Steering wheel wobble

Last Mrk

Charter Member
Paid Member
OK, here's what happened to me.

Last fall, I bought winter tires for my Mark. This was a great idea. My driveway which I couldn't get up in the snow, suddenly became no problem at all. The tires and the 300 pounds of sand in the trunk did the trick.

When it came time to put my summer tires back on I decided to buy different wheels so I wouldn't have to go through mounting and un-mounting the tires each fall and spring.

I brought the car to the same shop that mounted my winter tires because they did a good job of balancing the winter tires. When I picked the car up, I hadn't driven a block before I knew there was a problem. The wheel wobbled and the whole car felt like all the tires were out of balance.

I brought it back and they checked the balance and said everything was balanced properly. I took the car home, rotated the tires front to back and it still had a wobble in the wheel.

I decided to bring it to another shop that had done work for me and the owner asked me to leave it so he could look it over real good. He called a few hours later and said he had the car finished and there was no wheel wobble or vibration up 80 which is the fastest he had the car up to.

OK, heres what was wrong. There is a clip that is put on one of the wheel lugs on each axle at the factory that holds the rotors on. The original wheels have an indented area that the clip will fit into but the replacement wheels do not. When the wheels were tightened down. they didn't get tightened down solid with the rotor facing and naturally wobbled. It was like putting a spacer on only one lug on each wheel then tightening the wheels up. I thought he did a good job of diagnosing the problem and something I completely overlooked as did the original shop.

It's as smooth as ever again. These are the wheels I put on.
http://www.discounttiredirect.com/product/wheels/konrei.s.large.jpg
 
RE: Steering wheel wobble

OK, heres what was wrong. There is a clip that is put on one of the wheel lugs on each axle at the factory that holds the rotors on. The original wheels have an indented area that the clip will fit into but the replacement wheels do not. When the wheels were tightened down. they didn't get tightened down solid with the rotor facing and naturally wobbled. It was like putting a spacer on only one lug on each wheel then tightening the wheels up. I thought he did a good job of diagnosing the problem and something I completely overlooked as did the original shop.

Is this related to the infamous 'yellow lug' practice? I.e., you are supposed to align the valve stem with the yellow painted stud. I wonder what effect the 'clip' has to the overall wheel balance.
 
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