Kawasaki KFX50 Specs (Top Speed | Horsepower | Weight)

The Kawasaki KFX50 motorcycle specifications include a 49.5 cc (3.02 cu in) engine, an automatic gearbox, and a listed weight of 108.9 kg (240 lb).

Key specifications

2015-2017Model years
50 ccDisplacement
108.9 kgWet weight
635 mmSeat height
5.7 LFuel tank
965 mmWheelbase
Model years covered
201520162017
Year-specific specification changes

The 2015 model is treated as the standard specification. Only later model years with a different supplied value are shown below.

Frame
2017Double cradle
Front suspension
20162017Single A-arm with twin shock absorbers
Rear suspension
20162017Swingarm with single shock absorber

How the Kawasaki KFX50 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.

Displacement50 cc
Low 84 ccAverage 687 ccHigh 1,700 cc

About 93% lower than the Kawasaki database average. Around the 1st percentile across Kawasaki models.

Wet weight108.9 kg
Low 70.3 kgAverage 208 kgHigh 383.1 kg

About 48% lighter than the Kawasaki database average. Around the 11th percentile across Kawasaki models.

Seat height635 mm
Low 680 mmAverage 801 mmHigh 955 mm

About 21% lower than the Kawasaki database average. Around the 1st percentile across Kawasaki models.

Fuel capacity5.7 L
Low 3.8 LAverage 15.3 LHigh 24 L

About 63% smaller than the Kawasaki database average. Around the 8th percentile across Kawasaki models.

This model Kawasaki database average

Kawasaki database percentile rankings

Percentiles show where this motorcycle sits across the Kawasaki specifications database. They are descriptive database rankings, not performance ratings.

Displacement1st

50 cc — larger displacement than about 1% of Kawasaki models.

Wet weight11th

108.9 kg — heavier than about 11% of Kawasaki models, or lighter than about 89%.

Seat height1st

635 mm — taller than about 1% of Kawasaki models.

Fuel capacity8th

5.7 L — larger than about 8% of Kawasaki fuel tanks in this database.

Dimensions compared with Kawasaki average

Each measurement is compared with the average value across Kawasaki models where that dimension is available.

Overall length1,400 mm
This bike

1,400

Kawasaki avg

2,122

34% below average.

Overall width881 mm
This bike

881

Kawasaki avg

833

6% above average.

Overall height909 mm
This bike

909

Kawasaki avg

1,175

23% below average.

Wheelbase965 mm
This bike

965

Kawasaki avg

1,441

33% below average.

Seat height635 mm
This bike

635

Kawasaki avg

801

21% below average.

Mechanical overview

Engine layout snapshot

Single cylinder, four-stroke • 50 cc • Air cooled
Chassis snapshot

Wheelbase 965 mmSeat 635 mm
Automatic • Chain (final drive) • 16/8-7 front / 16/8-7 rear

Additional useful specifications

Front tire size 16/8-7
Rear tire size 16/8-7
Bore/stroke ratio 0.94:1 (Undersquare)

Engine specifications

Engine type Single cylinder, four-stroke
Displacement 49.5 cc (3.02 cu in)
Bore × stroke 39.0 x 41.4 mm (1.5 x 1.6 inches)
Compression ratio 10.0:1
Cooling system Air
Fuel system Carburettor. Keihin PTE 16
Ignition Solid state CDI
Starter Electric

Transmission and drivetrain

Gearbox Automatic
Final drive Chain (final drive)

Chassis and suspension

Frame Double cradle, steel
Front suspension Single A-arm with twin shock absorbers / 2.8 in.
Rear suspension Swingarm with single shock absorber / 2.9 in.

Brakes, wheels and tires

Front brakes Expanding brake (drum brake). Dual
Rear brakes Single disc. Hydraulic.
Front tire 16/8-7
Rear tire 16/8-7

Dimensions and weight

Wet weight 108.9 kg (240 lb)
Seat height 635 mm (25.0 inches)
Overall length 1,400 mm (55.1 inches)
Overall width 881 mm (34.7 inches)
Overall height 909 mm (35.8 inches)
Wheelbase 965 mm (38.0 inches)

Fuel and emissions

Fuel capacity 5.68 L (1.50 US gal)

Electrical and instruments

Instruments Speedometer, odometer, clock, fuel gauge and coolant temp light
Lights Dual removable 30w headlights / LED taillight / brake light

Other specifications

Color options Green
Factory warranty 1 year
Price as new US$ 2000. MSRP depends on country, taxes, accessories, etc.

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.