SPEED SYMBOL - Maximum Speed - Velocità massima
Speed Symbol	MPH (Miles per hours)	Km/h
J	62 MPH	99,82
K	68 MPH	109,48
L	75 MPH	120,75
M	81 MPH	130,41
N	87 MPH	140,07
P	93 MPH	149,73
Q	99 MPH	159,39
R	106 MPH	170,66
S	112 MPH	180,32
T	118 MPH	189,98
U	124 MPH	199,64
H	130 MPH	209,3
V	149 MPH	239,89
W	168 MPH	270,48
Y	186 MPH	299,46

LOAD INDEX - COEFFICIENTI DI PORTANZA
L.I.	lb.	Kg.	L.I.	lb.	Kg.	L.I.	lb.	Kg.
33	254	115,21	49	408	185,07	65	639	289,85
34	260	117,94	50	419	190,06	66	661	299,83
35	267	121,11	51	430	195,05	67	677	307,09
36	276	125,19	52	441	200,04	68	694	314,80
37	282	127,92	53	454	205,93	69	716	324,78
38	291	132,00	54	467	211,83	70	739	335,21
39	300	136,08	55	481	218,18	71	761	345,19
40	309	140,16	56	494	224,08	72	783	355,17
41	320	145,15	57	507	229,98	73	805	365,15
42	331	150,14	58	520	235,87	74	827	375,13
43	342	155,13	59	536	243,13	75	853	386,92
44	353	160,12	60	551	249,93	76	882	400,08
45	364	165,11	61	567	257,19	77	908	411,87
46	375	170,10	62	584	264,90	78	937	425,02
47	386	175,09	63	600	272,16	79	963	436,82
48	397	180,08	64	617	279,87	80	992	449,97

Tabella di conversione misure

FRONT TIRES – GOMME ANTERIORI
Metric	Alpha	Inch
80/90	MH90	2.50 to 2.75
90/90	MJ90	2.75 to 3.00
100/90	MM90	3.25 to 3.50
110/90	MN90	3.75 to 4.00
120/90	MR90	4.25 to 4.50
130/90	MT90	5.00 to 5.10

REAR TIRES – GOMME POSTERIORI
Metric	Alpha	Inch
110/90	MP85	4.00 to 4.25
120/90	MR90	4.50 to 4.75
130/90	MT90	5.00 to 5.10
140/90	MU85/MU90	5.50 to 6.00
150/80	MV85	6.00 to 6.25
150/90	MV85	6.00 to 6.25