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					Technical specifications
					
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				| Model: | Speed Four | 
			
				| Years: | 2004-06 | 
			
			
					
						| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | 
			
					
						| Capacity: | 599 cc / 36.6 cu in | 
			
					
						| Bore x Stroke: | 68 x 41.3 mm | 
			
					
						| Cooling System: | Liquid cooled | 
			
					
						| Compression Ratio: | 12.5:1 | 
			
					
						| Induction: | Multipoint sequential electronic fuel injection with forced air induction | 
			
					
						| Ignition: | Digital inductive type, via electronic engine management | 
			
					
						| Starting: | Electric | 
			
					
						| Max Power: | 71.4 kW / 98 hp @ 11750 rpm | 
			
					
						| Max Torque: | 55 Nm / 5.6 kg-m / 41 lb-ft @ 8000 rpm | 
			
					
						| Transmission: | 6 Speed | 
			
					
						| Final Drive: | Chain | 
			
					
						| Front Suspension: | 43 mm Forks with dual rate springs and adjustable preload, compression and rebound damping | 
			
					
						| Rear Suspension: | Monoshock with adjustable preload, compression and rebound damping | 
			
					
						| Front Brakes: | 2 x 320 mm Discs, 4 piston calipers | 
			
					
						| Rear Brakes: | Single 220 mm disc, 1 piston caliper | 
			
					
						| Front Tyre: | 120/70 ZR 17 | 
			
					
						| Rear Tyre: | 180/55 ZR 17 | 
			
					
						| Rake: | 24o | 
			
					
						| Trail: | 89.1 mm / 3.5 in | 
			
					
						| Dimensions: | Length 2165 mm / 85.2 in Width 690 mm / 27.2 in Height 1110 mm 43.7 in | 
			
					
						| Wheelbase: | 1395 mm / 54.9 in | 
			
					
						| Seat Height: | 810 mm / 31.9 in | 
			
					
						| Dry Weight: | 170 kg / 375 lbs | 
			
					
						| Wet Weight: | 202 kg / 446 lbs | 
			
					
						| Fuel Capacity: | 18 Litres / 4.8 US gal / 4.0 Imp gal | 
			
					
						| Consumption Average: | 4.8 L/100 km / 20.8 km/l / 49 US mpg / 59 Imp mpg | 
			
					
						| Standing ¼ Mile: | 11.4 sec | 
			
					
						| Top Speed: | 231.4 km/h / 144 mph | 
			
					
						| Review: | Cycle World |