These are the known mechanical and performance specifications for your 2011 Garelli GSP 50.
Basic Specs

Engine
Displacement49.50 ccm (3.02 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression
Bore/Stroke
Valves/Cylinder
FuelingCarburettor
IgnitionCDI
Exhaust
Lubrication
CoolingLiquid
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity5.00 litres (1.32 gallons)
Emissions
Chassis
Frame Type
Rake
Trail
Front SuspensionTelecopic fork
Front Travel70 mm (2.8 inches)
Rear SuspensionSpring shock absorber
Rear Travel50 mm (2.0 inches)
Seat
Seat Height780 mm (30.7 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,130 mm (44.5 inches)
Total Length1,855 mm (73.0 inches)
Total Width710 mm (28.0 inches)
Ground Clearance
Wheelbase1,287 mm (50.7 inches)
Dry Weight89.0 kg (196.2 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre130/60-13
Rear Tire/Tyre130/60-13
Front BrakesSingle disc
Front Brake Diameter190 mm (7.5 inches)
Rear BrakesSingle disc
Rear Brake Diameter190 mm (7.5 inches)
WheelsLight alloy


Comments
Garelli is an Italian brand.