Mercedes-Benz 2013 SL Operator's Manual page 574

Wheel and tire combinations
572
Tires
SL 550
Summer tires
R18
Tires
FA: 255/40 R18 95 Y
RA: 285/35 R18 97 Y
FA: 255/40 R18 95 Y MOExtended
RA: 285/35 R18 97 Y MOExtended
R19
Tires
FA: 255/35 R19 96 Y XL
RA: 285/30 R19 98 Y XL
FA: 255/35 R19 96 Y XL MOExtended
RA: 285/30 R19 98 Y XL MOExtended
FA: 255/35 R19 96 Y XL
RA: 285/30 R19 98 Y XL
FA: 255/35 R19 96 Y XL MOExtended
RA: 285/30 R19 98 Y XL MOExtended
3 The use of snow chains is not permitted. Observe the notes in the "Snow chains" section.
MOExtended tires (tires featuring run-flat characteristics) only in combination with an activated tire pressure
4
loss warning system or tire pressure monitor.
3
4
3, 4
3
4
3, 4
3
4
3, 4
Alloy wheels
FA: 8.5 J x 18 H2
Wheel offset: 1.40 in (35.5 mm)
RA: 9.5 J x 18 H2
Wheel offset: 1.87 in (47.5 mm)
FA: 8.5 J x 18 H2
Wheel offset: 1.40 in (35.5 mm)
RA: 9.5 J x 18 H2
Wheel offset: 1.87 in (47.5 mm)
Alloy wheels
FA: 8.5 J x 19 H2
Wheel offset: 1.40 in (35.5 mm)
RA: 9.5 J x 19 H2
Wheel offset: 1.87 in (47.5 mm)
FA: 8.5 J x 19 H2
Wheel offset: 1.40 in (35.5 mm)
RA: 9.5 J x 19 H2
Wheel offset: 1.87 in (47.5 mm)
FA: 8.5 J x 19 H2
Wheel offset: 1.40 in (35.5 mm)
RA: 9.5 J x 19 H2
Wheel offset: 1.89 in (48 mm)
FA: 8.5 J x 19 H2
Wheel offset: 1.40 in (35.5 mm)
RA: 9.5 J x 19 H2
Wheel offset: 1.89 in (48 mm)