Pneumatici auto pirelli invernali 305/30 R21 V
305/30 R21 100V 
C 
B 
73 dB
C
B
73 dB
305/30 R21 104W XL
C
A 
72 dB
C
A
72 dB
305/30 R21 104W XL
C
B
69 dB
C
B
69 dB
305/30 R21 104W
C
B
C
B
305/30 R21 104W XL
C
B
69 dB
C
B
69 dB
305/30 R21 100V
D
B
72 dB
D
B
72 dB