Pneumatici auto continental estive 235/55 R18 Y
235/55 R18 104Y XL 
D 
B 
72 dB
D
B
72 dB
235/55 R18 100Y
B
A
71 dB
B
A
71 dB
235/55 R18 104Y XL
C
A
72 dB
C
A
72 dB
235/55 R18 104Y XL
C
A
72 dB
C
A
72 dB
235/55 R18 100Y
D
B
71 dB
D
B
71 dB