| 
					Technical specifications
					
				 | 
			
				| Model: | DR 800S Big | 
			
				| Years: | 1990 | 
			
			
					
						| Engine: | Air/oil cooled, four stroke, single cylinder. SOHC, 4 Valve per cylinder. | 
			
					
						| Capacity: | 779 cc / 47.5 cu in | 
			
					
						| Bore x Stroke: | 9.5:1 | 
			
					
						| Compression Ratio: | 105 x 90 mm | 
			
					
						| Cooling System: | Air/oil cooled | 
			
					
						| Induction: | 2 x Mikuni BST 33 SS carburetors | 
			
					
						| Ignition: | Electronic | 
			
					
						| Starting: | Electric | 
			
					
						| Max Power: | 39.1 kW / 52.5 hp @ 7000 rpm | 
			
					
						| Max Torque: | 58.8 Nm / 6.0 kgf-m / 43.4 lb-ft @ 5500 rpm | 
			
					
						| Transmission: | 5 Speed constant mesh | 
			
					
						| Final Drive: | Chain, 116 links | 
			
					
						| Front Suspension: | 38mm Telescopic, coil spring, air damped | 
			
					
						| Rear Suspension: | Link type, coil spring, gas/oil damped, spring preload fully adjustable | 
			
					
						| Front Brakes: | Single 280 mm disc, 2 piston caliper | 
			
					
						| Rear Brakes: | Single 220 mm disc | 
			
					
						| Front Tyre: | 90/90-21 | 
			
					
						| Rear Tyre: | 130/80-17 | 
			
					
						| Dimensions: | Length 2265 mm / 89.2 in Width: 865 mm / 34.1 in Height 1325 mm / 52.2 in | 
			
					
						| Wheelbase: | 1520 mm / 59.8 in | 
			
					
						| Seat Height: | 876 mm / 34.5 in | 
			
					
						| Ground Clearance: | 230 mm / 9.1 in | 
			
					
						| Dry Weight: | 185 kg / 408 lbs | 
			
					
						| Fuel Capacity: | 29 Litres / 7.7 US gal / 6.4 Imp gal | 
			
					
						| Road Test: | Bike Magazine Group Test 1992 Motosprint Group Test 1992 |