Mercedes-Benz 2011 C300 Luxury Sedan Operator's Manual page 301

"Minispare" emergency spare wheel
R17 Wheels
Offset
Tires
Tire pressure
"Minispare" emergency spare wheel
R18 Wheels
Offset
Tires
Tire pressure
Use of snow chains not permitted.
41
42 Canada only.
Only in combination with the Sports package.
44
41
42, 44
C 250
44
C 300
44
C 300 4MATIC
C 350 (all models)
3.5 B x 17 H2
0.79 in (20 mm)
T 125/80 R17 99 M
420 kPa (4.2 bar/61 psi)
41
C 63 AMG
3.5 B x 18
0.79 in (20 mm)
T 125/70 R18 99 M
420 kPa (4.2 bar/61 psi)
Wheel/tire combinations
299
Z