| TECHNICAL SPECIFICATION | 
|---|
| Model ID | 
|---|
| Manufacturer (Make) | Cobra | 
| Model Name | CX50 Junior | 
| Year | 2011 | 
| Category(class) | Pocket bike / Minibike (Cross) | 
| Engine | 
|---|
| Engine Capacity (Displacement) | 50 ccm (3.05 cubic inches) | 
| Engine Type | Single cylinder, two-stroke | 
| Bore x Stroke | Ø39.0 mm x 41.7 mm (Ø1.54 inches x 1.64 inches) | 
| Bore/Stroke Ratio | 0.94 | 
| Fuel System(Carburetion) | Carburettor | 
| Starter System | Kick | 
| Lubrication System | Mixture lubrication | 
| Cooling System | Liquid | 
| Exhaust System | Tuned pipe and silencer | 
| Powertrain | 
|---|
| Clutch | Cobra 3Gx 3-Shoe | 
| Gearbox | 1 speed | 
| Transmission (Final Drive) | Chain | 
| Chassis/Suspension/Brakes | 
|---|
| Frame Type | Double Cradle 4130 CrMo steel | 
| Front Suspension | Marzocchi 32mm | 
| Front Suspension Travel | 160 mm (6.3 inches) | 
| Rear Suspension | Öhlins Piggyback | 
| Rear Suspension Travel | 170 mm (6.69 inches) | 
| Front Brakes | Single disc | 
| Front Brakes Diameter | Ø160 mm (Ø6.3 inches) | 
| Rear Brakes | Single disc | 
| Rear Brakes Diameter | Ø140 mm (Ø5.51 inches) | 
| Front Tire | 250-12 | 
| Rear Tire | 275-10 | 
| Dimensions | 
|---|
| Seat Height | 607 mm (23.9 inches) | 
| Wheelbase | 908 mm (35.75 inches) | 
| Ground Clearance | 216 mm (8.5 inches) | 
| Dry Weight | 36.7 kg (81 lb) | 
| Performance | 
|---|
| Top Speed | - | 
| Acceleration (dart, speedup) time |  | 
| 0-100 km/h | - | 
| 0-60 mph | - | 
| 1/4 mile | - | 
| 60 to 140 km/h, highest gear | - |