Jonway Weiba YY400-5 - 2023 Specifications and Reviews

The 2023 Jonway Weiba YY400-5 is a modern cruiser designed for riders seeking accessible, affordable motorcycle ownership with classic styling. Powered by a 400cc V2 four-stroke engine producing 31.5 horsepower, it delivers smooth mid-range performance ideal for commuting and casual riding. Known for its approachable handling, reliable liquid-cooled engine, and traditional cruiser aesthetics, it appeals to beginner and budget-conscious riders.

2023
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General information

CategoryCustom / cruiser
Year2023
ModelJonway Weiba YY400-5
 
 

Engine and Transmission Specifications

Exhaust systemStainless steel
Transmission typeBelt   (final drive)
Gearbox6-speed
Cooling systemLiquid
Fuel systemInjection. Delphi
Bore x Stroke62.0 x 66.0 mm (2.4 x 2.6 inches)
Top speed140.0 km/h (87.0 mph)
Torque28.0 Nm (2.9 kgf-m or 20.7 ft.lbs) @ 7000 RPM
Power31.5 HP (23.0 kW) @ 8500 RPM
Engine typeV2, four-stroke
Capacity:400.0 ccm (24.41 cubic inches)
 
 

Brakes, suspension, Frame and wheels

WheelsCast alloy
Rear brakesSingle disc. ABS
Front brakesDouble disc. ABS
Rear tire150/80-15
Front tire120/80-16
Rear SuspensionAdjustable dual shocks
Front SuspensionTelescopic fork
Frame typeSteel

Physical measures and capacities

Fuel capacity18.00 litres (4.76 US gallons)
Wheelbase1430 mm (56.3 inches)
Ground clearance140 mm (5.5 inches)
Overall width860 mm (33.9 inches)
Overall length2080 mm (81.9 inches)
Overall height1120 mm (44.1 inches)
Seat height710 mm (28.0 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc165.0 kg (363.8 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
CommentsMade in China.
Carrying capacitySaddle bags
LightLED lighting
Electrical12V, 12Ah battery.
InstrumentsAnalogue/digital
StarterElectric
Color optionsSilver, white, green, grey, yellow, red

Performance Profile & Rider Fit

31.5 hp
Peak Power
9.5s
0-60 mph
87 mph
Top Speed

Best For

Track10%
City60%
Cornering40%
Daily Riding55%
Touring45%
Passenger40%

Rider Profile

Best ForThis is an approachable, low-power cruiser well suited to beginners or riders returning to biking after time away.
PurposeIt's built for relaxed, low-speed cruising and casual city riding rather than performance or long-distance touring.
Rider FitA low seat height and light 165 kg weight make it manageable for shorter or less physically strong riders.
CharacterThe V-twin engine and cruiser styling give it a classic, laid-back character with a modest but usable spread of torque.
Not Ideal ForThis bike is not for riders seeking highway-speed touring capability, off-road use, or sporty cornering performance.

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

Rider Fit Visualizer

2023 Jonway Weiba YY400-5 Rider Ergonomics Assessment

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

Feet:

At 710mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2023 Jonway Weiba YY400-5, with a cramped knee angle of around 75 degrees and an upright 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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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2023 Jonway Weiba YY400-5 is a standout in the world of scooters. Its sleek design and advanced features make it a top choice for anyone in the market for a reliable and efficient mode of transportation. The powerful 400cc engine provides plenty of speed and acceleration, while still maintaining excellent fuel efficiency. The spacious storage compartment underneath the seat is a convenient feature for those who need to transport groceries or other items. With its comfortable seating and smooth handling, the Jonway Weiba YY400-5 is perfect for city commuting or leisurely rides around town. Overall, the 2023 Jonway Weiba YY400-5 is a highly impressive scooter that offers a great combination of style, performance, and practicality. Its modern design and advanced features set it apart from other scooters in its class, and its powerful engine and smooth handling make it a joy to ride. Whether you're a daily commuter or simply looking for a fun and practical mode of transportation, the Jonway Weiba YY400-5 is definitely worth considering.
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