Kawasaki Z 400 Specs

2019 • 1 variants

The Kawasaki Z 400 is a naked bike produced from 2019 across 1 variant. It is powered by a four stroke, parallel twin, dohc, 4 valves per cylinder displacing 399.0 cc. Peak power output is 45 hp.

About the Kawasaki Z 400

Documented here are the full technical specifications for the Kawasaki Z 400, a Naked bike motorcycle with a production run from 1974 to 2023. Specification data includes engine type and displacement, maximum power and torque output, transmission details, frame construction, suspension travel front and rear, brake types and rotor dimensions, tyre sizes, and overall weight and dimension figures. Select a year above to view the complete spec sheet for that model year.

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Kawasaki Z 400 by Year

2019 Kawasaki Z 400 View specs →

Spec Evolution

How key specs changed across production years.

Specification	1975	1979	1981	2019	2020	2021	2022	2023
Fuel Control	-	-	-	-	Overhead Cams (OHC)	Double Overhead Cams/Twin Cam (DOHC)	Double Overhead Cams/Twin Cam (DOHC)	Double Overhead Cams/Twin Cam (DOHC)
Displacement	398 cc / 24.2 cu-in	398 cc / 24.2 cu-in	398 cc / 24.2 cu-in	399 cc / cu-in ↑	399 cc / cu-in	399 cc / cu-in	-	399 cc / 24.3 cu-in
Seat Height	-	-	-	785 mm / 30.9 in	785 mm / 30.9 in	785 mm / 30.9 in	785 mm / 30.9 in.	785 mm / 30.9 in
Frame Type	Tubular, double cradle	Tubular, double cradle	Tubular, double cradle	Trellis, high-tensile steel	Trellis, high-tensile steel	Trellis, high-tensile steel	Trellis, high-tensile steel	Trellis, high-tensile steel
Dry Weight	175 kg / 386 lbs	175 kg / 386 lbs	175 kg / 386 lbs	-	167 kg / 368.2 lbs	-	-	-
Wheelbase	1370 mm / 53.9 In	1370 mm / 53.9 In	1370 mm / 53.9 In	1370 mm / 53.9 in	1370 mm / 53.9 in	1370 mm / 53.9 in	1369 mm / 53.9 in. ↓	1370 mm / 53.9 in ↑
Brakes - Front	Single 226mm disc	Single 226mm disc	Single 226mm disc	Single 310mm semi-floating petal discs. Caliper: Single balanced actuation dual piston ↑	Single 310mm semi-floating petal discs. Caliper: Single balanced actuation dual piston	Single 310mm semi-floating petal discs. Caliper: Single balanced actuation dual piston	Single disc. ABS	Single 310mm semi-floating petal disc. Caliper: Single balanced actuation dual piston
Engine Detail	Four stroke, parallel twin cylinder, SOHC, 2 Valve per cylinder.	Four stroke, parallel twin cylinder, SOHC, 2 Valve per cylinder.	Four stroke, parallel twin cylinder, SOHC, 2 Valve per cylinder.	Four stroke, parallel twin, DOHC, 4 valves per cylinder ↑	Four stroke, parallel twin, DOHC, 4 valves per cylinder	Four stroke, parallel twin, DOHC, 4 valves per cylinder	-	Four stroke, parallel twin, DOHC, 4 valves per cylinder
Fuel Capacity	14 Litres / 3.6 US gal	14 Litres / 3.6 US gal	14 Litres / 3.6 US gal	14 Litres / 3.7 US gal	14 Litres / 3.7 US gal	14 Litres / 3.7 US gal	14.00 litres / 3.70 US gallons	14 Litres / 3.7 US gal
Brakes - Rear	180mm Drum	180mm Drum	180mm Drum	Single 220 mm petal disc. Caliper: Dual-piston ↑	Single 220 mm petal disc. Caliper: Dual-piston	Single 220 mm petal disc. Caliper: Dual-piston	Single disc. ABS	Single 220 mm petal disc. Caliper: Dual-piston
Ground Clearance	125 mm / 4.9 in	125 mm / 4.9 in	125 mm / 4.9 in	145 mm / 5.7 in ↑	145 mm / 5.7 in	145 mm / 5.7 in	-	145 mm / 5.7 in
Suspension - Front	Telescopic fork	Telescopic fork	Telescopic fork	41mm Telescopic fork	41mm Telescopic fork	41mm Telescopic fork	Telescopic fork	41mm Telescopic fork
Top Speed	-	94 mp/h	94 mp/h	-	147.0 km/h / 91.3 mph	180.3 km/h / 112.0 mph ↑	180.3 km/h / 112.0 mph	180.3 km/h / 112.0 mph
