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EXHAUST
TIRES
TUBES
TIRE
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ACCESSORIES
PITBIKE
GRAPHICS /SEAT
BODY
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CONTROLS
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INTAKE
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OIL FILTERS
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ENGINE
PISTONS
SUSPENSION
DRIVE
CHAIN
SPROCKETS
BRAKES
CHEMICALS
GASCANS
TOOLS
LOCKS
RAMPS /STRAPS
TRAILERS
PROMOTIONAL
REFERENCE
INDEX
x
X X
X
X
91
DIRT TIRES
Metric Size
Metric
Size
Metric
Size
Low
Profile Inch
REAR DIRT TIRES
80/100
80/90
2.50/3.00
110/80 100/90 4.10 3.25/3.50
90/100
110/90 4.10 3.60/4.10
100/100 120/80
4.10 4.00/4.10
110/100 130/80 120/90 4.60 4.00/4.50
120/100 140/80 130/90 5.10 5.00/5.10
150/80
5.60 5.50
* Should not change from
OEM low profile sizing.
Metric Alpha Inch
REAR STREET TIRES
110/90 MN90 3.75/4.25
120/80 MP85 4.50/4.75
120/90 MP85 4.50/4.75
130/70 *
*
130/80 *
5.00/5.10
130/90 MT90 5.00/5.10
140/60 *
*
140/70 *
*
140/80 *
5.50/6.00
140/90 MU90 5.50/6.00
150/70 *
*
150/80 MV85 6.00/6.25
150/90 MV85 6.00/6.25
160/60 *
*
160/70 *
*
160/80 *
*
170/60 *
*
170/80 *
*
180/50 *
*
180/55 *
*
TIRE CONVERSION CHARTS
Metric Alpha
Inch
FRONT STREET TIRES
80/90 MH90 2.50/2.75
90/90 MJ90 2.75/3.00
100/80 MJ90 3.00
100/90 MM90 3.25/3.50
110/70 *
*
110/80 *
3.25/3.50
110/90 MN90 3.75/4.00
120/80 *
*
120/70 *
*
120/80 *
3.75/4.25/4.60
120/90 MR90 4.25/4.50
130/60 *
*
130/70 *
*
130/90 MT90 5.00/5.10
SIZE CONVERSION TABLES:
Use these tables to convert your older style inch size to the new style metric sizing.
THESE REFERENCE CHARTS ARE AS ACCURATE AS THE INFORMATION AVAILABLE TO US.
FOR INFORMATION ON SPECIAL APPLICATIONS, PLEASE CALL US.
STREET TIRES
• Choose the proper tread pattern and compound
• Check width and diameter for proper clearance
• Use D.O.T. tires for riding on public roads
• With a new tire, it is advisable to replace tube
• Check alignment and tire air pressure
• Front and Rear tires should be properly matched
and sized to maintain correct clearance
• Mount tube type or tubeless tires only on the rims
designed for each type of tire
• Before mounting, check for directional arrows on
tire tubes. It is advisable to replace tube
• Before use, check wheel balance, wheel
alignment, and most importantly, tire air pressure
Metric
Size
Replacement
Size
Inch
FRONT DIRT TIRES
60/100 90/80
2.50/2.75
70/100
2.75/3.00
80/100 90/90
3.00
SPEED RATINGS
CODE KM/H (MPH)
J
100 62
K 110 68
L 120 75
M 130 81
N 140 87
P 150 94
Q 160 100
R 170 106
S 180 112
T 190 118
U 200 124
H 210 130
V up to 240 149
Z over 240 149
W 270 168
LOAD INDEX
Index
Kg.
Lbs.
Index
Kg.
Lbs.
Index
Kg.
Lbs.
30
106
234
53
206
454
77
412
908
31
109
240
54
212
467
78
425
937
32
112
245
55
218
490
79
437
963
33
115
254
56
224
494
80
450
992
34
118
260
57
230
507
81
462
1019
35
121
267
58
236
520
82
475
1047
36
125
276
59
243
536
83
487
1074
37
128
282
60
250
551
84
500
1102
38
128
282
61
257
567
85
515
1135
39
136
300
62
265
584
86
530
1168
40
140
309
63
272
600
87
545
1201
41
145
320
64
280
617
88
560
1235
42
150
331
65
290
640
89
580
1279
43
155
342
66
300
661
90
600
1323
44
160
353
67
307
677
45
165
364
68
315
695
46
170
375
69
325
717
47
175
386
70
335
738
48
180
397
71
345
761
49
185
408
72
355
783
50
190
419
73
365
805
51
195
430
74
375
827
52
200
441
75
387
853
53
206
454
76
400
882
TIRES