Kawasaki Z 650 Specs

2018 - 2021 • 3 variants

The Kawasaki Z 650 is a naked bike produced from 2018 to 2021 across 3 variants. It is powered by a four stroke, transverse four cylinder, dohc, 2 valves per cylinder displacing 649.0 cc. Peak power output is 66 hp. Peak torque is 57 Nm.

About the Kawasaki Z 650

As a Naked bike motorcycle, the Kawasaki Z 650 was offered from the 1976 through to the 2023 model year. The technical data presented here covers the complete specification range for this model, including all engine variants, chassis dimensions, suspension travel, brake specifications, and weight figures. This information is useful for prospective buyers, current owners, and mechanics working on the Kawasaki Z 650.

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Kawasaki Z 650 by Year

2021 Kawasaki Z 650 View specs →

2019 Kawasaki Z 650 View specs →

2018 Kawasaki Z 650 View specs →

Spec Evolution

How key specs changed across production years.

Specification	1976	1977	1978	1981	1983	2017	2018	2019	2020	2021	2022	2023
Comments	-	-	-	-	-	-	-	-	Rideology the App Smartphone Connectivity	Smartphone Connectivity	Smartphone Connectivity.	Traction control. Smartphone Connectivity.
Frame Type	Steel twin loop cradle	Steel twin loop cradle	Steel twin loop cradle	Steel twin loop cradle	Steel twin loop cradle	Semi-double cradle, high-tensile steel	Semi-double cradle, high-tensile steel	Semi-double cradle, high-tensile steel	Semi-double cradle, high-tensile steel	Trellis, high-tensile steel	Trellis, high-tensile steel	Trellis, high-tensile steel
Seat Height	800 mm / 31.5 in	800 mm / 31.5 in	800 mm / 31.5 in	800mm / 31.5 in	800mm / 31.5 in	785 mm / 30.9 in ↓	785 mm / 30.9 in	785 mm / 30.9 in	785 mm / 30.9 in	790 mm / 31.1 in ↑	790 mm / 31.1 in	790 mm / 31.1 in.
Displacement	652 cc / 39.7 cu-in	652 cc / 39.7 cu-in	652 cc / 39.7 cu-in	652 cc / 39.7 cu-in	652 cc / 39.7 cu-in	649 cc / 39.65 cu-in ↓	649 cc / 39.65 cu-in	649 cc / 39.65 cu-in	649 cc / 39.65 cu-in	649 cc / 39.65 cu-in	649 cc / 39.65 cu-in	-
Dry Weight	211 kg / 465 lbs	211 kg / 465 lbs	211 kg / 465 lbs	-	-	-	-	-	-	-	-	-
Brakes - Front	Single 275mm disc 1 piston caliper	Single 275mm disc 1 piston caliper	Single 275mm disc 1 piston caliper	Single 275mm disc	2x 300mm Disc ↓	2x 300mm discs 4 piston calipers	2x 300mm discs 4 piston calipers	2x 300mm discs 4 piston calipers	2x 300mm discs 4 piston calipers	2x 300mm petal-style discs, 2 piston calipers	2x 300mm petal-style discs, 2 piston calipers	Double disc. Petal-type rotors with two-piston calipers. Optional ABS.
Wheelbase	1437 mm / 56.6 in	1437 mm / 56.6 in	1437 mm / 56.6 in	1437 mm / 56.6 in	1437 mm / 56.6 in	1410 mm / 55.5 in ↓	1410 mm / 55.5 in	1410 mm / 55.5 in	1410 mm / 55.5 in	1410 mm / 55.5 in	1410 mm / 55.5 in	1410 mm / 55.5 in.
