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01-12-2009, 11:36 AM
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#1
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Join Date: Jan 2008
Location: West Milford/Villanova
Posts: 1,044
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Rear axle alignment?
Yesterday I was told by the guy following behind me that me driver side rear tire was out of alignment. He said it looked like it was angled inwards. I said that was impossible because a RWD solid axle shouldn't need alignment. When the truck is sitting, everything looks fine. I haven't check the wear pattern yet, but the tires are pretty new so I don't know if anything will show up.
So, the questions are:
Does a solid axle need alignment? (In this case, chamber adjustment)
If it doesn't, what would cause the tire to be slant? (Assuming the rim is seated properly and lug nuts torqued to spec)
If it does, how much would it cost to do an alignment?
I really don't want to waste money taking it to a shop. And my worst fear is that the axle is bent.
__________________
1992 Camaro RS 305 TBI,- Off the road, awaiting rebuild
2004 GMC Sierra- Current Daily Driver.
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01-12-2009, 11:51 AM
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#2
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Ayatollah of Rock N Rolla / Admin
Join Date: Mar 2006
Location: Parts Unknown
Posts: 12,573
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I take it you mean camber? Could it be a bent rim? I would try swapping rims before I started checking axle flanges.
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01-12-2009, 11:56 AM
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#3
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Admin.
Join Date: Aug 2005
Location: Hamilton, NJ
Posts: 20,149
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Axle tubes/housings can get bent/damaged and possibly cause camber issues. You cannot adjust housings. You also can't go by the calibrated eye of the guy following behind you. I guess you could look for greater heat buildup on the inner part of the tread than the outer if you have an infrared thermometer to measure it. Or get it on an alignment machine. A simple check (no adjustments) is usually around $30-40 labor. Thrust angle alignments are probably around $40-60. There are no rear adjustments in f-bodies so don’t ante up for a “4-wheel alignment”. The alignment machine readings will tell the truth.
Anything that rotates (an axle, flange or wheel problem) would cause a vibration so it isn’t that. If the housing moved/out of proper position it could cause toe issues, but one tire would be toed in and the other out, causing the car to dog track. But that is not what you are talking about given that would be really hard to see.
How is tire wear? If the car drives fine and wear is good, let it go. Rotate the tires regularly and watch for tire wear.
__________________
Vent Windows Forever!
The looser the waistband, the deeper the quicksand. Or so I have read.
Feather-light suspension, Konis just couldn't hold. I'm so glad I took a look inside your showroom doors.
Hey everybody, it's good to have you on the Baba-too-da-ba-too-ba-ba-buh-doo-ga-ga-bop-a-dop
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01-12-2009, 01:25 PM
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#4
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Join Date: Jan 2008
Location: West Milford/Villanova
Posts: 1,044
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Yea, I meant camber, I type faster than I can think sometimes.
Tire wear is normal, no unusual wear patterns. There is no vibration that I can feel at any speed. I don't feel any instability in the truck. The way the guy was describing it, it was that the tire looked to be slanted inwards. (Negative camber)
I don't think it is a bent rim because he said the angle never changed.
__________________
1992 Camaro RS 305 TBI,- Off the road, awaiting rebuild
2004 GMC Sierra- Current Daily Driver.
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01-12-2009, 01:39 PM
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#5
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Admin.
Join Date: Aug 2005
Location: Hamilton, NJ
Posts: 20,149
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A bent rim would vibrate. Poke your friend in his calibrated eye. If the car drives fine and wear is good, let it go. Rotate the tires regularly and watch for tire wear.
__________________
Vent Windows Forever!
The looser the waistband, the deeper the quicksand. Or so I have read.
Feather-light suspension, Konis just couldn't hold. I'm so glad I took a look inside your showroom doors.
Hey everybody, it's good to have you on the Baba-too-da-ba-too-ba-ba-buh-doo-ga-ga-bop-a-dop
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01-12-2009, 01:44 PM
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#6
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Ayatollah of Rock N Rolla / Admin
Join Date: Mar 2006
Location: Parts Unknown
Posts: 12,573
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Yeah, I was just throwing pretty much anything out there. Ignore the bent rim issue.
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01-12-2009, 03:29 PM
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#7
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Meet Coordinator
Join Date: Jan 2008
Location: brick/pt. pleasant beach
Posts: 19,341
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check the tire pressure maybe? maybe the road was slanted? give the suspension a glance? take a pic and let us say the guy needs a neck brace?
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01-12-2009, 04:04 PM
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#8
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Join Date: Jan 2008
Location: West Milford/Villanova
Posts: 1,044
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Quote:
Originally Posted by sweetbmxrider
check the tire pressure maybe? maybe the road was slanted? give the suspension a glance? take a pic and let us say the guy needs a neck brace?
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Tire pressure was 5 psi low on all 4 tires. But considering its about 20 degrees outside, nothing unusual.
He said it was the same way all the way down Rt 23., 46, and 3.
__________________
1992 Camaro RS 305 TBI,- Off the road, awaiting rebuild
2004 GMC Sierra- Current Daily Driver.
Last edited by cdacda13; 01-12-2009 at 04:04 PM.
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01-12-2009, 04:50 PM
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#9
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Admin.
Join Date: Aug 2005
Location: Hamilton, NJ
Posts: 20,149
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Air pressure
__________________
Vent Windows Forever!
The looser the waistband, the deeper the quicksand. Or so I have read.
Feather-light suspension, Konis just couldn't hold. I'm so glad I took a look inside your showroom doors.
Hey everybody, it's good to have you on the Baba-too-da-ba-too-ba-ba-buh-doo-ga-ga-bop-a-dop
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01-12-2009, 07:15 PM
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#10
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Meet Coordinator
Join Date: Jan 2008
Location: brick/pt. pleasant beach
Posts: 19,341
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Quote:
Originally Posted by sweetbmxrider
Yeah, I was just throwing pretty much anything out there. Ignore the air pressure issue.
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Last edited by sweetbmxrider; 01-12-2009 at 07:17 PM.
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01-13-2009, 03:06 PM
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#11
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Join Date: Dec 2008
Posts: 23
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I would suggest getting out the tape measure and checking for your self. If it is indeed a bent wheel or axle, the wheel would wobble a bit, not site canted in as you drive.
Just look at matching points on both sides of the car, like the base of the wheel opening or something similar. Compare measurements from side to side. Also measure the distance across the top of the tire to the wheel well.
Measure it out and you will find the answer.
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01-14-2009, 09:51 PM
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#12
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12 Second Club
Join Date: Nov 2004
Location: Haddon Twp NJ
Posts: 2,213
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Hey if your car isnt crab walking or the tires arent wearing horrbile it cant be to bad. But it wouldnt be a bad idea checking the rims and measuring yourself.
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02-11-2009, 02:35 AM
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#13
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Join Date: Jun 2008
Location: Ewing
Posts: 29
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Yea its normally not a good idea to go just by looking at it, sometimes you can notice a slight difference..... but things dont always look the way they seem.
Quote:
Originally Posted by BonzoHansen
Poke your friend in his calibrated eye.
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![ROFL](http://www.njfboa.org/forums/images/smilies/rofl.gif) Where in Hamilton are you located? I'm between rt33 and Steinert.
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