Kawasaki Z125 - 2023 Specifications and Reviews

The 2023 Kawasaki Z125 is an entry-level naked bike designed for new riders and commuters seeking an affordable, lightweight motorcycle. Its 125cc single-cylinder engine delivers manageable power with excellent fuel efficiency, making it ideal for urban riding and daily transportation. Known for its reliability, ease of handling, and accessible performance, the Z125 represents Kawasaki's commitment to introducing riders to the brand.

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General information

CategoryNaked bike
Year2023
ModelKawasaki Z125
 
 

Engine and Transmission Specifications

Greenhouse gases61.0 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption2.63 litres/100 km (38.0 km/l or 89.44 mpg)
DrivelineSealed chain
ClutchWet multi-disc
Transmission typeChain   (final drive)
Gearbox6-speed
Cooling systemLiquid
Lubrication systemForced lubrication, wet sump
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Fuel systemInjection. 28mm
Valves per Cylinder4
Bore x Stroke58.0 x 47.2 mm (2.3 x 1.9 inches)
Compression11.7:1
Torque11.7 Nm (1.2 kgf-m or 8.6 ft.lbs) @ 7700 RPM
Power14.8 HP (10.8 kW) @ 10000 RPM
Engine typeSingle cylinder, four-stroke
Capacity:125.0 ccm (7.63 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakesSingle disc. Petal style disc. Dual piston. ABS.
Diameter290 mm (11.4 inches)
Front brakesSingle disc. Petal style disc. Dual piston. ABS.
Rear tire130/70-17
Front tire100/80-17
Rear wheel travel120 mm (4.7 inches)
Rear SuspensionUni-Trak, gas-charged shock with adjustable preload
Front wheel travel110 mm (4.3 inches)
Front SuspensionTelescopic fork, 37mm
Trail90 mm (3.5 inches)
Frame typeTubular diamond, steel

Physical measures and capacities

Fuel capacity11.00 litres (2.91 US gallons)
Wheelbase1330 mm (52.4 inches)
Ground clearance185 mm (7.3 inches)
Overall width740 mm (29.1 inches)
Overall length1935 mm (76.2 inches)
Overall height1015 mm (40.0 inches)
Seat height815 mm (32.1 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc147.0 kg (324.1 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Factory warranty12 Month Limited Warranty
InstrumentsAll-digital Instrumentation
StarterElectric
Color optionsCandy Lime Green/Metallic Spark Black, Pearl Storm Gray

Performance Profile & Rider Fit

Best For

Track30%
City90%
Cornering60%
Daily Riding70%
Touring15%
Passenger20%

Rider Profile

Best ForThis small-displacement naked bike is ideal for beginners, new riders building confidence, or licensed riders looking for a fun, low-stakes machine.
PurposeIt's built for short urban hops, commuting, and playful street riding rather than outright performance or distance.
Rider FitIts compact 125cc chassis and short wheelbase make it lightweight and easy to manage for riders of nearly any size or strength.
CharacterIt has a mini-streetfighter personality, offering nimble, flickable handling and an engaging low-speed ride rather than raw power.
Not Ideal ForIt's not suited for highway touring, carrying a passenger over distance, or riders seeking strong acceleration and high top speed.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2023 Kawasaki Z125 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 815mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2023 Kawasaki Z125, with a relaxed knee angle of around 120 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2023 Kawasaki Z125 is a compact and agile little motorcycle that packs a punch in terms of performance. Its 125cc engine delivers plenty of power for zipping through city streets and navigating tight corners with ease. The lightweight design and nimble handling make it a blast to ride, while the stylish and modern aesthetic sets it apart from other bikes in its class. Whether you're a beginner rider looking for a reliable and fun way to get around town, or an experienced rider in need of a zippy and maneuverable second bike, the Z125 is a solid choice. In addition to its impressive performance, the 2023 Kawasaki Z125 also offers a comfortable and ergonomic riding position, making it easy to spend long hours in the saddle without feeling fatigued. The fuel-efficient engine and affordable price point make it a practical choice for budget-conscious riders, while the high-quality construction and reliable components ensure that it will provide many years of worry-free riding enjoyment. With its combination of style, performance, and practicality, the Z125 is a standout option in the small-displacement motorcycle market.
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