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					Technical specifications
					
				 | 
			
				| Model: | Z 400F-II | 
			
				| Years: | 1983- | 
			
			
					
						| Engine: | Four stroke, transverse four cylinder, DOHC, 2 Valve per cylinder. | 
			
					
						| Capacity: | 399 cc / 24.3 cu-in | 
			
					
						| Bore x Stroke: | 55 х 42 mm | 
			
					
						| Cooling System: | Air cooled | 
			
					
						| Compression Ratio: | 9.7:1 | 
			
					
						| Induction: | 4x 28mm TK Teir-Kei carburetors | 
			
					
						| Ignition: | CDI | 
			
					
						| Starting: | Electric | 
			
					
						| Max Power: | 48 hp @ 10500 rpm | 
			
					
						| Max Torque: | 25.3 lb-ft @ 8500 rpm | 
			
					
						| Transmission: | 6 Speed | 
			
					
						| Final Drive: | Chain | 
			
					
						| Gear Ratio: | 1st 2.57 (36/14) 2nd 1.78 (32/18) 3rd 1.38 (29/21) 4th 1.13 (27/24) 5th 0.96 (25/26) 6th 0.85 (23/27) | 
			
					
						| Front Suspension: | Telescopic air assisted forks adjustable anti-dive. | 
			
					
						| Rear Suspension: | Rising-rate Uni-Trak linkage with adjustable preload, 4-way damping. | 
			
					
						| Front Brakes: | 2x 226mm discs | 
			
					
						| Rear Brakes: | Single 226mm disc | 
			
					
						| Front Tyre: | 100/90 H18 | 
			
					
						| Rear Tyre: | 110/90 H18 | 
			
					
						| Dry-Weight: | 179 kg / 394.6 lbs | 
			
					
						| Fuel Capacity: | 18 Litres / 4.7 US gal |