Engine Detail	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder	Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder ↑	Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder	Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder	Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder	Die-cast aluminium cylinder and lightweight coated pistons
Fuel Capacity	16.5 Litres / 4.3 US gal	16.5 Litres / 4.3 US gal	16.5 Litres / 4.3 US gal	16.5 Litres / 4.3 US gal	16.5 Litres / 4.3 US gal	15 Litres / 4.0 US gal ↓	15 Litres / 4.0 US gal	15 Litres / 4.0 US gal	15 Litres / 4.0 US gal	15 Litres / 4.0 US gal	15 Litres / 4.0 US gal	15.14 litres / 4.00 US gallons ↑
Brakes - Rear	180mm Drum	180mm Drum	180mm Drum	180mm Drum	Single 300mm Disc ↑	Single 220mm disc ↓	Single 220mm disc	Single 220mm disc	Single 220mm disc	Single 220mm petal-style disc	Single 220mm petal-style disc	Single disc. Petal disc. Single-piston. Optional ABS.
Ground Clearance	152 mm / 6.0 in	152 mm / 6.0 in	152 mm / 6.0 in	152 mm / 6.0 in	152 mm / 6.0 in	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	130 mm / 5.1 in	-
Suspension - Front	Telescopic hydraulic fork	Telescopic hydraulic fork	Telescopic hydraulic fork	Telescopic hydraulic fork	Telescopic hydraulic fork	41 mm hydraulic telescopic fork	41 mm hydraulic telescopic fork	41 mm hydraulic telescopic fork	41 mm hydraulic telescopic fork	41 mm hydraulic telescopic fork	41 mm hydraulic telescopic fork	41 mm telescopic fork
Suspension - Rear	Swinging fork	Swinging fork	Swinging fork	Swinging fork	Swinging fork	Horizontal Back-link with adjustable preload	Horizontal Back-link with adjustable preload	Horizontal Back-link with adjustable preload	Horizontal Back-link with adjustable preload	Horizontal Back-link with adjustable preload swingarm	Horizontal Back-link with adjustable preload swingarm	Horizontal Back-link with preload adjustment
Fuel System	-	-	-	-	-	Injection	-	Injection. DFI® with Keihin 36mm Keihin throttle bodies	Injection. DFI® with Keihin 36mm Keihin throttle bodies	Injection. DFI® with Keihin 36mm Keihin throttle bodies	Injection. DFI® with Keihin 36mm Keihin throttle bodies	Injection. DFI® with Keihin 36mm Keihin throttle bodies
Colours	-	-	-	-	-	Metallic Flat Raw Titanium/Metallic Spark Black, Metallic Flat Spark Black/Metallic Spark Black, Pearl Flat Stardust White/Metallic Spark Black	-	Metallic Flat Spark Black, Black/Metallic Spark Black, Candy Flat Blazed Green/Metallic Matt Graphite Grey/Metallic Flat Spark Black, Pearl Flat Stardust White/Metallic Flat Spark Black	Metallic Spark Black/Metallic Flat Spark Black, Metallic Spark Black	Pearl Blizzard White/Metallic Spark Black, Metallic Spark Black/Metallic Flat Spark Black	Pearl Robotic White/Metallic Matte Graphenesteel Gray, Metallic Spark Black/Metallic Flat Spark Black	Metallic Spark Black/Metallic Flat Spark Black, Metallic Matte Graphenesteel Gray/Ebony
