Yamaha RST90GTY, Service Manual, Page: 210 / 299

87
SPEC
MAINTENANCE SPECIFICATIONS
POWER TRAIN
Item Description
Transmission:
Type V-belt automatic
Engagement speed r/min 2,900 ~ 3,300 r/min (RST90GT “Canada”)
2,800 ~ 3,200 r/min
(RST90GT “Europe”/RST90TF “Europe”)
2,600 ~ 3,000 r/min (RST90TF “Canada”)
Shift r/min 8,000 ~ 8,500 r/min (RST90GT “Canada”/RST90TF
“Europe”)
8,000 ~ 8,750 r/min (RST90GT “Europe”/RST90TF
“Europe”)
Sheave distance 267.0 ~ 270.0 mm (10.51 ~ 10.63 in)
Sheave offset 13.5 ~ 16.5 mm (0.53 ~ 0.65 in)
Secondary sheave free play (clearance) 1.0 ~ 2.0 mm (0.04 ~ 0.08 in)
Secondary sheave clearance 35.0 ~ 35.8 mm (1.38 ~ 1.41 in)
V-belt height (standard) –0.5 ~ 1.5 mm (–0.02 ~ 0.06 in)
V-belt:
Part number/Manufacturer 8DN-17641-01/MITSUBOSHI
Circumference 1,129.0 ~ 1,137.0 mm (44.45 ~ 44.76 in)
Width “A” 34.1 mm (1.34 in)
Wear limit “B” 32.5 mm (1.28 in)
Primary sheave spring:
Part number 90501-601L7
(RST90GT “Canada”/RST90TF “Canada”)
90501-551L3 (RST90GT “Europe”/RST90TF “Europe”)
Color code Pink-Pink-Pink
(RST90GT “Canada”/RST90TF “Canada”)
Blue-Pink-Blue (RST90GT “Europe”/RST90TF “Europe”)
Diameter 59.5 mm (2.34 in)
Wire diameter 6.0 mm (0.236 in)
(RST90GT “Canada”/RST90TF “Canada”)
5.5 mm (0.217 in) (RST90GT “Europe”/RST90TF “Europe”)
Preload 294.00 N (29.98 kgf, 66.09 lbf)
Spring rate 29.40 N/mm (3.00 kgf/mm, 167.87 lbf/in)
(RST90GT “Canada”/RST90TF “Canada”)
19.60 N/mm (2.00 kgf/mm, 111.92 lbf/in)
(RST90GT “Europe”/RST90TF “Europe”)
Number of coils 4.82 (RST90GT “Canada”/RST90TF “Canada”)
4.91 (RST90GT “Europe”/RST90TF “Europe”)
Free length 83.4 mm (3.28 in)
(RST90GT “Canada”/RST90TF “Canada”)
88.4 mm (3.48 in) (RST90GT “Europe”/RST90TF “Europe”)
Set length 73.4 mm (2.89 in)
Primary sheave weight arm:
Part number (with bush) 8HF-17605-00
Weight (without bush and rivets) 81.51 g (2.877 oz)
Additional weight type Rivet