These are the known mechanical and performance specifications for your 2021 Viarelli Monztro.
Basic Specs

Engine
Displacement49.3 ccm (3.01 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression10.5:1
Bore/Stroke39.0 x 41.5 mm (1.5 x 1.6 inches)
Valves/Cylinder2
FuelingCarburettor
IgnitionCDI
Exhaust
Lubrication
CoolingAir
Performance
Horespower2.8 HP (2.1 kW) @ 7500 RPM
Torque2.8 Nm (0.3 kgf-m or 2.1 ft.lbs) @ 6500 RPM
Top Speed45.0 km/h (28.0 mph)
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity6.40 litres (1.69 US gallons)
Emissions
Chassis
Frame TypeUnderbone, steel
Rake
Trail
Front SuspensionTelescopic fork
Front Travel
Rear SuspensionDual shocks
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length1900 mm (74.8 inches)
Total Width690 mm (27.2 inches)
Ground Clearance
Wheelbase1330 mm (52.4 inches)
Dry Weight99.0 kg (218.3 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesSingle disc
Rear Brake Diameter
WheelsAluminium alloy
Comments
Swedish ownws brand. Bikes made in China.