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					Technical specifications
					
				 | 
			
				| Model: | Speedmaster Roadster | 
			
				| Years: | 2005-06 | 
			
			
					
						| Engine: | Four stroke, parallel twin, DOHC, 4 valves per cylinder | 
			
					
						| Capacity: | 865 cc / 52.8 cu in | 
			
					
						| Bore x Stroke: | 90 x 68 mm | 
			
					
						| Compression Ratio: | 9.2:1 | 
			
					
						| Cooling System: | Air cooled | 
			
					
						| Induction: | 2 x Carburetors with throttle position sensor and electric carburetor heaters | 
			
					
						| Ignition: | Digital inductive type | 
			
					
						| Starting: | Eectric | 
			
					
						| Max Power: | 40.3 kW / 54 hp @ 6750 rpm | 
			
					
						| Max Torque: | 69 Nm / 7.0 kgf-m / 51 ft.-lb @ 4800 rpm | 
			
					
						| Transmission: | 5 Speed | 
			
					
						| Final Drive: | Chain | 
			
					
						| Clutch: | Wet, multi-plate | 
			
					
						| Frame: | Tubular steel cradle. Swingarm: twin-sided, tubular steel | 
			
					
						| Front Suspension: | 41mm Telescopic forks | 
			
					
						| Rear Suspension: | Chromed spring twin shocks with adjustable preload | 
			
					
						| Front Brakes: | 2 x 310 mm Discs, 2 piston calipers | 
			
					
						| Rear Brakes: | Single 285 mm disc, 2 piston caliper | 
			
					
						| Front Tyre: | 110/80-18 | 
			
					
						| Rear Tyre: | 170/80-15 | 
			
					
						| Seat Height: | 719 mm / 28.3 in | 
			
					
						| Dry Weight: | 229 kg / 504 lbs | 
			
					
						| Fuel Capacity: | 16.6 Litres / 4.4 US gal / 3.65 Imp gal |