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					Technical specifications
					
				 | 
			
				| Model: | GPz 400R / ZX 400 | 
			
				| Years: | 1986 | 
			
			
					
						| Engine: | Four stroke, transverse four cylinder, DOHC, 4 Valve per cylinder. | 
			
					
						| Capacity: | 399 cc / 24.3 cu-in | 
			
					
						| Bore x Stroke: | 57 х 39 mm | 
			
					
						| Cooling System: | Liquid cooled | 
			
					
						| Compression Ratio: | 11.5:1 | 
			
					
						| Induction: | 4x Keihin CVKD30 carburetors | 
			
					
						| Ignition: | CDI | 
			
					
						| Starting: | Electric | 
			
					
						| Max Power: | 59 hp / 44 kW @ 12000 rpm | 
			
					
						| Max Torque: | 3.6 kgf-m / 26.0 lb-ft @ 10500 rpm | 
			
					
						| Clutch: | Wet multi disc | 
			
					
						| Transmission: | 6 Speed | 
			
					
						| Final Drive: | Chain | 
			
					
						| Gear Ratio: | 1st 2,571 2nd 1,777 3rd 1,38 4th 1,125 5th 0,961 6th 0,851 | 
			
					
						| Frame: | Aluminum diamond tubular, double cradle | 
			
					
						| Secondary Reduction Ratio: | 2.933 (44/15) | 
			
					
						| Total Reduction Ratio: | (6-speed) 7.154 | 
			
					
						| Front Suspension: | 41mm Telescopic forks | 
			
					
						| Rear Suspension: | Rising rate monoshock | 
			
					
						| Front Brakes: | 2x 300mm discs 4 piston calipers | 
			
					
						| Rear Brakes: | Single 240mm disc 1 piston caliper | 
			
					
						| Front Tyre: | 100/90-16 | 
			
					
						| Rear Tyre: | 130/90-16 | 
			
					
						| Rake: | 24° | 
			
					
						| Trail: | 87mm / 3.4 in | 
			
					
						| Wheelbase: | 1395 mm / 54.9 in | 
			
					
						| Seat Height: | 770 mm / 30.3 in | 
			
					
						| Dry Weight: | 176 kg / 388 lbs | 
			
					
						| Fuel Capacity: | 16 Litres / 4.2 US gal |