What category is the 2021 Kawasaki Ninja 125?

The 2021 Kawasaki Ninja 125 has a Category of Sport.

What is the engine size of the 2021 Kawasaki Ninja 125?

The 2021 Kawasaki Ninja 125 has a Capacity: of 125.0 ccm (7.63 cubic inches).

What type of engine does the 2021 Kawasaki Ninja 125 have?

The 2021 Kawasaki Ninja 125 has a Engine type of Single cylinder, four-stroke.

What is the engine power of the 2021 Kawasaki Ninja 125?

The 2021 Kawasaki Ninja 125 has a Power of 15.0 HP (10.9 kW) @ 10000 RPM.

What is the torque of the 2021 Kawasaki Ninja 125?

The 2021 Kawasaki Ninja 125 has a Torque of 11.7 Nm (1.2 kgf-m or 8.6 ft.lbs) @ 7700 RPM.

Is the 2021 Kawasaki Ninja 125 air cooled or liquid cooled?

The 2021 Kawasaki Ninja 125 has a Cooling system of Liquid.

How much does the 2021 Kawasaki Ninja 125 weigh?

The 2021 Kawasaki Ninja 125 has a Weight incl. oil, gas, etc of 148.0 kg (326.3 pounds).

What is the seat height of the 2021 Kawasaki Ninja 125?

The 2021 Kawasaki Ninja 125 has a Seat height of 785 mm (30.9 inches) If adjustable, lowest setting..

Kawasaki Ninja 125 - 2021 Specifications and Reviews

Name: 2021 Kawasaki Ninja 125
Brand: Kawasaki

The 2021 Kawasaki Ninja 125 is an entry-level sport motorcycle designed for new riders and commuters seeking an affordable, nimble machine. Powered by a 125cc single-cylinder four-stroke engine producing 15 horsepower, it combines lightweight handling with fuel efficiency and easy manageability. Known for its accessible performance and iconic Ninja styling, it serves as an ideal gateway into sport riding.

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General information
Category	Sport
Year	2021
Model	Kawasaki Ninja 125

Engine and Transmission Specifications
Transmission type	Chain (final drive)
Cooling system	Liquid
Ignition	Digital
Fuel control	Single Overhead Cams (SOHC)
Fuel system	Injection
Bore x Stroke	58.0 x 47.2 mm (2.3 x 1.9 inches)
Compression	11.7:1
Torque	11.7 Nm (1.2 kgf-m or 8.6 ft.lbs) @ 7700 RPM
Power	15.0 HP (10.9 kW) @ 10000 RPM
Engine type	Single cylinder, four-stroke
Capacity:	125.0 ccm (7.63 cubic inches)
Brakes, suspension, Frame and wheels
Rear brakes	Single disc
Diameter	200 mm (7.9 inches)
Front brakes	Double disc
Rear tire	130/70-17
Front tire	100/80-17
Rear Suspension	Offset laydown single-shock with adjustable preload
Front Suspension	Inverted fork
Trail	90 mm (3.5 inches)

Physical measures and capacities
Fuel capacity	7.40 litres (1.96 US gallons)
Wheelbase	1330 mm (52.4 inches)
Ground clearance	170 mm (6.7 inches)
Overall width	685 mm (27.0 inches)
Overall length	1935 mm (76.2 inches)
Overall height	1075 mm (42.3 inches)
Seat height	785 mm (30.9 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc	148.0 kg (326.3 pounds)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Starter	Electric
Color options	Lime Green/Ebony/Pearl Blizzard White

Performance Profile & Rider Fit

Best For

Track40%

City85%

Cornering65%

Daily Riding80%

Touring35%

Passenger30%

Rider Profile

Best For	This bike suits beginners and new riders, including those on a learner license, who want a small-capacity sportbike to build skills and confidence.
Purpose	It is designed primarily for commuting, urban riding, and learning sport riding fundamentals rather than outright performance.
Rider Fit	Its light weight and compact dimensions make it easy to manage for shorter or less physically strong riders.
Character	It has a sporty, aggressive Ninja-styled character with modest real-world performance suited to relaxed, approachable riding.
Not Ideal For	It is not suited to experienced riders seeking high speed, long-distance touring comfort, or off-road capability.

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

Rider Fit Visualizer

2021 Kawasaki Ninja 125 Rider Ergonomics Assessment

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Feet:

At 785mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2021 Kawasaki Ninja 125, with a cramped knee angle of around 70 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

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MotorcycleDB Review

The 2021 Kawasaki Ninja 125 is a thrilling entry-level motorcycle that packs a punch. With its sleek design and powerful 125cc engine, this bike is perfect for riders looking for a blend of style and performance. The Ninja 125's lightweight frame and responsive handling make it a joy to ride, whether you're cruising through the city streets or hitting the open road. Its comfortable seating position and user-friendly controls make it an ideal choice for new riders, while its sporty looks and nimble performance will appeal to more experienced motorcyclists. Overall, the 2021 Kawasaki Ninja 125 is a fantastic option for anyone in the market for a stylish and capable entry-level motorcycle. Whether you're a newbie rider looking to gain confidence on the road or a seasoned biker seeking an agile, fun-to-ride bike, the Ninja 125 delivers on all fronts. With its impressive power and nimble handling, this bike is a great choice for anyone looking for a thrilling two-wheeled experience.