Kawasaki Ninja 125 Specs (Top Speed | Horsepower | Weight)

The Kawasaki Ninja 125 motorcycle specifications include a 125 cc (7.63 cu in) engine and a listed weight of 101 kg (222.7 lb).

Key specifications

2019-2023Model years
125 ccDisplacement
9.6 Nm @ 7,500 rpmTorque
101 kgWet weight
805 mmSeat height
7.4 LFuel tank
1,175 mmWheelbase
Model years covered
20192020202120222023
Year-specific specification changes

The 2019 model is treated as the standard specification. Only later model years with a different supplied value are shown below.

Bore × stroke
2020202358.0 x 47.2 mm (2.3 x 1.9 inches)
Front brakes
2022Double disc. ABS
2023Single disc. Petal disc. Dual-piston caliper.
Front suspension
2022202337 mm telescopic fork
Front tire
20202023100/80-17
Fuel system
20222023Injection. 28 mm
Rear brakes
2022Single disc. ABS
2023Single disc. Petal disc. Dual-piston caliper.
Rear suspension
20222023Uni-Trak, gas-charged shock with adjustable preload
Rear tire
20202023130/70-17
Torque
2020202311.7 Nm (1.2 kgf-m or 8.6 ft.lbs) @ 7,700 rpm
Wet weight
20202021148 kg (326.3 lb)
20222023149 kg (328.5 lb)
Wheelbase
202020231,330 mm (52.4 inches)
Fuel capacity
2022202311.00 L (2.91 US gal)
Fuel control
20222023Double Overhead Cams/Twin Cam (DOHC)
Overall height
202020231,075 mm (42.3 inches)
Overall length
202020231,935 mm (76.2 inches)
Overall width
20202023685 mm (27.0 inches)
Seat height
20202023785 mm (30.9 inches)

How the Kawasaki Ninja 125 compares

This compares the motorcycle with all Kawasaki models in this specifications database. The blue marker is this model and the grey line is the Kawasaki database average.

Displacement125 cc
Low 84 ccAverage 687 ccHigh 1,700 cc

About 82% lower than the Kawasaki database average. Around the 11th percentile across Kawasaki models.

Wet weight101 kg
Low 70.3 kgAverage 208 kgHigh 383.1 kg

About 51% lighter than the Kawasaki database average. Around the 9th percentile across Kawasaki models.

Seat height805 mm
Low 680 mmAverage 801 mmHigh 955 mm

Very close to the Kawasaki database average. Around the 52nd percentile across Kawasaki models.

Fuel capacity7.4 L
Low 3.8 LAverage 15.3 LHigh 24 L

About 52% smaller than the Kawasaki database average. Around the 13th percentile across Kawasaki models.

This model Kawasaki database average

Mechanical overview

Engine layout snapshot

Single cylinder, four-stroke • 125 cc • Liquid cooled
Chassis snapshot

Wheelbase 1,175 mmSeat 805 mm
Chain (final drive) • 100/90-12 front / 120/70-12 rear

Additional useful specifications

Front tire size 100/90-12
Rear tire size 120/70-12
Front tire width 100 mm
Front tire aspect ratio 90%
Front rim diameter 12 in
Rear tire width 120 mm
Rear tire aspect ratio 70%
Rear rim diameter 12 in
Bore/stroke ratio 1.11:1 (Oversquare)

Engine specifications

Engine type Single cylinder, four-stroke
Displacement 125 cc (7.63 cu in)
Torque 9.6 Nm (1.0 kgf-m or 7.1 ft.lbs) @ 7,500 rpm
Bore × stroke 56.0 x 50.6 mm (2.2 x 2.0 inches)
Cooling system Liquid
Fuel system Injection
Fuel control Single Overhead Cams (SOHC)
Ignition Digital
Starter Electric

Transmission and drivetrain

Final drive Chain (final drive)

Chassis and suspension

Front suspension Inverted fork
Rear suspension Offset laydown single-shock with adjustable preload

Brakes, wheels and tires

Front brakes Double disc
Rear brakes Single disc
Front tire 100/90-12
Rear tire 120/70-12

Dimensions and weight

Wet weight 101 kg (222.7 lb)
Seat height 805 mm (31.7 inches)
Overall length 1,700 mm (66.9 inches)
Overall width 750 mm (29.5 inches)
Overall height 1,005 mm (39.6 inches)
Wheelbase 1,175 mm (46.3 inches)

Fuel and emissions

Fuel capacity 7.40 L (1.96 US gal)

Other specifications

Color options Lime Green/Black
Factory warranty 24 Months Unlimited Kilometres

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Kawasaki models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Kawasaki information before relying on them. Visit the official Kawasaki website.