Yamaha TT-R90 E Specs
The Yamaha TT-R90 E model is a Minibike, cross bike manufactured by Yamaha . In this version sold from year 2004 , the dry weight is 60.0 kg (132.3 pounds) and it is equiped with a Single cylinder, four-stroke motor. The engine produces a maximum peak output power of 5.49 HP (4.0 kW) @ 5600 RPM and a maximum torque of 6.10 Nm (0.6 kgf-m or 4.5 ft.lbs) @ 6500 RPM . With this drive-train, the Yamaha TT-R90 E is capable of reaching a maximum top speed of . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha TT-R90 E have a frame with front suspension being Telescopic fork and in the rear suspension it is equiped with Swinging arm (monocross) . Stock tire sizes are on the front, and on the rear. As for stopping power, the Yamaha TT-R90 E braking system includes Expanding brake (drum brake) size 95 mm (3.7 inches) at the front and Expanding brake (drum brake) size 110 mm (4.3 inches) at the rear.
Yamaha TT-R90 E General Information
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| Brand |
Yamaha |
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| Model |
Yamaha TT-R90 E |
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| Year |
2004 |
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| Year |
2004 |
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| Category |
Minibike, cross |
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| Factory Warranty (Years / miles) |
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Yamaha TT-R90 E Dimensions, Aerodynamics and weight
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| Frame type |
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| Seat details |
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| Wheelbase |
1,040 mm (40.9 inches) |
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| Length |
1,525 mm (60.0 inches) |
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| Width |
605 mm (23.8 inches) |
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| Height |
865 mm (34.1 inches) |
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| Seat Height |
625 mm (24.6 inches) If adjustable, lowest setting. |
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| Alternate Seat Height |
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| Ground Clearance |
172 mm (6.8 inches) |
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| Trail size |
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| Wheels details |
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| Front Tyres - Rims dimensions |
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| Rear Tyres - Rims dimensions |
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| Front brakes |
Expanding brake (drum brake) |
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| Rear brakes |
Expanding brake (drum brake) |
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| Front Brakes Dimensions - Disc Dimensions |
95 mm (3.7 inches) |
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| Rear Brakes Dimensions - Disc Dimensions |
110 mm (4.3 inches) |
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| Curb Weight (including fluids) |
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| Dry Weight |
60.0 kg (132.3 pounds) |
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| Front Percentage of Weight |
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| Rear Percentage of Weight |
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| Weight-Power Output Ratio : |
0.0915 HP/kg |
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| Fuel Tank Capacity |
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| Reserve Fuel Capacity |
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| Carrying Details and Capacity |
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| Front Suspension |
Telescopic fork |
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| Front Suspension Travel |
110 mm (4.3 inches) |
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| Rear Suspension |
Swinging arm (monocross) |
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| Rear Suspension Travel |
95 mm (3.7 inches) |
Yamaha TT-R90 E Engine and Transmission Technical Data
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| Engine type - Number of cylinders |
Single cylinder, four-stroke |
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| Engine details |
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| Fuel system |
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| Engine size - Displacement - Engine capacity |
89.00 ccm (5.43 cubic inches) |
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| Bore x Stroke |
47.0 x 51.8 mm (1.9 x 2.0 inches) |
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| Compression Ratio |
8.5:1 |
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| Number of valves per cylinder |
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| Camshaft Valvetrain Configuration |
SOHC |
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| Maximum power - Output - Horsepower |
5.49 HP (4.0 kW) @ 5600 RPM |
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| Maximum torque |
6.10 Nm (0.6 kgf-m or 4.5 ft.lbs) @ 6500 RPM |
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| Engine Maximum RPM |
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| Cooling system |
Liquid |
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| Lubrication system |
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| Engine oil capacity |
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| Exhaust system |
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| Gearbox |
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| Transmission type, final drive ratio |
Chain |
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| Clutch type |
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| Driveline |
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Yamaha TT-R90 E Performance
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| Top Speed |
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| Acceleration 0 to 100 km/h (0 to 62 mph) |
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| Acceleration 0 to 400m (1/4 mile) |
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| Recuperation 60 to 140 km/h in highest gear |
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| Fuel Consumption - MPG - Economy - Efficiency |
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| CO2 emissions |
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| Emissions |
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Yamaha TT-R90 E Electrical Systems, Ignition and Equipment
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| Ignition Type |
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| Electrical Details |
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| Starter Type |
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| Instruments |
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| Lights |
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