Clutch	Wet, multi-plate	Wet, multi-plate	Wet, multi-plate	Wet, multi-plate	Wet, multi-plate	Wet multi-disc, manual	Wet multi-disc, manual	Wet multi-disc, manual	Wet multi-disc, manual	Wet multi-disc, manual	Wet multi-disc, manual	Assist and Slipper Clutch
Bore x Stroke	62 х 54 mm	62 х 54 mm	62 х 54 mm	62 х 54 mm	62 х 54 mm	83 x 60 mm ↑	83 x 60 mm	83 x 60 mm	83 x 60 mm	83 x 60 mm	83 x 60 mm	-
Final Drive	Chain	Chain	Chain	Chain	Chain	Sealed chain	Sealed chain	Sealed chain	Sealed chain	Sealed chain	Sealed chain	Chain (final drive)
Height	-	-	-	-	-	1080 mm / 42.5 in	1080 mm / 42.5 in	1080 mm / 42.5 in	1080 mm / 42.5 in	1064 mm / 41.9 in ↓	1064 mm / 41.9 in	1064 mm / 41.9 in.
Length	-	-	-	-	-	2055 mm / 80.9 in	2055 mm / 80.9 in	2055 mm / 80.9 in	2055 mm / 80.9 in	2065 mm / 81.3 in ↑	2065 mm / 81.3 in	2065 mm / 81.3 in.
Compression Ratio	9.5:1	9.5:1	9.5:1	9.5:1	9.5:1	10.8:1 ↑	10.8:1	10.8:1	10.8:1	10.8:1	10.8:1	10.8:1
Wet Weight	220 kg / 485 lbs	220 kg / 485 lbs	220 kg / 485 lbs	220 kg / 485.0 lbs	237 kg / 522.4 lbs ↑	184 kg / 406 lbs ↓	184 kg / 406 lbs	184 kg / 406 lbs	184 kg / 406 lbs	187 kg / 412.3 lbs ↑	187 kg / 412.3 lbs	187.0 kg / 412.3 lbs
Gear Ratios	1st 15.63:1 2nd 10.93:1 3rd 8.52:1 4th 6.97:1 5th 5.97:1	1st 15.63:1 2nd 10.93:1 3rd 8.52:1 4th 6.97:1 5th 5.97:1	1st 15.63:1 2nd 10.93:1 3rd 8.52:1 4th 6.97:1 5th 5.97:1	1st 15.63:1 2nd 10.93:1 3rd 8.52:1 4th 6.97:1 5th 5.97:1	1st 15.63:1 2nd 10.93:1 3rd 8.52:1 4th 6.97:1 5th 5.97:1	1st 2.438 (39/16) 2nd 1.714 (36/21) 3rd 1.333 (32/24) 4th 1.111 (30/27) 5th 0.966 (28/29) 6th 0.852 (23/27)	1st 2.438 (39/16) 2nd 1.714 (36/21) 3rd 1.333 (32/24) 4th 1.111 (30/27) 5th 0.966 (28/29) 6th 0.852 (23/27)	1st 2.438 (39/16) 2nd 1.714 (36/21) 3rd 1.333 (32/24) 4th 1.111 (30/27) 5th 0.966 (28/29) 6th 0.852 (23/27)	1st 2.438 (39/16) 2nd 1.714 (36/21) 3rd 1.333 (32/24) 4th 1.111 (30/27) 5th 0.966 (28/29) 6th 0.852 (23/27)	1st 2.438 (39/16) 2nd 1.714 (36/21) 3rd 1.333 (32/24) 4th 1.111 (30/27) 5th 0.966 (28/29) 6th 0.852 (23/27)	1st 2.438 (39/16) 2nd 1.714 (36/21) 3rd 1.333 (32/24) 4th 1.111 (30/27) 5th 0.966 (28/29) 6th 0.852 (23/27)	-
Cooling System	Air cooled	Air cooled	Air cooled	Air cooled	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	-
Tyres - Front	3.25-19	3.25-19	3.25-19	3.25-19	3.25-19	120/70 -17 ↑	120/70 -17	120/70 -17	120/70 -17	120/70 ZR17	120/70 ZR17	120/70-ZR17
Engine Lubrication	-	-	-	-	-	Forced lubrication, semi and #8209;dry sump	-	Forced lubrication, semi and #8209;dry sump	Forced lubrication, semi and #8209;dry sump	Forced lubrication, semi and #8209;dry sump	Forced lubrication, semi dry sump	Forced lubrication, semi dry sump
Width	-	-	-	-	-	779 mm / 30.6 in	779 mm / 30.6 in	779 mm / 30.6 in	779 mm / 30.6 in	764.5 mm / 30.1 in ↓	764.5 mm / 30.1 in	765 mm / 30.1 in. ↑
