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910
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EBU25960 
SPECIFICATIONS  
EBU2597F 
Dimensions: 
Overall length: 
1700 mm (66.9 in)
Overall width: 
990 mm (39.0 in)
Overall height: 
980 mm (38.6 in)
Seat height: 
685 mm (27.0 in)
Wheelbase: 
1080 mm (42.5 in)
Ground clearance: 
145 mm (5.7 in)
Minimum turning radius: 
2900 mm (114 in) 
Weight: 
With oil and fuel: 
152.0 kg (335 lb) 
Noise and vibration level: 
Noise level (77/311/EEC): 
75.1 dB(A)@3040 r/min
Noise level 40 CFR Part 205 Subpart D (Acceleration): 
73.9 dB(A)
Vibration on seat (EN1032, ISO5008): 
Will not exceed 0.5 m/s 
2
 
Vibration on handlebar (EN1032, ISO5008): 
Will not exceed 2.5 m/s 
2
 
Engine: 
Engine type: 
Air cooled 4-stroke, SOHC
Cylinder arrangement: 
Forward-inclined single cylinder
Displacement: 
124 cm 
3
 
Bore  
×  
 stroke: 
49.0  
×  
 66.0 mm (1.93   
×  
 2.60 in)
Compression ratio: 
9.00 :1
Starting system: 
Electric starter
Lubrication system: 
Wet sump
 
Engine oil: 
Recommended brand: 
YAMALUBE
Type: 
SAE 5W-30, 10W-30, 10W-40, 15W-40, 20W-40 or 20W-
50 
 
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910
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Recommended engine oil grade: 
API service SG type or higher, JASO standard MA
Engine oil quantity:
Periodic oil change: 
1.25 L (1.32 US qt, 1.10 Imp.qt) 
Transmission oil: 
Quantity: 
0.6 L (0.63 US qt, 0.53 Imp.qt) 
Air filter: 
Air filter element: 
Wet element 
Fuel: 
Recommended fuel: 
Regular unleaded gasoline onlyFuel tank capacity: 
7.0 L (1.85 US gal, 1.54 Imp.gal)
Fuel reserve amount: 
1.3 L (0.34 US gal, 0.29 Imp.gal) 
Carburetor: 
Type   
×  
 quantity: 
VM18SH x 1 
Spark plug (s): 
Manufacturer/model: 
NGK/CR7HSA
Spark plug gap: 
0.6–0.7 mm (0.024–0.028 in) 
Clutch: 
Clutch type: 
Dry, centrifugal automatic 
Transmission: 
Primary reduction system: 
Helical gear/spur gear
Primary reduction ratio: 
43/14  
×  
 40/17 (7.226)
Secondary reduction system: 
Chain drive
Secondary reduction ratio: 
32/12 (2.666)
Transmission type: 
V-belt automatic
Operation: 
Centrifugal automatic type
Reverse gear: 
49/14  
×  
 49/15   
×  
 40/17 (26.902)
-20 -10 0
1020 304050 ˚C
SAE 15W-40
SAE 20W-40SAE 20W-50
SAE 10W-40
SAE 5W-30
SAE 10W-30