Pneumatici auto goodyear estive 275/30 R20
275/30 R20 97Y XL 
A 
A 
70 dB
A
A
70 dB
275/30 R20 97Y
A
A
A
A
275/30 R20 97Y RFT
C
B 
72 dB
C
B
72 dB
275/30 R20 97Y XL RFT
C
A
71 dB
C
A
71 dB
275/30 R20 97Y XL RFT
C
B
72 dB
C
B
72 dB
275/30 R20 97Y XL
D
A
73 dB
D
A
73 dB
275/30 R20 97Y XL RFT
C
A
71 dB
C
A
71 dB
275/30 R20 97Y XL RFT
C
B
72 dB
C
B
72 dB
275/30 R20 97Y XL RFT
C
A
71 dB
C
A
71 dB