2009 Mercedes CLS-Class Owner's Manual - Page 342

Technical data Rims and tires Spare wheel ! Compare the recommended tire inflation pressure for your vehicle with the tire inflation pressure on the yellow label located on the spare wheel rim. If the tire inflation pressure on the yellow label on the spare wheel rim differs from the values given in this Operator's Manual, inflate the tire to the recommended tire inflation pressure given on the yellow label on the spare wheel rim. i Please note that the tire inflation pressure of the spare wheel differs from the tire inflation pressure of the road tires. Model Rim (light alloy) Wheel offset Minispare tire26 Collapsible tire26 Recommended tire inflation pressure CLS 550 CLS 550 (AMG Sport Package) 4.0 B x 17 H2 1.34 in (34 mm) T 155/70 R17 110M - 61 psi (4.2 bar) CLS 63 AMG 6.0 B x 18 H2 0.98 in (25 mm) - 175/55-18 95P 51 psi (3.5 bar) CLS 63 AMG (Performance Package) 6.5 B x 19 H2 0.55 in (14 mm) - 175/50-19 97P 51 psi (3.5 bar) 26 Must not be used with snow chains. 340