Front Air Suspension Rebuild

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Old Mar 30, 2018 | 04:10 PM
  #1  
MKTViper's Avatar
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From: Leesburg, VA
MB CLS550, Maserati Spyder
Front Air Suspension Rebuild

I'm sure like many of you, my car "settles" after a few hours due to leaks in the airmatic system. I'm planning on at least replacing the rear ones; you can find them at a reasonable price. The front ones however are VERY expensive. BUT I did come across this on eBay:

https://www.ebay.com/itm/Mercedes-CL...53.m1438.l2649

Anyone tried having theirs rebuilt? Seems like a reasonable course of action at 1/3 the cost.

Either way, how difficult is this as a DIY? BTW, my care does have code 489.

Thoughts?
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Old Mar 31, 2018 | 12:55 PM
  #2  
VirtualRain's Avatar
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From: Vancouver, Canada
2016 CLS550 4Matic
You’ll probably get a lot more help if you cross post this in the w212 forum... it’s a lot more active and same underpinnings.
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Old Mar 31, 2018 | 06:55 PM
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Thanks, I'll give that a try.
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Old Apr 3, 2018 | 09:56 AM
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2018 S560 4matic 2006 E320 CDI
I had my 2012 CLS550 front air shocks done by them 2 weeks ago for $913.00
they came back in 7 days and look new.I have yet to see how long they last
but so far so good.Before rebuild they would drop from 27.5 to 26 inches in 3 days.
now 1/2 inch drop in 6 days in my garage.They only guarantee their work
for one year.
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Old Apr 3, 2018 | 11:08 PM
  #5  
VirtualRain's Avatar
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2016 CLS550 4Matic
It’s pretty sad that the life expectancy on these systems is only 5-6 years. FFS Mercedes.
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Old Apr 4, 2018 | 07:26 PM
  #6  
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'16 CLS550
Originally Posted by dmpc06
I had my 2012 CLS550 front air shocks done by them 2 weeks ago for $913.00
they came back in 7 days and look new.I have yet to see how long they last
but so far so good.Before rebuild they would drop from 27.5 to 26 inches in 3 days.
now 1/2 inch drop in 6 days in my garage.They only guarantee their work
for one year.
Do you feel any different in the compress and rebound control/damping? Does it back to when the car was new or the same as before the rebuild? Just kind of wonder whether they also change the parts related to the shock absorber or just change the air bag and the rubber shock mount bearing.
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Old Apr 5, 2018 | 06:32 AM
  #7  
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From: CT
2018 S560 4matic 2006 E320 CDI
They just do the air bag no hydraulic work. I feel no difference
in the ride.I had 42,000 miles on the shocks before the rebuild.
Call them they will tell you what they can do depending on your
mileage.
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Old Apr 7, 2018 | 09:24 AM
  #8  
MKTViper's Avatar
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From: Leesburg, VA
MB CLS550, Maserati Spyder
Originally Posted by dmpc06
I had my 2012 CLS550 front air shocks done by them 2 weeks ago for $913.00
they came back in 7 days and look new.I have yet to see how long they last
but so far so good.Before rebuild they would drop from 27.5 to 26 inches in 3 days.
now 1/2 inch drop in 6 days in my garage.They only guarantee their work
for one year.
I'll probably do mine next month. Did you do the removal/re-installation yourself? Anything to watch out for?

Thanks,
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Old Apr 7, 2018 | 04:02 PM
  #9  
dmpc06's Avatar
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From: CT
2018 S560 4matic 2006 E320 CDI
Super easy to do just be careful where the air line connects to the shock.
There are a few videos on you-tube you can check...
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Old Apr 8, 2018 | 06:55 AM
  #10  
MKTViper's Avatar
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From: Leesburg, VA
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Originally Posted by dmpc06
Super easy to do just be careful where the air line connects to the shock.
There are a few videos on you-tube you can check...
I found a video on the 219, but not the 218. About the same?

How about your rears, did you do those as well? I found some Arnott replacements for a couple hundred bucks each.

My car sits on all 4 wheels overnight. If it's cold out it only takes a few hours.
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Old Apr 8, 2018 | 04:31 PM
  #11  
dmpc06's Avatar
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From: CT
2018 S560 4matic 2006 E320 CDI
The rears in my car were fine just the front needed to be done.
There is a special wire tie on the plastic support for the brake hose and wheel sensors
you will need to cut that and purchase new ones from the dealer about $2.00 each
part # 2039970490
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Old Apr 8, 2018 | 04:38 PM
  #12  
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From: CT
2018 S560 4matic 2006 E320 CDI
If all 4 are going down you might want to check the distribution valve
located in the rear drivers side next to the air pump.
Make sure it is not back feeding into the pump.
Remove carefully the line at the pump going to the valve
there should be no air coming out,stick it in a
glass of water with the car just turned off.
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Old Apr 10, 2018 | 01:55 PM
  #13  
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Good call. I'll certainly do that first.
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