Kawasaki J300 - 2015 Specifications and Reviews

The 2015 Kawasaki J300 is a practical maxi-scooter designed for commuters and touring riders seeking comfort and reliability. Known for its spacious seating, responsive handling, and fuel-efficient engine, it delivers smooth performance ideal for urban and highway riding. Its adjustable suspension and generous fuel capacity make it well-suited for extended journeys.

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General information

CategoryScooter
Year2015
ModelKawasaki J300

Engine and Transmission Specifications

Transmission type,final driveBelt
Cooling systemLiquid
Lubrication systemForced lubrication, wet sump
IgnitionECU Control (Full transistor)
Fuel controlSingle Overhead Cams (SOHC)
Fuel systemInjection
Bore x Stroke72.7 x 72.0 mm (2.9 x 2.8 inches)
Compression10.8:1
Torque28.70 Nm (2.9 kgf-m or 21.2 ft.lbs) @ 6500 RPM
Power27.22 HP (19.9 kW) @ 7750 RPM
Engine detailsReed valve.
Engine typeSingle cylinder, four-stroke
Capacity:299.00 ccm (18.24 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakes diameter240 mm (9.4 inches)
Rear brakesSingle disc. Optional ABS
Front brakes diameter260 mm (10.2 inches)
Front brakesSingle disc. Optional ABS
Rear tyre150/70-M13
Front tyre120/80-M14
Rear SuspensionTwin shocks with 5-way adjustable preload
Front Suspension37 mm telescopic fork
Frame typeTubular diamond, steel
 
 

Physical measures and capacities

Fuel capacity13.00 litres (3.43 gallons)
Wheelbase1,555 mm (61.2 inches)
Ground clearance145 mm (5.7 inches)
Overall length2,235 mm (88.0 inches)
Seat height775 mm (30.5 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc191.0 kg (421.1 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
StarterElectric
Color optionsWhite, black

Performance Profile & Rider Fit

27.2 hp
Peak Power
9.5s
0-60 mph

Best For

Track15%
City85%
Cornering55%
Daily Riding80%
Touring55%
Passenger60%

Rider Profile

Best ForSuitable for riders of any experience level, including newer riders stepping up from smaller scooters, thanks to its manageable power and automatic transmission.
PurposeBuilt as a practical maxi-scooter for commuting and urban mobility with enough capability for occasional longer weekend rides.
Rider FitThe low seat height and lightweight chassis make it accessible for shorter riders and easy to manage at low speeds and in stop-and-go traffic.
CharacterA comfortable, easygoing all-rounder that prioritizes practicality, smooth power delivery, and everyday usability over outright performance.
Not Ideal ForNot suited for riders seeking high-speed performance, aggressive cornering ability, or any off-road capability.

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

Rider Fit Visualizer

2015 Kawasaki J300 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 775mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2015 Kawasaki J300, with a moderate knee angle of around 110 degrees and a slightly forward 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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