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Tire Page |
Motorcycle
Tire Dealers | Motorcycle
Tire Sizes
Motorcycle Tire Speed Ratings, Load
Ratings and Motorcycle Tire Size
Designations
|
Front Tires |
|
Rear Tires |
|
metric
|
alpha
|
inch
|
|
metric
|
alpha
|
inch
|
|
80/90 |
MH90 |
2.50/2.75 |
|
110/90 |
MP85 |
4.00/4.75 |
|
90/90 |
MJ90 |
2.75/3.00 |
|
120/90 |
MR90 |
4.50/4.75 |
|
100/90 |
MM90 |
3.25/3.50 |
|
130/80 |
|
5.00/5.10 |
|
120/80 |
|
4.25/4.50 |
|
140/80 |
|
5.50/6.00 |
|
120/90 |
MR90 |
4.25/4.50 |
|
140/90 |
MU90 |
5.50/6.00 |
|
130/90 |
MT90 |
5.00/5.10 |
|
150/80 |
MV85 |
6.00/6.25 |
|
|
|
|
150/90 |
MV85 |
6.00/6.25 |
| |
|
|
|
|
|
|
|
TIRE Speed Rating Chart |
|
Motorcycle Tire Speed Ratings |
Maximum Design/Test
Speed |
|
J Type |
62 |
100 |
|
N Type |
87 |
140 |
|
P Type |
94 |
150 |
|
S Type |
112 |
180 |
|
H Type |
130 |
210 |
|
V Type |
149 |
240 |
|
Z Type |
149+ |
240+ |
|
Tires with 2.00,
2.25 & 2.50 nominal section widths are rated for 75 mph.
|
|
LOAD INDEX (LI) RATING CHART
|
|
LI |
lbs. |
LI |
lbs. |
LI |
lbs. |
LI |
lbs. |
LI |
lbs. |
|
20 |
176 |
33 |
254 |
46 |
375 |
59 |
536 |
72 |
783 |
|
21 |
182 |
34 |
260 |
47 |
386 |
60 |
551 |
73 |
805 |
|
22 |
187 |
35 |
267 |
48 |
397 |
61 |
567 |
74 |
827 |
|
23 |
193 |
36 |
276 |
49 |
408 |
62 |
584 |
75 |
853 |
|
24 |
198 |
37 |
282 |
50 |
419 |
63 |
600 |
76 |
882 |
|
25 |
204 |
38 |
291 |
51 |
430 |
64 |
617 |
77 |
908 |
|
26 |
209 |
39 |
300 |
52 |
441 |
65 |
639 |
78 |
937 |
|
27 |
215 |
40 |
309 |
53 |
454 |
66 |
661 |
79 |
963 |
|
28 |
220 |
41 |
320 |
54 |
467 |
67 |
677 |
80 |
992 |
|
29 |
227 |
42 |
331 |
55 |
481 |
68 |
694 |
81 |
1019 |
|
30 |
234 |
43 |
342 |
56 |
494 |
69 |
716 |
82 |
1047 |
|
31 |
240 |
44 |
353 |
57 |
507 |
70 |
736 |
83 |
1074 |
|
32 |
247 |
45 |
364 |
58 |
520 |
71 |
761 |
84 |
1102 |
How to Read Tire Size Labels
The
load rating corresponds to the total load carrying capacity of the
tire at the speed indicated by
the speed symbol. The Aspect Ratio equals the height divided by the width
times 100.
|
STREET TIRE
SIZE DESIGNATION |
|
METRIC
DESIGNATION |
|
|
|
INCH
DESIGNATION |
|
|
|
ALPHABETICAL DESIGNATION |
|
|
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