Kawasaki KFX 50 Specs (Top Speed | Horsepower | Weight)

The Kawasaki KFX 50 motorcycle specifications include a 49.5 cc (3.02 cu in) engine, an automatic gearbox, and a listed weight of 111.1 kg (245 lb).

Key specifications

2010, 2014Model years
50 ccDisplacement
111.1 kgWet weight
5.7 LFuel tank
965 mmWheelbase
100 mmGround clearance
Model years covered
20102014
Year-specific specification changes

The 2010 model is treated as the standard specification. Only later model years with a different supplied value are shown below.

Compression ratio
201410.0:1
Front brakes
2014Double disc
Rear brakes
2014Single disc. Hydraulic.
Wet weight
2014108.9 kg (240 lb)
Fuel capacity
20145.68 L (1.50 US gal)

How the Kawasaki KFX 50 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 weight111.1 kg
Low 70.3 kgAverage 208 kgHigh 383.1 kg

About 47% lighter than the Kawasaki database average. Around the 13th 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 6th 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 weight13th

111.1 kg — heavier than about 13% of Kawasaki models, or lighter than about 87%.

Fuel capacity6th

5.7 L — larger than about 6% 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.

Wheelbase965 mm
This bike

965

Kawasaki avg

1,441

33% below average.

Ground clearance100 mm
This bike

100

Kawasaki avg

187

46% below average.

Mechanical overview

Engine layout snapshot

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

Wheelbase 965 mmClearance 100 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 10.8:1
Cooling system Air
Fuel system Carburettor. Keihin PTE 16
Ignition Solid state CDI

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)
Rear brakes Single disc
Front tire 16/8-7
Rear tire 16/8-7

Dimensions and weight

Wet weight 111.1 kg (245 lb)
Overall length 1,400 mm (55.1 inches)
Overall width 881 mm (34.7 inches)
Wheelbase 965 mm (38.0 inches)
Ground clearance 100 mm (3.9 inches)

Fuel and emissions

Fuel capacity 5.67 L (1.50 US gal)

Other specifications

Color options Lime Green, Sunbeam Red
Price as new US$ 1999. 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.