Serpento Viper 250 - 2026 Specifications and Reviews

The 2026 Serpento Viper 250 is a lightweight enduro machine designed for riders seeking accessible off-road capability and urban versatility. Its single-cylinder four-stroke engine delivers responsive midrange torque ideal for trail riding, while the telescopic fork and monoshock suspension handle rough terrain with composure. Known for its nimble handling and fuel efficiency, this 250cc platform suits beginner to intermediate adventurers.

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General information

Color OptionsBlue, gray
CategoryEnduro / offroad
 
 

Engine and Transmission Specifications

StartingElectric & kick
Final DriveChain (final drive)
Gearbox5-speed
Cooling SystemAir
Max Torque19.0 Nm (1.9 kgf-m or 14.0 ft.lbs) @ 6000 RPM
Max Power16.7 HP (12.2 kW)) @ 7500 RPM
Capacity:250.0 ccm (15.26 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity15.00 litres (3.96 US gallons)
Wheelbase2080 mm (81.9 inches)
Overall Width1270 mm (50.0 inches)
Overall Length860 mm (33.9 inches)
Seat Height860 mm (33.9 inches) If adjustable, lowest setting.
Power/Weight Ratio0.1285 HP/kg
Dry Weight130.0 kg (286.6 pounds)

Serpento Viper 250 dimensions and frame

Rear BrakesSingle disc
Front BrakesSingle disc
Rear Tyre4.60-17
Front Tyre110/90-19
Rear SuspensionMonoshock
Front SuspensionTelescopic fork

Speed and acceleration

Top Speed110.0 km/h (68.4 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Update specsReport missing specs or required updates.
CommentsSold in South-America. Produced in China.
Electrical12V / 7A battery
Engine typeSingle cylinder, four-stroke
Model year2025
Motorcycle nameSerpento Viper 250

Performance Profile & Rider Fit

16.7 hp
Peak Power

Best For

Track15%
City45%
Cornering55%
Daily Riding45%
Touring25%
Passenger25%

Rider Profile

Best ForSuits newer or budget-conscious riders looking for a light, forgiving offroad-styled bike rather than seasoned high-performance enthusiasts.
PurposeBuilt primarily for light trail riding, commuting on rough roads, and general low-speed utility rather than speed or long-distance comfort.
Rider FitThe low dry weight and moderate seat height make it manageable for smaller or less experienced riders, though the tall-ish enduro stance may still challenge very short riders.
CharacterA simple, low-powered air-cooled single that favors mechanical simplicity, easy maintenance, and off-road capability over refinement or outright performance.
Not Ideal ForNot suitable for riders wanting highway touring speeds, sustained high-speed stability, or a plush, long-distance comfort experience.

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

Rider Fit Visualizer

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

Feet:

At 860mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 2026 Serpento Viper 250, with a cramped knee angle of around 75 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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