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Bore x Stroke (mm)
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47.0 x 45.8 mm | 47.0 x 45.8 mm | 47.0 x 45.6 mm | 47.0 x 45.8 mm | 47.0 x 45.6 mm | 47.0 x 45.6 mm | 47.0 x 45.6 mm | 47.0 x 45.6 mm | 47.0 x 45.6 mm |
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Comments
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- | - | - | - | - | - | - | Optional Electronic Power Steering | Electric power steering (EPS). |
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Engine Type
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Single cylinder | Single cylinder | Single cylinder | Single cylinder | Single cylinder | Single cylinder | Single cylinder | Single cylinder, two-stroke | Single cylinder, two-stroke |
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Fuel Control
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- | - | SOHC | - | - | - | - | Single Overhead Cams (SOHC) | Single Overhead Cams (SOHC) |
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Oil Capacity (l)
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- | - | - | - | - | - | 0.70 litres | 0.80 litres ↑ | 0.80 litres |
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Stroke
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2 | 2 | 2 | 4 ↑ | 2 ↓ | 2 | 2 | - | - |
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Engine Detail
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- | - | - | - | - | - | - | reed-valve | Forward-inclined single cylinder, reed valve |
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Wheelbase
|
1,055 mm / 41.5 in. | 1,055 mm / 41.5 in. | 1,054 mm / 41.5 in. | 1,055 mm / 41.5 in. | 1,055 mm / 41.5 in. | 1,055 mm / 41.5 in. | 1,055 mm / 41.5 in. | 1,055 mm / 41.5 in. | 1,055 mm / 41.5 in. |
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Brakes - Front
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Expanding brake | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) |
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Fuel Capacity
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- | - | 4.92 litres / 1.30 gallons | 8.00 litres / 2.11 gallons ↑ | 4.90 litres / 1.29 gallons ↓ | 4.90 litres / 1.29 gallons | 4.90 litres / 1.29 gallons | 5.00 litres / 1.32 gallons ↑ | 5.00 litres / 1.32 gallons |
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Brakes - Rear
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Expanding brake | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) | Expanding brake (drum brake) |
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Suspension - Front
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- | Telescopic fork | Telescopic fork | Telescopic fork | Telescopic forks | Telescopic forks | Telescopic forks | Telescopic fork | Telescopic fork |
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Suspension - Rear
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- | Monocross | Single shock | Monocross | Swingarm (monocross) | Swingarm (monocross) | Swingarm (monocross) | Swingarm | Swingarm |
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Fuel System
|
- | - | Carburettor | Carburettor | Carburettor. Mikuni VM15/1 | Carburettor. Mikuni VM15/1 | Carburettor. Mikuni VM15/1 | Carburettor. VM15 | Carburettor. Mikuni VM15 |
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Colours
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- | Racing blue | Team Yamaha Blue/White | - | - | - | Racing blue | Blue | Blue/white |
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Clutch
|
- | - | - | - | Wet, multiple-disc and automatic | Wet, multiple-disc and automatic | Wet, multiple-disc and automatic | - | Semi-automatic transmission |
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Final Drive
|
- | Chain | Chain | Chain | Chain | Chain | Chain | Belt | Belt |
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Height
|
880 mm / 34.6 in. | 880 mm / 34.6 in. | 879 mm / 34.6 in. ↓ | 880 mm / 34.6 in. ↑ | 880 mm / 34.6 in. | 880 mm / 34.6 in. | 880 mm / 34.6 in. | 880 mm / 34.6 in. | 880 mm / 34.6 in. |
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Length
|
1,540 mm / 60.6 in. | 1,540 mm / 60.6 in. | 1,539 mm / 60.6 in. | 1,540 mm / 60.6 in. | 1,540 mm / 60.6 in. | 1,540 mm / 60.6 in. | 1,540 mm / 60.6 in. | 1,540 mm / 60.6 in. | 1,540 mm / 60.6 in. |
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Tyres - Front
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- | - | 70/100-19 | 70/90-M17 | - | - | -. | 2.50-12 | 2.50-12 |
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Engine Lubrication
|
- | - | - | - | Yamaha Autolube | Yamaha Autolube | Yamaha Autolube | Yamaha Autolube | Separate oil tank |
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Gearbox
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- | 3-speed | 3-speed | 5-speed ↑ | - | - | Automatic | 3-speed | 3-speed |
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Tyres - Rear
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- | - | 90/100-14 | 90/90-M14 | - | - | -. | 3.00-12 | 25/10-12 ↑ |
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Primary Drive
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- | - | - | - | - | - | - | 2WD/4WD/diff-lock. V-belt with all wheel engine braking, H/L/N/R/P. | Yamaha On-Command; 3-way locking differential; 2WD, 4WD, locked 4WD; shaft ↑ |
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Wheel Travel - Front
|
110 mm / 4.3 in. | 110 mm / 4.3 in. | 109 mm / 4.3 in. ↓ | 110 mm / 4.3 in. ↑ | 110 mm / 4.3 in. | 110 mm / 4.3 in. | 110 mm / 4.3 in. | - | 110 mm / 4.3 in. |
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Wheel Travel - Rear
|
95 mm / 3.7 in. | 95 mm / 3.7 in. | 94 mm / 3.7 in. ↓ | 125 mm / 4.9 in. ↑ | 95 mm / 3.7 in. ↓ | 95 mm / 3.7 in. | 95 mm / 3.7 in. | - | 127 mm / 5.0 in. |
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Power-to-Weight Ratio
|
0.0842 HP/kg | 0.0823 HP/kg | - | 0.0823 HP/kg | 0.0775 HP/kg | 0.0823 HP/kg | - | - | - |
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Valve System
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- | 1 | - | - | - | - | - | 4 | 4 |