Tyres - Rear	4.00-18	4.00-18	4.00-18	4.00-18	4.00-18	160/50 -17 ↑	160/50 -17	160/50 -17	160/50 -17	160/60 ZR7	160/60 ZR7	-
Rake	27°	27°	27°	27°	27°	24° ↓	24°	24°	24°	24°	24°	24.0°
Fuel Consumption	16.8 km/lit	16.8 km/lit	16.8 km/lit	16.8 km/lit	-	4.44 litres/100 km (22.5 km/l or 52.98 mpg)	-	4.44 litres/100 km (22.5 km/l or 52.98 mpg)	4.44 litres/100 km (22.5 km/l or 52.98 mpg)	4.44 litres/100 km (22.5 km/l or 52.98 mpg)	4.44 litres/100 km (22.5 km/l or 52.98 mpg)	4.44 litres/100 km (22.5 km/l or 52.98 mpg)
Transmission / Drive	5 Speed	5 Speed	5 Speed	5 Speed	5 Speed	6 Speed ↑	6 Speed	6 Speed	6 Speed	6 Speed	6 Speed	-
Fuel Induction	4x 24mm Mikuni VM24SS carburetors	4x 28mm Mikuni carburetors	4x 28mm Mikuni carburetors	4x 28mm Mikuni carburetors	4x 28mm Mikuni carburetors	DFIØ with Keihin 36mm Keihin throttle bodies ↑	DFIØ with Keihin 36mm Keihin throttle bodies	DFIØ with Keihin 36mm Keihin throttle bodies	DFIØ with Keihin 36mm Keihin throttle bodies	DFIØ with Keihin 36mm Keihin throttle bodies	DFIØ with Keihin 36mm Keihin throttle bodies	-
Trail	106 mm / 4.2 in	106 mm / 4.2 in	106 mm / 4.2 in	106 mm / 4.2 in	106 mm / 4.2 in	100 mm / 3.9 in ↓	100 mm / 3.9 in	100 mm / 3.9 in	100 mm / 3.9 in	100 mm / 3.9 in	100 mm / 3.9 in	100 mm / 3.9 in.
Wheel Travel - Front	-	-	-	-	-	125 mm / 4.9 in	125 mm / 4.9 in	125 mm / 4.9 in	125 mm / 4.9 in	125 mm / 4.9 in	125 mm / 4.9 in	124 mm / 4.9 in. ↓
Max Power	66 hp / 48.2 kW @ 8500 rpm	66 hp / 48.2 kW @ 8500 rpm	66 hp / 48.2 kW @ 8500 rpm	66 hp / 48.2 kW @ 8500 rpm	66 hp / 48.2 kW @ 8500 rpm	50.2 kW / 67.3 hp @ 8500 rpm ↓	50.2 kW / 67.3 hp @ 8500 rpm	50.2 kW / 67.3 hp @ 8500 rpm	50.2 kW / 67.3 hp @ 8500 rpm	50.2 kW / 67.3 hp	50.2 kW / 67.3 hp	-
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	130 mm / 5.1 in	130 mm / 5.1 in.
Ignition	Battery & coil	Battery & coil	Battery & coil	CDI	CDI	TCBI with electronic advance	TCBI with electronic advance	TCBI with electronic advance	TCBI with electronic advance	TCBI with electronic advance	TCBI with electronic advance	TCBI with electronic advance
Max Torque	57 Nm / 42 lb-ft @ 7000 rpm	57 Nm / 42 lb-ft @ 7000 rpm	57 Nm / 42 lb-ft @ 7000 rpm	5.8 kgf-m / 57 Nm @ 7000 rpm ↓	57 Nm / 42 lb-ft @ 7000 rpm ↑	65.7 Nm / 48.4 lb-ft @ 7000 rpm ↑	65.7 Nm / 48.4 lb-ft @ 7000 rpm	65.7 Nm / 48.4 lb-ft @ 7000 rpm	65.7 Nm / 48.4 lb-ft @ 7000 rpm	65.7 Nm / 48.5 lb-ft @ 6500 rpm	65.7 Nm / 48.5 lb-ft @ 6500 rpm	65.7 Nm (6.7 kgf-m or 48.5 ft.lbs) @ 6500 Revolutions"
Lubrication	Dry sump	Dry sump	Dry sump	Dry sump	Dry sump	Wet sump	Wet sump	Wet sump	Wet sump	Wet sump	Wet sump	-
Starter	Electric & kick	Electric & kick	Electric & kick	Electric & kick	Electric & kick	Electric	Electric	Electric	Electric	Electric	Electric	Electric

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