YAMAHA
Yamaha Shock Application Chart Suspension
YAMAHA
Year
Model
Seal Head
Bumper
Bladder
Seal
Dust seal
Bushing
88-90
YZ490
21-1109
21-1510
83-87
YZ490
21-1109
21-1510
82
YZ490
21-1107
21-1530
16-17
YZ450FX
21-1115
21-1520
21-1221
21-1310
21-1411
10-17
YZ450F
21-1115
21-1520
21-1221
21-1310
21-1411
06-09
YZ450F
21-1114
21-1530
21-2033
21-1320
21-1420
05
YZ450F
21-1113
21-1520
21-1221
21-1310
21-1411
03-04
YZ450F
21-1112
21-1520
21-1600
21-1221
21-1310
21-1411
00-02
YZ426F
21-1112
21-1520
21-1600
21-1221
21-1310
21-1411
98-99
YZ400F
21-1111
21-1520
21-1600
21-1220
21-1310
21-1411
16-17
YZ250X
21-1115
21-1520
21-1221
21-1310
21-1411
06-17
YZ250
21-1114
21-1530
21-1230
21-1320
21-1420
05
YZ250
21-1113
21-1520
21-1221
21-1310
21-1411
00-04
YZ250
21-1112
21-1520
21-1600
21-1221
21-1310
21-1411
93-99
YZ250
21-1111
21-1520
21-1600
21-1220
21-1310
21-1411
89-92
YZ250
21-1104
21-1520
83-88
YZ250
21-1109
21-1510
15-17
YZ250FX
21-1115
21-1520
21-1221
21-1310
21-1411
14-17
YZ250F
21-1115
21-1520
21-1221
21-1310
21-1411
12-13
YZ250F
21-1117
21-1520
21-1221
21-1310
21-1411
10-11
YZ250F
21-1116
21-1530
21-1230
21-1320
21-1420
06-09
YZ250F
21-1114
21-1530
21-1230
21-1320
21-1420
05
YZ250F
21-1113
21-1520
21-1221
21-1310
21-1411
01-04
YZ250F
21-1112
21-1520
21-1600
21-1221
21-1310
21-1411
06-17
YZ125
21-1114
21-1530
21-1230
21-1320
21-1420
05
YZ125
21-1113
21-1520
21-1221
21-1310
21-1411
00-04
YZ125
21-1112
21-1520
21-1600
21-1221
21-1310
21-1411
93-99
YZ125
21-1111
21-1520
21-1600
21-1220
21-1310
21-1411
89-92
YZ125
21-1104
21-1500
21-1600
86-88
YZ125
21-1109
21-1510
84-85
YZ125
21-1500
21-1200
83
YZ125
21-1109
21-1510
91-93
WR500
21-1104
21-1520
03-05
WR450F
21-1111
21-1520
21-1600
06-16
WR450F
21-1111
21-1520
21-1600
21-1221
21-1310
21-1411
01-02
WR426F
21-1111
21-1520
21-1600
21-1221
21-1310
21-1411
98-00
WR400F
21-1111
21-1520
21-1600
21-1220
21-1310
21-1411
01-05
WR250F
21-1111
21-1520
21-1600
21-1221
21-1310
21-1411
06-14
WR250F
21-1111
21-1520
21-1600
21-1221
21-1310
21-1411
15-16
WR250F
21-1115
21-1520
21-1221
21-1310
21-1411
94-97
WR250
21-1111
21-1520
21-1600
89-93
WR250
21-1104
21-1520
92
WR200
21-1109
21-1510
83-86
TT600
21-1109
21-1510
85-92
XT600
21-1109
21-1510
09-12
YFZ450R
21-1111
21-1520
87-02
BANSHEE 350
21-1510
88-02
BLASTER 200
21-1510
86-02
WARRIOR
21-1510
83-84
IT250/490
21-1109
21-1510
86-88
TT350
21-1500
21-1200
84-86
IT200
21-1500
21-1200
02-12
YZ85
21-1102
21-1510
95-01
YZ80
21-1102
21-1510
81-94
YZ80
21-1500
21-1205
85-87
YZ80
21-1500
21-1200
77-81
YZ125/250/400/465
21-1510
77-82
IT175/250/425/465
21-1510
SHOCK SEAL HEAD SPECIFICATIONS
A – Inside Diameter (shock shaft diameter)
B – Outside Diameter (shock body diameter)
C – Overall Height (includes dust seal & top out bumper)
D – Installed Height (bottom of clip groove to bumper)
PART #
A
B
C
D
21-1102
14mm
40mm
34mm
21mm
21-1103
14mm
44mm
38mm
23mm
21-1104
16mm
44mm
36mm
24mm
21-1105
16mm
44mm
42mm
28mm
21-1108
14mm
40mm
34mm
20mm
21-1109
14mm
46mm
31mm
19mm
21-1110
16mm
46mm
33mm
21mm
21-1111
16mm
46mm
37mm
24mm
21-1112
16mm
46mm
20mm *
21-1113
16mm
46mm
20mm *
21-1114
18mm
46mm
20mm *
21-1115
16mm
50mm
22.5mm *
* Does not include thickness of bumper.
Seals
21-1200
12mm seal KYB
21-1205
12.5mm seal KYB
21-1206
12.5mm seal SHOWA
21-1210
14mm seal KYB
21-1211
14mm seal SHOWA
21-1212
14mm seal SHOWA
21-1220
16mm seal KYB
21-1221
16mm seal KYB
21-1222
16mm seal SHOWA
21-1230
18mm seal KYB
Bushing
21-1400
14mm x 11.8mm long
21-1401
14mm x 14.8mm long
21-1410
16mm x 11.8mm long
21-1411
16mm x 14.8mm long
21-1420
18mm x 14.8mm long
21-1421
18mm x 15mm long