Suspension - Rear	Swing arm	Swing arm	Swing arm	Bottom-Link Uni-Trak, gas-charged shock with adjustable preload	Bottom-Link Uni-Trak, gas-charged shock with adjustable preload	Bottom-Link Uni-Trak, gas-charged shock with adjustable preload	Uni-Trak® swingarm	Bottom-Link Uni-Trak, gas-charged shock with adjustable preload
Colours	-	-	-	-	Metallic Matte Graphite Gray/Metallic Spark Black, Candy Steel Furnace Orange/Metallic Flat Spark Black	Pearl Nightshade Teal/Metallic Flat Spark Black, Candy Cardinal Red/Metallic Flat Spark Black	Pearl Robotic White/Metallic Matte Graphenesteel Gray, Candy Lime Green/Metallic Spark Black	Metallic Matte Graphenesteel Gray/Metallic Spark Black, Pearl Robotic White/Metallic Matte Graphenesteel Gray
Clutch	-	-	-	Wet multi-disc, manual	Wet multi-disc, manual	Wet multi-disc, manual	Assist and slipper Clutch	Wet multi-disc, manual
Bore x Stroke	64 х 62 mm	64 х 62 mm	64 х 62 mm	70 x 51.8 mm ↑	70 x 51.8 mm	70 x 51.8 mm	-	70 x 51.8 mm
Final Drive	Chain	Chain	Chain	Chain	Chain	Chain	Chain (final drive)	Chain
Height	1050 mm / 41.3 in	1050 mm / 41.3 in	1050 mm / 41.3 in	1055 mm / 41.5 in ↑	1055 mm / 41.5 in	1055 mm / 41.5 in	1054 mm / 41.5 in. ↓	1055 mm / 41.5 in ↑
Length	2080 mm / 81.9 in	2080 mm / 81.9 in	2080 mm / 81.9 in	1990 mm / 78.3 in ↓	1990 mm / 78.3 in	1990 mm / 78.3 in	1989 mm / 78.3 in. ↓	1990 mm / 78.3 in ↑
Wet Weight	-	-	-	167 kg / 363.8 lbs	167 kg / 363.8 lbs	167 kg / 363.8 lbs	165.0 kg / 363.8 lbs ↓	167 kg / 363.8 lbs ↑
Compression Ratio	9.4:1	9.4:1	9.4:1	11.5:1 ↑	11.5:1	11.5:1	11.5:1	11.5:1
Cooling System	Air cooled	Air cooled	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled	-	Liquid cooled
Tyres - Front	3.25 - S18 4PR	3.25 - S18 4PR	3.25 - S18 4PR	110/70-17M/C 54 H ↑	110/70-17M/C 54 H	110/70-17M/C 54 H	110/70-17M	110/70R17 M/C 54 H
Width	775 mm / 30.5 in	775 mm / 30.5 in	775 mm / 30.5 in	800 mm / 31.5 in ↑	800 mm / 31.5 in	800 mm / 31.5 in	800 mm / 31.5 in.	800 mm / 31.5 in
Gearbox	-	-	-	-	6-speed	5-speed ↓	5-speed	5-speed
Tyres - Rear	3.50 - SIB 4PR	3.50 - SIB 4PR	3.50 - SIB 4PR	150/60-17M/C 66 H ↑	150/60-17M/C 66 H	150/60-17M/C 66 H	-	150/60R17 M/C 66 H
Rake	27°	27°	27°	24.5° ↓	24.5°	24.5°	24.5°	24.5°
Transmission / Drive	5 Speed	5 Speed	5 Speed	6 Speed ↑	6 Speed	6 Speed	-	6 Speed
Fuel Induction	Keihin CVB3 6caburetor	2x Keihin CV32 6caburetor ↓	2x Keihin CV32 6caburetor	DFI with 32mm throttle bodies ↑	DFI with 32mm throttle bodies	DFI with 32mm throttle bodies	-	DFI with 32mm x 2 throttle bodies
Trail	104 mm / 4.1 in	104 mm / 4.1 in	104 mm / 4.1 in	92 mm / 3.7 in ↓	92 mm / 3.7 in	92 mm / 3.7 in	91 mm / 3.6 in. ↓	92 mm / 3.7 in ↑
Wheel Travel - Front	-	-	-	120 mm / 4.7 in	120 mm / 4.7 in	120 mm / 4.7 in	119 mm / 4.7 in. ↓	120 mm / 4.7 in ↑
Max Power	36 hp / 26.8 kW @ 8500 rpm	36 hp / 26.8 kW @ 8500 rpm	36 hp / 26.8 kW @ 8500 rpm	33.4 kW / 45 hp @10000 rpm ↓	33.4 kW / 45 hp @10000 rpm	33.4 kW / 45 hp @10000 rpm	-	33.4 kW / 45 hp @10000 rpm
Wheel Travel - Rear	-	-	-	130 mm / 5.1 in	130 mm / 5.1 in	130 mm / 5.1 in	130 mm / 5.1 in.	130 mm / 5.1 in
Ignition	Battery & coil	Battery & coil	Battery & coil	TCBI with digital advance	TCBI with digital advance	TCBI with digital advance	TCBI with digital advance	TCBI with digital advance
Max Torque	3.3 kgf-m / 23.8 lb-ft @ 7500 rpm	3.3 kgf-m / 23.8 lb-ft @ 7500 rpm	3.3 kgf-m / 23.8 lb-ft @ 7500 rpm	38 Nm / 28.0 lb-ft @ 8,000 rpm ↑	38 Nm / 28.0 lb-ft @ 8,000 rpm	38 Nm / 28.0 lb-ft @ 8,000 rpm	38.0 Nm (3.9 kgf-m or 28.0 ft.lbs) @ 8000 Revolutions"	37 Nm / 27.3 lb-ft @ 8,000 rpm ↓
Starter	Electric & kick	Electric & kick	Electric	Electric	Electric	Electric	Electric	Electric
Valve System	-	-	-	-	2	4 ↑	-	-

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