W210 e55 AMG vibrations between 45 -65 miles/hour
I have the well known vibrations on my w210 e55 amg from 2001 (with 60.000 miles) in the speed range from 46 (75km/h) up 65 miles/hour (110 km/h).
What I have done so far :
-New ball joints
-New motor mounts
-New transmission mount
-New flex discs
-Driveshaft
-New center bearing (driveshaft)
-New diff mount at the front
-2nd new set of new tires
-Flush of transmission
-Adjustment of diff washer (now 2mm) according to pinion angle calculation (before tested without, 1mm, 3mm and 4mm without big differences).
-New pressure accumulators
-Tires tested with high and low pressure (no difference)
-New front breakes
-Adjusted parking brake (no issues there)
Up to the speed of 45 miles/hour it is a smooth ride. At a higher speed small vibrations occur in whole chassis. Feels like riding on a rougher road / kind of wooble.
When I pass the speed of 75 miles/hour the vibrations becomes less and totally disappear above 80 miles/hour.
All independently of acceleration - in other words also present in the named speed range when I put it in N = neutral.
Do anybody has a tip where the problem is located ?
Future bullet points will be wheel bearings and axles bushings..
Regards Henrik
Last edited by w210e55amgjapan; Jul 11, 2023 at 02:19 PM.
I have the well known vibrations on my w210 e55 amg from 2001 (with 60.000 miles) in the speed range from 46 (75km/h) up 65 miles/hour (110 km/h).
What I have done so far :
-New motor mounts
-New flex discs
-Driveshaft
-New center bearing (driveshaft)
-New diff mount at the front
-2nd new set of new tires
-Flush of transmission
-Adjustment of diff washer (now 2mm) according to pinion angle calculation (before tested without, 1mm, 3mm and 4mm without big differences).
-New pressure accumulators
-Tires tested with high and low pressure (no difference)
-New front breakes
-Adjusted parking brake (no issues there)
Up to the speed of 45 miles/hour it is a smooth ride. At a higher speed small vibrations occur in whole chassis. Feels like riding on a rougher road / kind of wooble.
When I pass the speed of 75 miles/hour the vibrations becomes less and totally disappear above 80 miles/hour.
All independently of acceleration - in other words also present in the named speed range when I put it in N = neutral.
Do anybody has a tip where the problem is located ?
Future bullet points will be wheel bearings and axles bushings..
Regards Henrik
Loose wheel bearings front and rear ?
Worn suspension bushings ?
Loose ball joints ?
Steering damper ?
i commute at 90mph, they pretty much all have some kind of rumble which can be dialed back by running more PSI
wheel bearings would make a noise at high speed, grow/rumbling and your wheels would be wicked hot to the touch after a long drive. axles make a clicking/buckling sound at low speed.
if you had an issue with bushings youd know right away, loud banging noises, knocking, you'd have wandering steering on the freeway if it was tie rod ends. At 60k i'd check your sway bar links though the cars getting on in age and those are very consumeable
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The wheels are fine, professionally laser-balanced and just 2 weeks old.
Ball joints were done 1 year ago.
The bushings in general look good, no sounds, car in speed goes stable in one direction.
Only when hitting bumps at low speed the rear frame axle bushings give a thunking sound (but I read that this is more less normal at most T-models - but optically no defect visible.
I will check sway bar links next - cheers!
Last edited by w210e55amgjapan; Jul 11, 2023 at 03:58 AM.
I have tested 3 different sets of tires without making the slightest difference.
The last new ones were in addition balanced with best of technology in this field (where they measure the surface of the tire at speed) - now it is less than 2kg of centrifugal force on both in the rear.
Last edited by w210e55amgjapan; Jul 11, 2023 at 01:58 PM.
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No - I replaced BOTH the front diff mount (2 rubber plates) AND the transmission mount/carrier = rubber in metall composure, fixated by 2+2 bolts
Unfortuneatly it didn`t solve the problem..As I mentioned before I also replaced the motor mounts and the whole driveshaft incl. a new center bearing + checked all angles according to the official tolerances from MB..
Now, I am at my wits` end.
Last edited by w210e55amgjapan; Jul 11, 2023 at 02:31 PM.
and more or less PSI makes no difference either.
Also no noise at high speed -
kind of grow/rumble may follow these vibrations - but wheels are not wicked hot after a long drive and NO play in the wheel bearings.
Axles make NO clicking/buckling sound at low speed.
Last edited by w210e55amgjapan; Jul 11, 2023 at 02:30 PM.
Just seems to be an uneasy job to get them out, as I like to do repairs myself..
In an accident? Not as I know of.
