Pneumatici auto pirelli invernali 275/35 R21 W
275/35 R21 103W XL 
D 
B 
69 dB
D
B
69 dB
275/35 R21 103W XL
C
B 
73 dB
C
B
73 dB
275/35 R21 103W XL
C
A
70 dB
C
A
70 dB
275/35 R21 103W XL
C
A
70 dB
C
A
70 dB