| TECHNICAL SPECIFICATION | 
|---|
| Model ID | 
|---|
| Manufacturer (Make) | GAS GAS | 
| Model Name | EC 450 FSR | 
| Year | 2009 | 
| Category(class) | Enduro | 
| Engine | 
|---|
| Engine Capacity (Displacement) | 449 ccm (27.4 cubic inches) | 
| Engine Type | Single cylinder, four-stroke | 
| Bore x Stroke | Ø97.0 mm x 60.8 mm (Ø3.82 inches x 2.39 inches) | 
| Bore/Stroke Ratio | 1.6 | 
| Fuel System(Carburetion) | Injection. Electronic injection (Battery less EFI) | 
| Ignition | Integrated in the injection system. | 
| Starter System | Kick | 
| Cooling System | Liquid | 
| Powertrain | 
|---|
| Clutch | Multidisc hidraulic operated AJP. | 
| Gearbox | 6 speed | 
| Transmission (Final Drive) | Chain | 
| Chassis/Suspension/Brakes | 
|---|
| Frame Type | Deltabox build with Cromoly  D  tubes. | 
| Front Suspension | 45 mm upside-down Marzocchi fork | 
| Front Suspension Travel | 290 mm (11.42 inches) | 
| Rear Suspension | One-piece aluminium swing arm progressive system with Sachs shock absorber | 
| Front Brakes | Single disc. Double-piston Nissin | 
| Front Brakes Diameter | Ø260 mm (Ø10.24 inches) | 
| Rear Brakes | Single disc. Single-piston Nissin | 
| Rear Brakes Diameter | Ø220 mm (Ø8.66 inches) | 
| Front Tire | 90/90-21 | 
| Rear Tire | 140/80-18 | 
| Dimensions | 
|---|
| Seat Height | 940 mm (37.01 inches) | 
| Wheelbase | 1465 mm (57.68 inches) | 
| Dry Weight | 118.0 kg (260 lb) | 
| Fuel Capacity  | 7.50 litres (1.98 gallons) | 
| Performance | 
|---|
| Top Speed | - | 
| Acceleration (dart, speedup) time |  | 
| 0-100 km/h | - | 
| 0-60 mph | - | 
| 1/4 mile | - | 
| 60 to 140 km/h, highest gear | - |