Mercedes-Benz 2011 C300 Luxury Sedan Operator's Manual page 297

Tires of the same dimensions
i BA: both axles
R16 BA Alloy wheels
Offset
All-weather tires
Winter tires
R17 BA Alloy wheels
Offset
Summer tires
All-weather tires
Winter tires
Winter tires
R18 BA AMG alloy wheels
Offset
Winter tires
Winter tires
Mixed size tires
i FA: front axle, RA: rear axle
34 Not in combination with the Sports package.
35 Canada only.
Tires with run-flat characteristics and only in combination with an activated tire pressure loss warning system
36
or tire pressure monitor.
Use of snow chains not permitted.
37
34, 35
C 250
C 250 4MATIC
7 J x 16 H2
1.69 in (43 mm)
205/55 R16 91 H M+S
205/55 R16 91 H M+Si
C 300
C 300 4MATIC
7.5 J x 17 H2
1.85 in (47 mm)
36 225/45 R17 91 W
MOExtended
225/45 R17 91 H M+S
225/45 R17 91 H
M+Si
36 225/45 R17 91 H
M+SiMOExtended
C 63 AMG
8 J x 18 H2
1.77 in (45 mm)
225/40 R18 92 H XL M+Si
37 235/40 R18 95 V XL M+Si
Wheel/tire combinations
35
35
C 350
C 350 4MATIC
7.5 J x 17 H2
1.85 in (47 mm)
—
—
225/45 R17 91 H
M+Si
—
295
35
Z