Pneumatici auto michelin 285/40 R20 W
285/40 R20 108Y XL 
B 
B 
71 dB
B
B
71 dB
285/40 R20 108Y XL
C
A
70 dB
C
A
70 dB
285/40 R20 108W XL
A
B 
74 dB
A
B
74 dB
285/40 R20 111Y XL
B
75 dB
B
75 dB
285/40 R20 111Y
D
B
75 dB
D
B
75 dB