Pneumatici auto hankook estive 255/40 R18
255/40 R18 99Y XL 
C 
A 
73 dB
C
A
73 dB
255/40 R18 99W XL
B
A 
69 dB
B
A
69 dB
255/40 R18 99Y XL RFT
B
B
69 dB
B
B
69 dB
255/40 R18 99Y XL RFT
B
A
70 dB
B
A
70 dB
255/40 R18 99W XL
B
A
69 dB
B
A
69 dB