Specifications
80
ESU12468
Dimensions:
Overall length:
RS90GT 2805 mm (110.4 in)
RS90LTGT 3000 mm (118.1 in)
Overall width:
1225 mm (48.2 in)
Overall height:
1160 mm (45.7 in)
Dry weight:
RS90GT 260.0 kg (573 lb)
RS90LTGT 268.0 kg (591 lb)
Ski stance:
1086 mm (42.8 in)
Engine:
Type:
Liquid cooled 4-stroke, 12 valves
Cylinder arrangement:
Backward-inclined parallel 3-cylinder
Displacement:
1049 cm³
Bore
×
stroke:
82.0
×
66.2 mm (3.23
×
2.61 in)
Idling speed:
1250–1350 r/min
Engine oil:
Recommended grade:
API service SG type or higher, JASO
standard MA
Recommended brand:
YAMALUBE
Type:
SAE 0W-30
Fuel injection:
ID mark:
8JA1 00
Fuel:
Type:
REGULAR UNLEADED GASOLINE
ONLY
Minimum pump octane (R+M)/2:
86
Starting system:
Electric starter
Chassis:
Drive track:
Material:
Molded rubber, fiberglass-rod reinforced
Type:
Internal drive type
Width:
381 mm (15.0 in)
Deflection:
30.0–35.0 mm (1.18–1.38 in)
Length on ground:
RS90GT 768 mm (30.2 in)
RS90LTGT 960 mm (37.8 in)
Rear suspension:
Type:
Slide rail suspension
Track sprocket wheel:
Material:
Polyethylene
Number of teeth:
9
Transmission:
Clutch type:
Automatic centrifugal engagement
Overall reduction ratio:
RS90GT 6.02–1.58 :1
RS90LTGT 6.18–1.63 :1
Sheave distance:
267.0–270.0 mm (10.51–10.63 in)
Sheave offset:
13.5–16.5 mm (0.53–0.65 in)
Engagement speed (Subject to change
according to elevation settings.):
3100–3500 r/min
Shift speed [Subject to change according to
elevation settings. Usually achieved after
approximately 800 m (0.5 mi) traveled.]:
8000–8500 r/min
Drive chain type:
Silent chain enclosed in oil bath
Drive chain housing oil:
Type:
SAE 75W or 80W API GL-3 Gear oil
Capacity:
0.25 L (0.26 US qt, 0.22 Imp.qt)
Reverse system:
Yes
Primary reduction ratio:
3.80–1.00 :1
Secondary reduction ratio:
RS90GT 38/24 (1.58)
RS90LTGT 39/24 (1.63)
Secondary reduction ratio [R]:
2.08
U8JA10E0.book Page 80 Tuesday, May 19, 2009 2:37 PM