2018 Kawasaki Z 650 Specifications

Name: 2018 Kawasaki Z 650
Brand: Kawasaki

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2018 Kawasaki Z 650 Overview

The 2018 Kawasaki Z 650 is a naked bike motorcycle built around 649 cc of displacement. Under the tank sits a Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder engine, a compression ratio of 10.8:1. 2018 Kawasaki Z 650 delivers 50.2 kW @ 8500 rpm of peak power and 65.7 Nm @ 7000 rpm of torque. From a practical standpoint, the 2018 Z 650 tips the scales at 184 kg, carries a 15-litre fuel tank, offers a seat height of 785 mm and spans a 1410 mm wheelbase. Scroll down for the complete 2018 Kawasaki Z 650 spec sheet covering every technical detail from suspension travel to tyre sizes.

2018 Z 650 - Pros & Cons

Strengths

Strong power output: 2018 Kawasaki Z 650 makes 50.2 kW @ 8500 rpm with 65.7 Nm @ 7000 rpm of torque - competitive figures for its class.

Considerations

Age-related wear: As with any used Z 650, a thorough pre-purchase inspection covering consumables, service history and tyres is always recommended.

Owner Experiences & Common Issues

General ownership notes

The 2018 Kawasaki Z 650 has built a reputation for solid everyday reliability when serviced to schedule. As with any motorcycle of this era, documented service history is the single biggest indicator of long-term reliability when buying used.

Z 650 - Buying & Maintenance Guide

What to check before buying

When inspecting a used 2018 Kawasaki Z 650, start with the basics: check the service book for oil change frequency, inspect the chain and sprockets for wear, and look for oil seepage around the engine casings and rocker covers. A cold start test is invaluable - a well-maintained Z 650 should fire up cleanly and settle to a smooth idle within a few seconds.

Oil and filter changes

Regular oil changes are the single most important maintenance task on any Z 650. Stick to the manufacturer's interval - typically every 6,000 km or once a year, whichever comes first. Always use the correct viscosity grade as specified in the owner's manual.

2018 Kawasaki Z 650 - Frequently Asked Questions

What engine does the 2018 Kawasaki Z 650 have?

The 2018 Kawasaki Z 650 uses a Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder engine with 649 cc of displacement. It is liquid cooled.

How much does the 2018 Kawasaki Z 650 weigh?

The 2018 Kawasaki Z 650 weighs 184 kg. This is the manufacturer's wet figure.

How much power does the 2018 Kawasaki Z 650 make?

The 2018 Kawasaki Z 650 produces 50.2 kW @ 8500 rpm of power and 65.7 Nm @ 7000 rpm of torque. These are peak figures.

What is the fuel tank capacity of the 2018 Kawasaki Z 650?

The 2018 Kawasaki Z 650 has a 15-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 250-300 km between stops.

Is the 2018 Kawasaki Z 650 suitable for shorter riders?

The 2018 Kawasaki Z 650 has a seat height of 785 mm. This is a moderate seat height that suits a wide range of rider heights.

What brakes does the 2018 Kawasaki Z 650 have?

The 2018 Kawasaki Z 650 uses 2x 300mm discs 4 piston calipers at the front and Single 220mm disc at the rear.

What tyre sizes does the 2018 Kawasaki Z 650 use?

The 2018 Kawasaki Z 650 runs 120/70 -17 front and 160/50 -17 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.

What gearbox does the 2018 Kawasaki Z 650 have?

The 2018 Kawasaki Z 650 is fitted with a 6 Speed transmission.

Kawasaki Z 650 Spec Evolution

The Kawasaki Z 650 was produced across 12 model years (1976-2023). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.

Specification	1976	1977	1978	1981	1983	2017	2018	2019	2020	2021	2022	2023
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	-
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
Dry Weight	211 kg / 465 lbs	211 kg / 465 lbs	211 kg / 465 lbs	-	-	-	-	-	-	-	-	-
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
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.
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
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