KTM 50 SX - 2015 Specifications and Reviews
The 2015 KTM 50 SX is an entry-level dirt bike engineered for young and novice riders seeking their first motocross experience. Its lightweight 39.8 kg frame, low 684 mm seat height, and manageable power delivery make it ideally suited for building fundamental riding skills. The bike is best known for its reliability and user-friendly nature, with optional power restriction capabilities for absolute beginners.
Engine and Transmission Specifications | |
| Driveline | 11:40. Primary drive: 33:61 straight cut spur gear. |
| Clutch | 3-lining automatic clutch on the main shaft / centrifugal force |
| Transmission type,final drive | Chain |
| Gearbox | 1-speed |
| Cooling system | Liquid |
| Lubrication system | Mixture oil lubrication |
| Ignition | SELETTRA 2p D36 |
| Fuel system | Carburettor |
| Bore x Stroke | 39.5 x 40.0 mm (1.6 x 1.6 inches) |
| Engine details | Reed intake. |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.00 ccm (2.99 cubic inches) |
| Category | Cross / motocross |
| Year | 2015 |
| Model | KTM 50 SX |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 140 mm (5.5 inches) |
| Rear brakes | Single disc. Two-piston calipers. |
| Front brakes diameter | 160 mm (6.3 inches) |
| Front brakes | Single disc. Four-piston calipers. |
| Rear wheel travel | 185 mm (7.3 inches) |
| Rear Suspension | WP Suspension 3614 BAEM |
| Front wheel travel | 205 mm (8.1 inches) |
| Front Suspension | WP Suspension USD 35 |
| Rake (fork angle) | 24.0° |
| Frame type | Central tube frame of chrome molybdenum steel tubing, powder-coated |
| | |
Physical measures and capacities | |
| Fuel capacity | 2.30 litres (0.61 gallons) |
| Wheelbase | 1,032 mm (40.6 inches) |
| Ground clearance | 252 mm (9.9 inches) |
| Seat height | 684 mm (26.9 inches) If adjustable, lowest setting. |
| Dry weight | 39.8 kg (87.7 pounds) |
Other specs | |
| Comments | For absolute beginners, the engine power can be restricted to a moderate 5.5 hp with a kit. |
| Starter | Kick |
| Color options | Orange/black |










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