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PROMOTIONAL
REFERENCE
INDEX
902
STOCKED SIZES: 12-15 means 12 THRU 15
12, 15 means 12 AND 15 only
Continued on the next page
OEM Gearing
Rear Sprockets
Steel Countershaft Sprockets
Application
Year
Rear C/S
Chain/
Links
Alum. Rear
Sizes Stocked
Standard
Sizes
Stocked Pro Only
Sizes
Stocked
YAMAHA
(
cont
’
d
...)
IT 200
‘84-86
44 12 520-106
50-7057__
44,47,49,52,56
50-652__
13
50-7057U__
48,51,52 Pro-Series
RD 200
‘74-76
36 14 428-108
50-732__
11-15,17,18
TW 200
‘87-17
50 14 428-122
50-7033__
47,50
50-733__
12-15
DS6 250
‘68-70
38 14 525-92
50-766__
14-17
DS7 250
‘72
40 15 525-92
50-766__
14-17
DT 1 250
‘68
44 15 520-100
50-7052__
40,44
50-756__
11-17
‘69-70
44 14 520-102
50-7052__
40,44
50-756__
11-17
‘71
39 14 520-100
50-7052__
40,44
50-756__
11-17
DT 1 250 MX 250
‘70
44 14 520-102
50-7052__
40,44
50-756__
11-17
DT 1 250 MX
‘71
39 14 520-100
50-7052__
40,44
50-756__
11-17
DT 2 250
‘72
44 14 520-102
50-7052__
40,44
50-756__
11-17
DT 2 250 MX 250
‘72
51 15 520-106
50-756__
11-17
DT 3 250
‘73
44 14 520-102
50-7052__
40,44
50-756__
11-17
DT 250
‘74-75
47 13 520-104
50-7052__
40,44
50-756__
11-17
‘76
47 14 520-104
50-7052__
40,44
50-756__
11-17
‘77-79
47 14 520-104
50-555__
11-16
IT 250
‘77
46 13 520-104
50-7056__
40-45,48-50,52,54
50-555__
11-16
‘78
46 14 520-104
50-7056__
40-45,48-50,52,54
50-555__
11-16
‘79-80
48 13 520-102
50-7056__
40-45,48-50,52,54
50-555__
11-16
IT 250
‘81-82
50 13 520-108
50-7057__
44,47,49,52,56
50-555__
11-16
50-7057U__
48,51,52 Pro-Series
IT 250
‘83
48 13 520-112
50-7057__
44,47,49,52,56
50-555__
11-16
50-7057U__
48,51,52 Pro-Series
RD 250
‘73-75
40 15 530-92
50-7073__
37,40
50-776__
13-17
SR 250
‘80-82
46 16 520-104
50-755__
13,15
SRX 250
‘87
43 14 520-104
50-7152__
46
TY 250
‘74-77
53 14 428-112
50-7083__
50,55
50-732__
11-15,17,18
TY 250 L
‘84
42 12 520-96
50-445__
12-15
WR 250
‘91-97
52 14 520-116
50-7057__
44,47,49,52,56
50-555__
11-16
50-7057U__
48,51,52 Pro-Series
WR 250 X Supermoto
‘09-11
42 13 520-108
50-7064__
49
50-757__
12-14
WR 250 R
‘09-17
43 13 520-108
50-7064__
49
50-757__
12-14
XV 250 Route 66/Virago/Star
‘88-16
45 16 520-114
50-7058__
40,42
50-755__
13,15
YZF-R3
`15-16
43 14 520-114
50-4058__
42,44,45,48
50-752__
13-15
R3 350
‘69
39 15 530-98
50-7073__
37,40
50-776__
13-17
R5 350
‘70-72
40 15 525-92
50-766__
14-17
RD 350
‘73-75
40 15 530-92
50-7073__
37,40
50-776__
13-17
YR 1 350 (2C 68)
‘67
41 16 530-98
50-7073__
37,40
50-776__
13-17
RZ 350 L, N, S
‘84-86
40 17 520-106
50-7059__
44
50-755__
13,15
TY 350 N
‘85
42 12 520-96
50-445__
12-15
TY 350 S
‘86
35 10 520-92
50-555__
11-16
RT 1 360,
‘70-71
39 14 520-102
50-7052__
40,44
50-756__
11-17
RT 1 MX 360
‘70-71
44 14 520-110
50-7052__
40,44
50-756__
11-17
RT 2 360
‘72
39 15 520-102
50-7052__
40,44
50-756__
11-17
RT 2 MX 360
‘72
51 15 520-106
50-756__
11-17
RT 3 360
‘73
39 15 520-102
50-7052__
40,44
50-756__
11-17
XS 360
‘76-77
40 16 530-100
50-776__
13-17
IT 400
‘76
46 15 520-104
50-7056__
40-45,48-50,52,54
50-555__
11-16
‘77-78
46 15 520-105
50-7056__
40-45,48-50,52,54
50-555__
11-16
‘79
46 14 520-102
50-7056__
40-45,48-50,52,54
50-555__
11-16
SR400
‘15-16
56 19 428-130
50-7068__
50-65
50-736__
18-20
XS 400 Maxim
‘82-83
35 16 530-100
50-745__
16
IT 465
‘81-82
46 14 520-108
50-7057__
44,47,49,52,56
50-555__
11-16
50-7057U__
48,51,52 Pro-Series
IT 490
‘83-84
44 14 520-110
50-7057__
44,47,49,52,56
50-555__
11-16
50-7057U__
48,51,52 Pro-Series
SC 500
‘73-74
51 16 520-106
50-756__
11-17
SR 500
‘78-81
44 16 530-104
50-776__
13-17
TX 500
‘73-74
43 17 530-108
50-7074__
34
50-776__
13-17
XS 500
‘75
43 17 530-108
50-7074__
34
50-776__
13-17
SPROCKETS