Kawasaki Z 250FT (1982-83) vs Kawasaki Z 305LTD () vs Kawasaki GPz 750 / Z 750GP (1983-84) vs Kawasaki GPz 900R Ninja (ZX900Ninja) (1984-85) vs Kawasaki ZL 1000 Eliminator (1987-) vs Kawasaki ER-6f (2006) vs Kawasaki ZN 700 LTD (1984) vs Kawasaki EN 400 Vulcan (1986-89) vs Kawasaki Z 400LTD Belt Drive (1982-84) vs Kawasaki GPZ 305 (1984-) vs Kawasaki Z 900 (2020) vs Kawasaki ZX-6R (ZX 636) (2006) vs Kawasaki Zephyr 400 (1995-97)

Comparison technical specifications

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Make:	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki	Kawasaki
Model:	Z 250FT	Z 305LTD	GPz 750 / Z 750GP	GPz 900R Ninja (ZX900Ninja)	ZL 1000 Eliminator	ER-6f	ZN 700 LTD	EN 400 Vulcan	Z 400LTD Belt Drive	GPZ 305	Z 900	ZX-6R (ZX 636)	Zephyr 400
Years:	1982-83		1983-84	1984-85	1987-	2006	1984	1986-89	1982-84	1984-	2020	2006	1995-97
Engine:	Four stroke, parallel twin, SOHC, 2 valve per cylinder	Four stroke, parallel twin, SOHC, 2 Valve per cylinder.	Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder.	Four stroke, transverse fourcylinder, DOHC, 4 valves per cylinder.	Liquid cooled, four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, parallel twin, DOHC, 4 valves per cylinder.	Four stroke, inline four, 2 valves per cylinder, DOHC	Four stroke parallel twin cylinder. DOHC, 4 valves per cylinder.	Four stroke, parallel twin cylinder, SOHC, 2 Valve per cylinder.	Four stroke Parallel twin, SOHC, 2 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four stroke parallel twin cylinder. DOHC, 2 valves per cylinder
Capacity:	248 cc / 15.1 cub in	305 cc / 18.6 cu-in	738 cc / 45.0 cu-in	908 cc / 55.4cu-in	997 cc / 60.8 cu-in	649 cc / 39.6 cu-in	694 cc / 42.4 cu in	399 cc / 24.3 cu-in	398 cc / 24.2 cu-in	306 cc / 18.7 cu-in	943 cc / 57.5 cu-in	636 cc / 38.8 cub in	399 cc / 24.4 cu-in
Bore x Stroke:	55 х 52.4 mm	61.0 x 52.4 mm	66 х 54 mm	72.5 x 55 mm	74 х 58 mm	83 X 60mm	64 x 54 mm	70 х 51 .Э mm	64 х 62 mm	61.0 x 52.4 mm	73.4 x 56.0mm	68.9 x 43.8 mm	55 х 42 mm
Compression Ratio:	10.0:1	9.7:1	9.5:1	11.0:1	9.2:1	11.3;1	9.7:1	10.7:1	9.4:1	9.7:1	11.8:1	13.9:1	9.7:1
Induction:	2 x 32mm Keihin carburetors	2x 32mm Mikuni carburetor	4x 36mm Mikuni carburetors	4x 34mm Keihin CVK34carburettors	4x 32mm Keihin carburetors	2x 38mm Electronic Fuel Injection Keihin	Kehin CV34 x 4 carburetors	Keihin carburettor	2x Keihin CV32 6caburetor	2x 32mm Keihin CVi carburetors	EFI with 36mm Keihin throttle bodies	4x 38 mm Keihin, twin injection	4X Keihin CVK30 carburetors
Ignition:	CDI	Breaker point	Digital	Battery ignition, fullelectronic!	CDI	Digital TCBI	CDI	Coil	CDI	Magneto CDI	TCBI with electronic advance	TCBI with Digital advance	Full transistor
Starting:	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric & kick	Electric	Electric	Electric	Electric
Max Power:	20.1 kW / 27 hp @ 10000 rpm	30 hp / 22.3 kW @ 9000 rpm	87 hp / 63.5 kW @ 9500 RPM (rear tyre 77 hp @ 9550 rpm)	115 hp / 86 kW @ 9500rpm	110 hp / 82 kW @ 9000 rpm	53 kW / 72.1 hp @ 8500 rpm	54 kW / 74 hp @ 9500 rpm	45 hp / 32.8 kW @ 9000 rpm	36 hp / 26.8 kW @ 8500 rpm	19.9 kW / 26.6 hp @ 10000 rpm		96 kW / 130.5 hp @ 14000 rpm	49 hp / 36.8 kW @ 11000 rpm
Final Drive:	Chain	Belt	Chain	Chain	Shaft	Chain	Shaft	Belt	Belt	Belt	Sealed chain	X-ring chain	Chain
Front Suspension:	Air assisted telescopic forks,	Telescopic forks	Air assisted forks	39mm Telehydraulic forks airassisted.	38mm Showa air assisted forks 142mm wheel travel.	41 mm telescopic fork,	Telescopic fork	Telescopic forks	Telescopic forks	Telescopic forks	41mm inverted fork with rebound damping and spring preload adjustability	41 mm inverted cartridge fork with top-out springs, stepless rebound damping, stepless compression damping, fully-adjustable spring preload	Telescopic forks
Rear Suspension:	Spring preload adjustable	Swing arm	Single shock swinging arm,	Rising rate link-system with singleshock, adjustable preload by air pressure, 4-stagerebound-damping	Dual Showa air assisted shocks, 106mm wheel travel.	Offset laydown single-shock with adjustable preload,	Swingarm with dual air adjustable shocks	Dual shocks	Dual shocks	Swing arm	Linkage-assisted, rebound-damping and spring-preload adjustable horizontally mounted shock	Bottom-Link Uni-Trak® with gas-charged shock, top-out spring and pillow ball upper mount, dual-range (high/low-speed) stepless compression damping, 25-way Adjustable rebound damping, fully-adjustable spring preload	Dual shocks
Front Brakes:	Single disc	Single 255mm disc	2x 240mm discs	2x 280mm discs 1 pistoncalipers	2x 277mm discs	2x 300mm discs 2 piston calipers	Single disc, single piston caliper	Single disc	Single disc	2x disc	2x semi-floating 300 mm discs 4 piston calipers	2 x 300mm discs, 4 piston calipers	2x discs
Rear Brakes:	Drum	Drum	Single 210mm disc	Single 270mm disc 1 pistoncaliper	Single 267mm disc	Single 220mm disc 1 piston caliper	Single disc	Drum	Drum	Drum	Single 250mm disc 1 piston caliper	Single 210mm disc, 1 piston caliper	Single disc
Front Tyre:	3.00-18	3.00 -18	110/90-18	120/80 V16	100/90-18	120/70ZR17	110/90-18 61H	100/90-19	3.25-18	90/90-18	120/70 ZR17	120/65 ZR17	110/80-17
Rear Tyre:	3.50-18	120/90-16	130/80-18	130/80 V18	160/80-15	160/60ZR17	130/90-16 67H	140/90-15	130/90-16	110/80-18	180/55ZR17	180/55 ZR17	140/70-18