The Yamaha XJ900F is a motorcycle produced between 1990 and 1993. It has an air-cooled, four-stroke, transverse four-cylinder engine with a capacity of 891cc and a bore x stroke of 68.5 x 60.5mm. It features a maximum power of 98hp at 9000rpm and a maximum torque of 81 Nm at 7000rpm. The bike is equipped with a wet, 6-spring clutch and a 5-speed transmission with final drive via a shaft. The bike has a steel tubular frame and is fitted with a 37mm telescopic front fork and a twin-shock swingarm rear suspension. Braking is provided by 2x267mm discs at the front and a single 267mm disc at the rear. The bike has a rake of 27 degrees and a trail of 120mm. It measures 2260mm in length, has a wheelbase of 1480mm, and a seat height of 780mm. The bike weighs 244kg with a fuel capacity of 22 litres. It has an average fuel consumption of 44.1 mph and can reach a top speed of 193.1 km/h. The Yamaha XJ900F has a standing 1/4 mile time of 12.1 seconds at a speed of 175.4 km/h.
Technical specifications:
Make Model: Yamaha XJ 900F
| Year | 1990 – 93 |
|---|---|
| Engine | Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder. |
| Capacity | 891 cc / 54.3 cu-in |
| Bore x Stroke | 68.5 x 60.5 mm |
| Cooling System | Air cooled |
| Compression Ratio | 9.6:1 |
| Induction | 4x Mikuni BS36 |
| Ignition | CDI |
| Starting | Electric |
| Max Power | 98 hp / 72 kW @ 9000 rpm |
| Max Torque | 81 Nm / @ 7000 rpm |
| Clutch | Wet, 6 springs |
| Transmission | 5 Speed |
| Final Drive | Shaft |
| Frame | Steel tubular |
| Front Suspension | 37mm Telescopic fork |
| Rear Suspension | Twin shock, Swingarm |
| Front Brakes | 2x 267mm discs |
| Rear Brakes | Single 267mm disc, |
| Front Tyre | 100/90-18 |
| Rear Tyre | 120/90-18 |
| Rake | 27 degrees |
| Trial | 120 mm / 4.5 in |
| Length | 2260 mm / 88.9 in |
| Wheelbase | 1480 mm / 58.2 in |
| Seat Height | 780mm / 30.7 in |
| Ground clearance | 145mm / 5.7 in |
| Wet Weight | 244 kg / 537.9 lbs |
| Fuel Capacity | 22 Litres / 5.8 US gal |
| Consumption Average | 44.1 mph |
| Standing 1/4 Mile | 12.1 sec / 175.4 km/h |
| Top Speed | 193.1 km/h |
