Yamaha WR 400F (1998-00) 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