Naked Motorcycles

2023Kawasaki Rouser NS125 Fi

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The 2023 Kawasaki Rouser NS125 Fi is an entry-level naked bike designed for beginner and budget-conscious riders seeking reliable daily commuting. Its fuel-injected 124cc single-cylinder engine delivers modest but adequate power for city riding and light highway use. Known for its affordability, simplicity, and practical design, it excels as an economical first motorcycle or dependable commuter platform.

Capacity: 124.4 ccm
Engine: Single, four-stroke
Gearbox: 5-speed
Wet weight: 125.0 kg
Seat height: 805 mm
Power: 12.0 HP (8.8 kW) @ 8500 RPM

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How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail15%

Cornering55%

City riding82%

Daily riding75%

Touring20%

Two-up30%

Track10%

Best for: Designed primarily as an affordable, lightweight commuter for navigating congested urban streets.
Built for: A friendly, unintimidating little naked bike that favors approachability over outright performance.
Not ideal for: This is not the bike for riders wanting highway speed, long-distance touring comfort, or two-up passenger capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 805mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2023 Kawasaki Rouser NS125 Fi, with a relaxed knee angle of around 125 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

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Full specifications

Engine

Capacity: 124.4 ccm
Power: 12.0 HP (8.8 kW) @ 8500 RPM
Torque: 10.8 Nm (1.1 kgf-m) @ 6500 RPM
Engine type: Single, four-stroke
Power/weight ratio: 0.0960 HP/kg (wet)
Cooling system: Air
Fuel system: Injection
Starting: Kick

Transmission

Gearbox: 5-speed
Transmission type: Manual

Dimensions & weight

Overall length: 2017 mm
Overall width: 804 mm
Overall height: 1195 mm
Seat height: 805 mm
Wet weight: 125.0 kg
Fuel capacity: 10.50 litres
Ground clearance: 167 mm
Dry weight: Not on record - add it

Chassis & suspension

Front suspension: Telescopic fork
Rear suspension: Dual shocks

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 240 mm
Rear brakes: Expanding brake (drum brake)
Front tyre: 100/80-16
Rear tyre: 130/70-17

Other

Color options: Black, yellow
Comments: Sold in Asia.

Specs last verified against published sources: October 2026.

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

Rider Reviews

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MotorcycleDB

The 2023 Kawasaki Rouser NS125 Fi is a sleek and powerful motorcycle that is sure to turn heads on the road. With its fuel-injected engine, riders can expect smooth and efficient performance as they navigate through city streets or hit the open highway. The NS125 Fi also features a stylish design, with its sporty graphics and aggressive stance, making it a standout choice for riders looking for a combination of style and performance.

Additionally, the NS125 Fi comes equipped with advanced features such as a digital instrument panel, LED headlight, and disc brakes, providing riders with a modern and safe riding experience. Whether you're a seasoned rider or a beginner looking to make a statement, the 2023 Kawasaki Rouser NS125 Fi is a top contender in the 125cc motorcycle category.

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