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					Technical specifications
					
				 | 
			
				| Model: | DR 500S | 
			
				| Years: | 1983-85 | 
			
			
					
						| Engine: | Four stroke, single cylinder, SOHC, 4 valves, TSCC | 
			
					
						| Capacity: | 498 cc / 30.4 cu in | 
			
					
						| Bore x Stroke: | 88 x 82 mm | 
			
					
						| Compression Ratio: | 8.9:1 | 
			
					
						| Cooling System: | Air cooled | 
			
					
						| Lubrication System: | Wet sump | 
			
					
						| Induction: | Mikuni 35SS, slingshot | 
			
					
						| Ignition: | PEI pointless | 
			
					
						| Starting: | Kick | 
			
					
						| Max Power: | 26 kW / 36 hp @ 6500 rpm | 
			
					
						| Max Torque: | 42 Nm / 4.3 kgf-m / 31 lb-ft @ 5000 rpm | 
			
					
						| Clutch: | Wet, multi-plate | 
			
					
						| Transmission: | 5 Speed constant mesh | 
			
					
						| Final Drive: | Chain, O-ring | 
			
					
						| Gear Ratios: | 1st 2.42 / 2nd 1.63 / 3rd 1.63 / 4th 1.00 / 5th 0.83:1 | 
			
					
						| Primary Drive Ratio: | 2.39:1 | 
			
					
						| Final Drive Ratio: | 3.36:1 | 
			
					
						| Front Suspension: | Telescopic Showa 36mm, oil damped | 
			
					
						| Front Wheel Travel: | 230 mm / 9.1" | 
			
					
						| Rear Suspension: | Swinging arm , adjustable spring preload, gas/oil damped, adjustable compression damping | 
			
					
						| Rear Wheel Travel: | 220 mm / 8.7" | 
			
					
						| Front Brakes: | Drum, 150 mm, expanding | 
			
					
						| Rear Brakes: | Drum, 150 mm, expanding | 
			
					
						| Front Tyre: | 3.00-21 | 
			
					
						| Rear Tyre: | 4.60-18 | 
			
					
						| Dry Weight: | 128 kg / 282 lbs | 
			
					
						| Wet-Weight: | 148 kg / 326 lbs | 
			
					
						| Wheelbase: | 1465 mm / 57.7" | 
			
					
						| Seat Height: | 870 mm / 34.3" | 
			
					
						| Ground Clearance: | 270 mm / 10.6" | 
			
					
						| Fuel Capacity: | 9 Litres / 2.4 US gal / 2.0 Imp gal | 
			
					
						| Fuel Reserve: | 2 Litres / 2.1 US qt / 1.8 Imp qt | 
			
					
						| Top Speed: | 136 km/h / 84.5 mph |