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Yamaha WR 400F (1998-00) technical specifications

Yamaha WR 400F technical specifications

Yamaha WR 400F is produced in 1998-00. Engine is Four stroke, single cylinder, DOHC, 5 valve, displacement 399 cc / 24.3 cu-in , produces power 48 hp / 35.3 kW @ 8000 rpm and 39 Nm / @ 7500 rpm. Yamaha WR 400F weighs 114 kg / 251.3 lbs. Yamaha WR 400F has 4 photos.

Technical specifications

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Model: WR 400F
Years: 1998-00
Engine: Four stroke, single cylinder, DOHC, 5 valve
Capacity: 399 cc / 24.3 cu-in
Bore x Stroke: 92.0 x 60.1mm
Cooling System: Lliquid cooled
Compression Ratio: 12.5:1
Induction: Keihin 39mm FCR, accelerator pump, throttle positioning sensor
Ignition: CDI
Starting: Kick
Max Power: 48 hp / 35.3 kW @ 8000 rpm
Max Torque: 39 Nm / @ 7500 rpm
Transmission: 5 Speed
Final Drive: Chain
Gear Ratio: 1st 2.416:1 2nd 1.733:1 3rd 1.312:1 4th 1.050:1 5th 0.840:1es)
Front Suspension: Inverted 46mm Kayaba forks with
Front Wheel Travel: 300 mm / 11.8 in
Rear Suspension: Monocross Kayaba
Rear Wheel Travel: 315 mm / 12.4 in
Front Brakes: Single 245mm disc 4 piston caliper
Rear Brakes: Single 220mm disc 2 piston caliper
Front Tyre: 80/100-21
Rear Tyre: 110/100-18
Rake: 27.2 °
Wheelbase: 1480 mm / 58.3 in
Seat height: 991 mm / 39.0 in
Ground Clearance: 373 mm / 14.7 in
Dry Weight: 114 kg / 251.3 lbs
Fuel Capacity: 8 Litres / 2.1 US gal

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