These are the known mechanical and performance specifications for your 2012 Hyosung Rush 50.
Basic Specs

Engine
Displacement49.00 ccm (2.99 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression
Bore/Stroke41.0 x 37.4 mm (1.6 x 1.5 inches)
Valves/Cylinder
FuelingCarburettor. 14 mm
Ignition
Exhaust
Lubrication
CoolingAir
Drivetrain
GearboxAutomatic
Final DriveBelt
Clutch
DrivelineV-belt fully automatic
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity4.80 litres (1.27 gallons)
Emissions
Chassis
Frame TypeSteel
Rake
Trail
Front SuspensionTelescopic Fork
Front Travel
Rear SuspensionCoil spring
Rear Travel
Seat
Seat Height740 mm (29.1 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,110 mm (43.7 inches)
Total Length1,825 mm (71.9 inches)
Total Width635 mm (25.0 inches)
Ground Clearance125 mm (4.9 inches)
Wheelbase1,270 mm (50.0 inches)
Dry Weight88.0 kg (194.0 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre110/70-12 
Rear Tire/Tyre120/90-12 
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels


Comments
Made in South Korea.