The car, frame and chassis has no single rust spot and optically seems to be impeccable -
besides some former rubber parts (first motor mounts were shot, center bearling was destrøyed, original wheels were wasted, air condition leakage in tubes somewhere in the front - not solved yet) and a bad u-joint.
Last edited by w210e55amgjapan; Jul 11, 2023 at 04:25 PM.
My front bearings had play over imperfect roads and 12 and 6 pm so at my mileage replace was the direction. My spindle started to show wear from the loose bearings wear. I have the new ones tightened to .013 mm play on both sides. After that, the wheel vibration really came out. Thats when I went to rebalance and was told about my bent wheel. Still the car felt more solid /responsive/smooth ride up to 60mph so I look forward to new tires and wheels.
While I realize our cars age, Im not certain the rear bushings would be in that bad of shape to cause your issue at your mileage. Also that is definitely a rear drive line shimmy if they are bad.
Another clunking sound culprit in the rear is the control arm outer bushing. Those you feel over speed bumps in rear.
Id look to the bearing tightening procedure first before tacking the subframe bushings. Still examine the subframes cause you never know!
My front bearings had play over imperfect roads and 12 and 6 pm so at my mileage replace was the direction. My spindle started to show wear from the loose bearings wear. I have the new ones tightened to .013 mm play on both sides. After that, the wheel vibration really came out. Thats when I went to rebalance and was told about my bent wheel. Still the car felt more solid /responsive/smooth ride up to 60mph so I look forward to new tires and wheels.
While I realize our cars age, Im not certain the rear bushings would be in that bad of shape to cause your issue at your mileage. Also that is definitely a rear drive line shimmy if they are bad.
Another clunking sound culprit in the rear is the control arm outer bushing. Those you feel over speed bumps in rear.
Id look to the bearing tightening procedure first before tacking the subframe bushings. Still examine the subframes cause you never know!
Unfortunately I still have minor bodyvibration and kind of little rough rolling + rolling noise - I guess from the tires (from 65- 80 km/h)....compared with the smooth floating up to 60km/h and from 120km/h upwards.
I also checked all 4 wheelbearings for play (12/6 and 9/3) - but no play..
Control arms. tie rods, sway bar bush links seems to be fine - no play. The car has now 120.000km on the clock - is it reallly possible that one of the wheelbearings is broken ?
I wonder where the error now might be..
Rears I actually used a long impact 19MM socket placed atop of the busing and used the weight of the car to pop them down. With the fronts done, I placed a 2x4 scrap block atop the fronts to create enough space difference to "press" the rears out. To install, I bottle jack up with the wood block and to thumped in easily.
Unfortunately I still have minor bodyvibration and kind of little rough rolling + rolling noise - I guess from the tires (from 65- 80 km/h)....compared with the smooth floating up to 60km/h and from 120km/h upwards.
I also checked all 4 wheelbearings for play (12/6 and 9/3) - but no play..
Control arms. tie rods, sway bar bush links seems to be fine - no play. The car has now 120.000km on the clock - is it reallly possible that one of the wheelbearings is broken ?
I wonder where the error now might be..
I still feel vibrations are found tires/wheels inward. Wheel bearings would exhibit noise. My worn ones didn't make much noise aside from play mentioned above but the dial gauge did show more loose than not. are these left to right body shakes?
Last edited by Tall Giraffe; Aug 8, 2023 at 08:23 PM.
It was quite a hazel to get them out - but they weren`t really bad at all.
I still feel vibrations are found tires/wheels inward. Wheel bearings would exhibit noise. My worn ones didn't make noise but the dial gauge did show more loose than not. are these left to right body shakes?
I now found out -
that the 16 bolts on the flex discs of my driveshaft have 2 different types of washers (with different diameter..) which I did not recognized when I installed the new propellshaft - so they where mixed..
My next mistake was that I afterwards installed the bigger washers on the front disc and the smaller ones on the rear disc - and the vibration became worse...:/
These bolts are hexagonal bolts -
I assume I have to put the bigger washer each time on the opposite side of bolts which are in contact with the flansh in order to balance the center of the bolt`s position in the flex disc? (big hexal bolt head + flansh on one side in combination with bolts on the disc sticking out more on the backside possibly need 2 sets of different washers in order to balance the disc..) So the smaller ones on bolts mounted direct on the discs - where the flansh is on the backside.
But as I am not sure - and haven`t found anything about this wired bolt-washer set on the internet - I now ordered 2 new flex discs with 16 bolts (torx) incl. just one type of washers.
I hope that finally will be the solution - I report again when this is installed. As everything else from pinion angles and other potential components has been checked out.
Last edited by w210e55amgjapan; Sep 26, 2023 at 11:27 AM.
What I learned - you have to be very careful when handling the shaft - does not need much to damage it and then it will vibrate..











