2011 Mercedes GL-Class Owner's Manual - Page 361
2011 Mercedes GL-Class Manual
Page 361 highlights
Wheel/tire combinations Tires of the same dimensions i BA: Both axles GL 350 BlueTEC GL 450 R19 BA Alloy wheels Offset All-weather tires46, 47 Winter tires All-terrain tires46 8.5 J x 19 H2 2.20 in (56 mm) 275/55 R19 111 H M+S 265/55 R19 109 H M+Si48 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 359 275/55 R19 111 H M+S48 275/55 R19 111 H M+S GL 350 BlueTEC49 GL 450 GL 550 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 R20 BA Alloy wheels Offset All-weather tires46, 50 8.5 J x 20 H2 2.20 in (56 mm) 275/50 R20 109 H M+S MOExtended GL 350 BlueTEC GL 450 R21 BA AMG alloy wheels Offset - All-weather tires46 - 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 47 GL of snow chains not permitted. 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. 50 Tires with run-flat characteristics must only be used in conjunction with an activated tire pressure loss warning system or TPMS. Z Tires and wheels