These are the known mechanical and performance specifications for your 2014 Keeway V-Blade 250i.
Basic Specs

Engine
Displacement248.90 ccm (15.19 cubic inches)
Type
DetailsV2, four-stroke
Max RPM
Compression9.4:1
Bore/Stroke49.0 x 66.0 mm (1.9 x 2.6 inches)
Valves/Cylinder
FuelingInjection. EFI
IgnitionTLI
Exhaust
LubricationPressure splash lubrication
CoolingAir
Performance
Horespower19.18 HP (14.0 kW)
Torque18.70 Nm (1.9 kgf-m or 13.8 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity13.50 litres (3.57 gallons)
Emissions
Chassis
Frame TypeArch bar truck
Rake
Trail
Front SuspensionTelescopic forks
Front Travel120 mm (4.7 inches)
Rear SuspensionTelescopic coil spring oil damped
Rear Travel70 mm (2.8 inches)
Seat
Seat Height688 mm (27.1 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,110 mm (43.7 inches)
Total Length2,280 mm (89.8 inches)
Total Width900 mm (35.4 inches)
Ground Clearance140 mm (5.5 inches)
Wheelbase1,530 mm (60.2 inches)
Dry Weight170.0 kg (374.8 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre3.00-18
Rear Tire/Tyre130/90-16
Front BrakesSingle disc
Front Brake Diameter270 mm (10.6 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels
Comments
Keeway is the American and European brand name of Qianjiang, China.