Mercedes-Benz 2011 GL-Class Operator's Manual page 361

Tires of the same dimensions
i
BA: Both axles
R19 BA Alloy wheels
Offset
All-weather
46, 47
tires
Winter tires
All-terrain tires
R20 BA Alloy wheels
Offset
All-weather
46, 50
tires
R21 BA AMG alloy wheels
Offset
All-weather tires
Spare wheel
i Vehicles with MOExtended tires (tires with run-flat characteristics) are not equipped with
TIREFIT at the factory.
i The GL 350 BlueTEC is not equipped with an emergency spare wheel.
46 Use of snow chains not permitted.
47 GL 350 BlueTEC: Canada only.
48 GL 350 BlueTEC (USA only): standard tires without run-flat characteristics. Retrofitting a TIREFIT kit is
recommended.
49 USA only.
Tires with run-flat characteristics must only be used in conjunction with an activated tire pressure loss
50
warning system or TPMS.
GL 350 BlueTEC
GL 450
8.5 J x 19 H2
2.20 in (56 mm)
275/55 R19 111 H M+S
265/55 R19 109 H
48
M+Si
46
275/55 R19 111 H M+S
GL 350 BlueTEC
GL 450
8.5 J x 20 H2
2.20 in (56 mm)
275/50 R20 109 H M+S
MOExtended
GL 350 BlueTEC
GL 450
—
46 —
Wheel/tire combinations
GL 550
8.5 J x 19 H2
2.20 in (56 mm)
275/55 R19 111 H M+S
265/55 R19 109 H
M+Si
48 275/55 R19 111 H M+S
GL 550
49
8.5 J x 20 H2
2.20 in (56 mm)
275/50 R20 109 H M+S
MOExtended
GL 550
10 J x 21 H2
1.46 in (37 mm)
295/40 R21 111 V XL
M+S
359
Z