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WR400FN 2000

 

Engine
Configuration	Liquid-cooled, 4-stroke, DOHC, 5-valve, single	Lubrication	Dry Sump, 1.7 L
Bore & Stroke	92.0 x 60.1 mm	Ignition
Capacity	399 cc	Charging system
Compression Ratio	12.5:1	Starter	Kick starter
Max Power		Transmission
Max Torque		Gearbox	1st 2.417 2nd 1.733 3rd 1.313 4th 1.050 5th 0.840
Fuel	Keihin FCR39H/1	Clutch	Wet multiplate
Chassis
Frame		Wheels
Dimensions	Weight: 113 kg dry Wheelbase: 1490 mm Length: 2191 mm Seat Height: 998 mm Ground Clearance: 373 mm	Tyres	90/90-21 54R 130/90-18 65R
Front Suspension	43mm Kayaba inverted forks,  compression & rebound adjustable, 300mm travel.	Brakes	Front: Single disc 245mm Rear: disc 220mm
Rear suspension	Swingarm,  Kayaba monoshock, 315 mm travel	Fuel Capacity	8 litres
Performance
Top Speed		Changes from previous model	FCR carb, crank web, valve springs, cdi box, gearbox ratios. Seat, tank and shrouds from YZ426F. New frame, shorter wheelbase, upgraded suspension f & r.
Acceleration		Instruments	WR400FN Instruments Yamaha WR400FN Instruments

Yamaha WR400FN 2000 Yamaha WR400FN 2000