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					Technical specifications
					
				 | 
			
				| Model: | R 6 | 
			
				| Years: | 1937 | 
			
			
					
						| Engine: | Four stroke, two cylinder flat twin, side valve | 
			
					
						| Capacity: | 600 cc / 36.6 cu in | 
			
					
						| Bore x Stroke: | 70 x 78 mm | 
			
					
						| Compression Ratio: | 6.0:1 | 
			
					
						| Induction: | 2 x Carburetors, type Amal M 75/426/S | 
			
					
						| Ignition: | Battery ignition | 
			
					
						| Starting: | Kick | 
			
					
						| Generator: | Bosch RD 45/6 2800 RS 15 | 
			
					
						| Clutch: | Single plate, dry | 
			
					
						| Max Power: | 13.4 kW / 18 hp @ 4500 rpm | 
			
					
						| Transmission: | 4 Speed | 
			
					
						| Final Drive: | Shaft | 
			
					
						| Gear Ratio: | 1st 3.6 / 2nd 2.28 / 3rd 1.70 / 4th 1.30:1 | 
			
					
						| Frame: | Twin loop pressed steel frame | 
			
					
						| Front Suspension: | Telescopic fork | 
			
					
						| Rear Suspension: | Rigid, spring loaded saddle | 
			
					
						| Front Brake: | ∅200mm Drum | 
			
					
						| Rear Brakes: | ∅200mm Drum | 
			
					
						| Front Tyre: | 3.00 x 19" | 
			
					
						| Rear Tyre: | 3.50 x 19" | 
			
					
						| Wet-Weight: | 175 kg / 386 lbs | 
			
					
						| Fuel Capacity: | 15 L / 4.0 US gal |