Pneumatici auto yokohama invernali 275/45 R21 Q
275/45 R21 110V XL 
C 
C 
73 dB
C
C
73 dB
275/45 R21 110W XL
C
B
73 dB
C
B
73 dB
275/45 R21 110W XL
C
B
71 dB
C
B
71 dB
275/45 R21 110W
C
B
C
B
275/45 R21 110V
C
C
C
C
275/45 R21 110Q XL
D
E
72 dB
D
E
72 dB