Every tire has its own identity card on the sidewalls that is useful if you know how to decrypt it. These markings provide information on the technical characteristics of tires and their performance.
Symbol indicates the position of the wear indicator. On Michelin tires, the Michelin Man figure shows where these indicators are located.
Tire without inner tube.
This indicates the maximum weight that each tire is able to support.
In this example, the load index is 96, which corresponds to 710 kg. N.B: The letter C or the words "Reinf" (Reinforced) or "Extra Load" specified after the dimensions mean that the load index is higher.
Load index | Weight in kg |
---|---|
20 | 80 |
22 | 85 |
24 | 85 |
26 | 90 |
28 | 100 |
30 | 106 |
31 | 109 |
33 | 115 |
35 | 121 |
37 | 128 |
40 | 136 |
41 | 145 |
42 | 150 |
44 | 160 |
46 | 170 |
47 | 175 |
48 | 180 |
50 | 190 |
51 | 195 |
52 | 200 |
53 | 206 |
54 | 213 |
55 | 218 |
58 | 236 |
59 | 243 |
60 | 250 |
61 | 257 |
62 | 265 |
63 | 272 |
64 | 280 |
65 | 290 |
66 | 300 |
67 | 307 |
68 | 315 |
69 | 325 |
70 | 335 |
71 | 345 |
72 | 355 |
73 | 365 |
74 | 375 |
75 | 387 |
76 | 400 |
77 | 412 |
78 | 425 |
79 | 437 |
80 | 450 |
81 | 462 |
82 | 475 |
83 | 487 |
84 | 500 |
85 | 515 |
86 | 530 |
87 | 545 |
88 | 560 |
89 | 580 |
90 | 600 |
91 | 615 |
92 | 630 |
93 | 650 |
94 | 670 |
95 | 690 |
96 | 710 |
97 | 730 |
98 | 750 |
99 | 775 |
100 | 800 |
101 | 825 |
102 | 850 |
103 | 875 |
104 | 900 |
105 | 925 |
106 | 950 |
107 | 975 |
108 | 1000 |
109 | 1030 |
110 | 1060 |
111 | 1090 |
112 | 1120 |
113 | 1150 |
114 | 1180 |
115 | 1215 |
116 | 1250 |
117 | 1285 |
118 | 1320 |
119 | 1360 |
120 | 1400 |
Indicates the maximum speed at which the tire can run continuosly. In this example, the V index is for speeds of up to 240 km/h.
Speed index | Maximum speed km/h |
---|---|
Q | 160 |
R | 170 |
S | 180 |
T | 190 |
U | 200 |
H | 210 |
VR | >210 |
V | 240 |
ZR | >240 |
W | 270 |
Y | 300 |
Width of the tire (in millimeters).
Report in % between the height of the sidewall and the width of the tire. In this example, 35 indicates that the height of the sidewalls is 35% of the width.
R = radiale structure.
Inner diameter: the diameter of the tire in inches (1 inch = 2.54cm). This is the diameter of the wheel rim.
Name of the tire range.
The external sidewall.
(Mud+Snow). shows that it is a snow tire, although performance in winter conditions has not been tested.
3 Peaks Mountain Snow Flake. Shows that the tire has been designed for snowy road conditions and its performance has been confirmed through testing.
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