Mercedes-Benz CLA Operator's Manual page 346

Wheel and tire combinations
344
R 19
Tires
BA: 235/35 ZR19 91 Y XL
Winter tires
R 18
Tires
BA: 215/45 R18 93 V XL M+Si
BA: 235/40 R18 95 V XL M+S i
Use of snow chains not permitted. Observe the notes in the section on snow chains.
4
4
4
Wheels
BA: 8.0 J x 19 H2
Wheel offset: 1.89 in (48 mm)
Wheels
BA: 7.5 J x 18 H2
Wheel offset: 1.67 in (42.5 mm)
BA: 8.0 J x 18 H2
Wheel offset: 1.89 in (48 mm)