E320 BLUETEC Wheel Size
http://www.mercedes-benz.de/content/...mbination.html
Last edited by Untertürkheim; Aug 14, 2008 at 11:16 PM.

In any case, the part A211 323 02 44 is the rubber bumper at the top of the front strut, below the sprint retainer.
I guess this actually does not affect the wheel fitting, bigger wheels would fit too but the factory states these should not be used unless the rubber bumper is changed.
Unfortunately detali EPC seems to be out of order, I cannot post a link to the EPC parts diagram.
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Any advantage to 17s is felt only by Bernd Schneider and the disadvantages are many and readily apparent to most.
Through 2006, the USA gasoline 211s came with the same 16s, at least the sixes did.
Last edited by lkchris; Aug 15, 2008 at 11:54 PM.

http://www.detali.ru/cat/oem_mb2.asp...SGR=052&SGN=01
I would take the info seriously from the pdf Untertürkheim gave. You may ask him to help with the translation if the notes are not easy to read.
In any case, the part A211 323 02 44 is the rubber bumper at the top of the front strut, below the sprint retainer.
I guess this actually does not affect the wheel fitting, bigger wheels would fit too but the factory states these should not be used unless the rubber bumper is changed.
Unfortunately detali EPC seems to be out of order, I cannot post a link to the EPC parts diagram.
There were two different E320 diesel models sold in the US:
2006 and earlier models were E320 CDI (I6, 5speed AT), this is the 211.026 model listed under "Variante 2" in the document. This model comes standard with 225/55/16 tires mounted all around. This model is approved (with the ***, I will translate the footnote later) for all size fitments where "2" is listed in the "varianten" column, which is all larger sizes.
The 2007+ US diesels, called Bluetec (V6, 7g-tronic) are the 211.024 listed in "Variante 4" This model comes standard with 225/55/16 tires mounted all around. This model is approved (with the ***) for all size fitments where "4" is listed in the "varianten" column, which is only the 245/45/17 size).
ALL US diesel models are equipped with Standard suspension and USA suspension.
Now, to explain the *** footnote:
17" and 18" wheel/tire fitments on cars with Standard Suspension and/or Code 485 (Comfort Suspension), Code 494 (USA Suspension) ALL US E-Classes have 494!, Code 482 (Larger Ground Clearance), is only allowed with the following modification: The standard shock absorber bushings (this part may have another name, but I believe this is the english name) on the front axle/shock aborber must be exchanged with part # A211 326 0268 (also listed as part # B6 647 0005), which are suspension travel-limiting parts.
There is no need to translate the rest as it does not apply to US diesel E classes. The bottom line is that the US suspension on the diesel (or non-sport, non-airmatic) E classes allows too much suspension travel for a larger wheel. This modification will fix that.
Last edited by Untertürkheim; Aug 16, 2008 at 04:41 PM.

2006 and earlier models were E320 CDI (I6, 5speed AT), this is the 211.022 model listed under "Variante 2" in the document. This model comes standard with 225/55/16 tires mounted all around. This model is approved (with the ***, I will translate the footnote later) for all size fitments where "2" is listed in the "varianten" column, which is all larger sizes.
The 211.022 is the V6 CDI engine. The 211.024 is very new in Europe, this one is called E300 Bluetec.
Are you sure all the US Bluetecs are 211.024? I'm pretty sure there are 211.022 models sold in the US as E320 Bluetec but I'm not sure if they all are 211.022.

Edited: my interpretation is also backed up with this source that should be pretty accurate:
http://www.db-forum.de/attach/Start_MBBRV.html
(browse the baureihe info for 211).
Last edited by Diesel Benz; Aug 16, 2008 at 07:40 AM.
(browse the baureihe info for 211).
The 211.022 is the V6 CDI engine. The 211.024 is very new in Europe, this one is called E300 Bluetec.
Are you sure all the US Bluetecs are 211.024? I'm pretty sure there are 211.022 models sold in the US as E320 Bluetec but I'm not sure if they all are 211.022.

Edited: my interpretation is also backed up with this source that should be pretty accurate:
http://www.db-forum.de/attach/Start_MBBRV.html
(browse the baureihe info for 211).
The US Bluetec models are .024, and the US Bluetec is the EU Bluetec, even though the model numbers are different. The difference between the EU E320 CDI 211.022 and E300/320(US) Bluetec 211.024 is (besides the emissions system) the lower compression ratio in the bluetec, 16.5 instead of 17.7 in the CDI, and slightly less hp.
The Bluetec (211.024) was released in the US far before Europe, as the US was something of a "test" for the model before being released in Europe.
Last edited by Untertürkheim; Aug 16, 2008 at 08:49 PM.
Don't see a problem as to why you can't run larger rims. Stockers are 16" so you get optimal fuel efficiency.

I had Michelin Pilot Alpins installed on the original 16" wheels for winter use.
My car handles incredibly well with this set up on snow and ice.
Last edited by DerekACS; Oct 19, 2008 at 04:27 PM.











