These are the known mechanical and performance specifications for your 2012 Lifan LF125-3 Cross.
Basic Specs

Engine
Displacement124.00 ccm (7.57 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression9.0:1
Bore/Stroke56.5 x 56.5 mm (2.2 x 2.2 inches)
Valves/Cylinder
FuelingCarburettor
Ignition
Exhaust
Lubrication
CoolingAir
Performance
Horespower11.00 HP (8.0 kW)
Torque8.30 Nm (0.8 kgf-m or 6.1 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity10.50 litres (2.77 gallons)
Emissions
Chassis
Frame Type
Rake
Trail
Front SuspensionTelescopic hydraulic
Front Travel
Rear SuspensionDual shocks
Rear Travel
Seat
Seat Height730 mm (28.7 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height800 mm (31.5 inches)
Total Length1,690 mm (66.5 inches)
Total Width770 mm (30.3 inches)
Ground Clearance
Wheelbase1,285 mm (50.6 inches)
Dry Weight105.0 kg (231.5 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre2.75-18
Rear Tire/Tyre3.00-18
Front BrakesSingle disc. Optional drum
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels
Comments
Made in China.