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					Technical specifications
					
				 | 
			
				| Model: | WR 426F | 
			
				| Years: | 2001-02 | 
			
			
					
						| Engine: | Four stroke, single cylinder, DOHC, 5 valve | 
			
					
						| Capacity: | 449 cc / 25.9 cu-in | 
			
					
						| Bore x Stroke: | 95 x 60.1 mm | 
			
					
						| Cooling System: | Lliquid cooled | 
			
					
						| Compression Ratio: | 12.5:1 | 
			
					
						| Induction: | 39mm Keihin FCR39H carburetor | 
			
					
						| Ignition: | Digital CDI | 
			
					
						| Starting: | Kick | 
			
					
						| Max Power: | 58.1 hp / 42.4 kW @ 9000 rpm | 
			
					
						| Max Torque: | 49 Nm @ 7000 rpm | 
			
					
						| Transmission: | 5 Speed | 
			
					
						| Final Drive: | Chain | 
			
					
						| Front Suspension: | 46mm Kayaba inverted telescopic forks compression and rebound damping adjustable | 
			
					
						| Front Wheel Travel: | 300 mm / 11.8 in | 
			
					
						| Rear Suspension: | Fully adjustable Kayaba single shock, 315mm wheel travel, separate high and low speed compression adjustment. | 
			
					
						| Rear Wheel Travel: | 315 mm / 12.4 in | 
			
					
						| Front Brakes: | Single 250mm disc | 
			
					
						| Rear Brakes: | Single 245mm disc | 
			
					
						| Front Tyre: | 80/100-21 | 
			
					
						| Rear Tyre: | 110/90-18 | 
			
					
						| Rake: | 27.2 ° | 
			
					
						| Wheelbase: | 1490 mm / 58.7 in | 
			
					
						| Seat height: | 960 mm / 37.9 in | 
			
					
						| Ground Clearance: | 373 mm / 14.7 in | 
			
					
						| Dry Weight: | 114 kg / 251.3 lbs | 
			
					
						| Fuel Capacity: | 8 Litres / 2.1 US gal |