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Tire Pressure for 21" wheels

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Old 02-07-2010, 02:18 AM
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mercedes 2011 CLS550 with AMG package
Question Tire Pressure for 21" wheels
Need suggestions on Tire Pressure for the following:

s500
HRE 943R
21x9 and 21x10.5
255/30 & 285/30
Pirelli P zero nero tires

thanks
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Old 02-07-2010, 08:43 PM
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09 E320 Bluetec
38psi front
40psi rear
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Old 02-12-2010, 01:44 AM
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2004 E320
Originally Posted by sunny_j
38psi front
40psi rear
What is the reasoning behind the high PSI?
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Old 02-12-2010, 05:06 PM
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06 CLK350 -SOLD! 2010 Cadillac SRX Premium Turbo
Originally Posted by sunny_j
38psi front
40psi rear
I run these pressures on a non - MB with 20" same size tires dimensions you have. Mike
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Old 02-14-2010, 09:57 PM
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09 E320 Bluetec
Originally Posted by Merked E320
What is the reasoning behind the high PSI?
firmer ride and less chance of bending rims
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