These are the known mechanical and performance specifications for your 2010 GAS GAS EC 300 2T.
Basic Specs

Engine
Displacement297.00 ccm (18.12 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression
Bore/Stroke72.0 x 72.0 mm (2.8 x 2.8 inches)
Valves/Cylinder
FuelingCarburettor
Ignition
Exhaust
Lubrication2
CoolingLiquid
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity9.50 litres (2.51 gallons)
Emissions
Chassis
Frame TypeDeltabox made with Cr-Mo ´B´ tubing.
Rake
Trail
Front Suspension48 mm upside-down fork
Front Travel295 mm (11.6 inches)
Rear SuspensionAluminium swingarm. Progressive system with shock absorbers
Rear Travel310 mm (12.2 inches)
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase1,476 mm (58.1 inches)
Dry Weight102.0 kg (224.9 pounds)
Wet Weight113.0 kg (249.1 pounds)
Wheels & Brakes
Front Tire/Tyre90/90-x21
Rear Tire/Tyre140/80-x18
Front BrakesSingle disc. 2-piston
Front Brake Diameter260 mm (10.2 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels
Comments
Bike made in Spain.