford F350 Superduty Dually Diesel, long bed.
40 ft Winnebago Destination.

SoCalDesertRid1
Explorer
Explorer
peaeye1 wrote:
SoCalDesertRider wrote:
The axle probably has 9/16" studs, so 120 ft-lbs should be the correct torque.


Axle's are 7000lb , I left that info out.

Yes, I have looked at the different charts, but wanted to see if I could determine torque without measuring the stud.
Both my F350's, one a single rear wheel model, one a dual rear wheel model, have 8-lug hubs with 9/16" studs. The single rear wheel rear axle is rated at 6250 lbs. The dual rear wheel rear axle is rated at 8250 lbs.

Your 7000 lb axle falls right in the middle of that range. I bet your studs are 9/16".
01 International 4800 4x4 CrewCab DT466E Allison MD3060
69Bronco 86Samurai 85ATC250R 89CR500
98Ranger 96Tacoma
20' BigTex flatbed
8' truck camper, 14' Aristocrat TT
73 Kona 17' ski boat & Mercury 1150TB
92F350 CrewCab 4x4 351/C6 285 BFG AT 4.56 & LockRite rear

peaeye1
Explorer
Explorer
Lynnmor wrote:
peaeye1 wrote:
SoCalDesertRider wrote:
The axle probably has 9/16" studs, so 120 ft-lbs should be the correct torque.


Axle's are 7000lb , I left that info out.

Yes, I have looked at the different charts, but wanted to see if I could determine torque without measuring the stud.


You need to know the stud size, we can't see it from here, and our guessing would be irresponsible.

You can remove one nut and take it to an auto parts store and have them check the size.


Yep, I believe I acknowledged the fact that removing a lug nut was an option.Thank you so much for your wise and most valued incite .:)
2016 Ford F350 Superduty Dually Diesel, long bed.
40 ft Winnebago Destination.

Lynnmor
Explorer
Explorer
peaeye1 wrote:
SoCalDesertRider wrote:
The axle probably has 9/16" studs, so 120 ft-lbs should be the correct torque.


Axle's are 7000lb , I left that info out.

Yes, I have looked at the different charts, but wanted to see if I could determine torque without measuring the stud.


You need to know the stud size, we can't see it from here, and our guessing would be irresponsible.

You can remove one nut and take it to an auto parts store and have them check the size.

peaeye1
Explorer
Explorer
SoCalDesertRider wrote:
The axle probably has 9/16" studs, so 120 ft-lbs should be the correct torque.


Axle's are 7000lb , I left that info out.

Yes, I have looked at the different charts, but wanted to see if I could determine torque without measuring the stud.
2016 Ford F350 Superduty Dually Diesel, long bed.
40 ft Winnebago Destination.

SoCalDesertRid1
Explorer
Explorer
The axle probably has 9/16" studs, so 120 ft-lbs should be the correct torque.
01 International 4800 4x4 CrewCab DT466E Allison MD3060
69Bronco 86Samurai 85ATC250R 89CR500
98Ranger 96Tacoma
20' BigTex flatbed
8' truck camper, 14' Aristocrat TT
73 Kona 17' ski boat & Mercury 1150TB
92F350 CrewCab 4x4 351/C6 285 BFG AT 4.56 & LockRite rear

lawnspecialties
Explorer
Explorer
My 8 lug aluminum wheel lugs call for 100 ft./lbs. of pressure.

BB_TX
Nomad
Nomad
Look at the lug nut torque specifications in this etrailer.com chart.