Yamaha SXV70SJ Supplementary Service Manual - Insp
–16–
GEAR SELECTION
INSP
ADJ
A
B
C
D
E
F
G
Driven gear
A
B
Drive gear
A
B
C
D
E
F
G
H
I
A
B
Seat
Sheave
1
Chain and sprocket part number
Parts name
Teeth & links
Parts no.
Standard
18 teeth
8DW-17682-80
19 teeth
8DW-17682-90
Drive sprocket
20 teeth
8DW-17682-00
VT70J (EUR)
Drive s rocket
21 teeth
8DW-17682-10
22 teeth
8DW-17682-20
SXV70SJ/ VT70J (U.S.A, CAN)
23 teeth
8DW-17682-30
37 teeth
8DW-47587-70
Driven sprocket
38 teeth
8DW-47587-80
SXV70SJ
Driven s rocket
39 teeth
8FB-47587-90
VT70J
40 teeth
8DW-47587-00
Chain
68 links
94890-09068
SXV70SJ/ VT70J (EUR)
Chain
70 links
94890-09070
VT70J (U.S.A, CAN)
2
Gear ratio
18 teeth 19 teeth 20 teeth 21 teeth 22 teeth 23 teeth
18 teeth 19 teeth 20 teeth 21 teeth 22 teeth 23 teeth
37 teeth
1.76
1.68
1.61
37 teeth
68 links
68 links
68 links
38 teeth
1.90
1.81
1.73
1.65
38 teeth
68 links
68 links
68 links
70 links
39 teeth
2.17
2.05
1.95
1.86
1.77
1.70
39 teeth
68 links
68 links
68 links
68 links
70 links
70 links
40 teeth
2.22
2.11
2.00
1.91
1.82
1.74
40 teeth
68 links
68 links
68 links
70 links
70 links
70 links
3
Secondary sheave spring
Part no.
Spring rate
(torsion)
N
Smm/rad
(kg
Smm/rad)
Springrate
(compression)
N / mm (kg / mm)
(lb / in)
Color
Wire
gauge
mm (in)
No. of
coils
Free
length
mm (in)
Outside
diameter
mm (in)
Standard
90508-500B1
6003 (613)
6.2 (0.63), 35.28
Brown
5.0 (0.196)
5.19
75 (2.95)
69.5 (2.736)
90508-536A9
7147 (729)
7.3 (0.74), 41.44
Red
5.3 (0.209)
5.53
75 (2.95)
69.5 (2.736)
SXV70SJ
90508-556A2
8314 (848)
8.5 (0.87), 48.72
Green
5.5 (0.216)
5.53
75 (2.95)
69.5 (2.736)
VT70J
90508-556A7
9460 (965)
10.21 (1.04), 58.24
Silver
5.5 (0.216)
4.86
75 (2.95)
69.5 (2.736)
4
Secondary spring twist angle
90508-500B1 (brown) / 90508-536A9 (red) / 90508-556A2 (green) / 90508-556A7 (silver)
0
3
6
9
1
10
_
40
_
70
_
100
_
2
20
_
50
_
80
_
110
_
3
30
_
60
_
90
_
120
_