Mercedes-Benz 2011 R-Class Operator's Manual page 348

Wheel/tire combinations
346
R20 BA Alloy wheels
Offset
AMG alloy wheels
Offset
All-weather tires
Winter tires
Spare tire
i
Vehicles with MOExtended tires (tires with run-flat characteristics) are not equipped with
TIREFIT at the factory.
i The R 350 BlueTEC is not equipped with an emergency spare wheel.
i
The prescribed tire pressure is also given on a yellow label on the emergency spare wheel.
Collapsible emergency spare wheel
R18 Wheels
Offset
Tires
Tire pressure
48 Use of snow chains not permitted.
44 Not available as standard equipment or optional equipment at the factory.
49 Use of snow chains not permitted.
R 350
8.5 J x 20 H2
2.36 in (60 mm)
8.5 J x 20 H2
2.36 in (60 mm)
48 265/45 R20 108 H XL M+S
44, 48 265/45 R20 108 H XL M+Si
49
R 350
6.5 B x 18 H2
1.58 in (40 mm)
195/75-18 106 P
300 kPa (3.0 bar/44 psi)