Mercedes-Benz C-Class 2009 Owners Manual - Manual (Page 386)

Rims and tires
384
Mixed size tires
Model C 230 Sport 31
C 230 4MATIC Sport 31
C 300 31
C 300 Sport 32
C 300 4MATIC 31
C 300 4MATIC Sport 32
C 350 31
C 350 Sport 32
C 350 4MATIC 31
Front axle Rims (light alloy) 7.5 J x 17 H2 —
AMG rims (light alloy) — 7.5 J x 17 H2
Wheel offset 1.85 in (47 mm) 1.85 in (47 mm)
All-season tires 33 225/45 R17 91H M+S 225/45 R17 91H M+S
Rear axle Rims (light alloy) 8.5 J x 17 H2 —
AMG rims (light alloy) — 8.5 J x 17 H2
Wheel offset 2.28 in (58 mm) 2.28 in (58 mm)
All-season tires 33,34 245/40 R17 91H M+S 245/40 R17 91H M+S
31 Canada only.
32 USA only.
33 Radial-ply tires.
34 Must not be used with snow chains.
Technical data