KTM 50 SX Mini - 2013 Specifications and Reviews
The 2013 KTM 50 SX Mini is a lightweight minibike engineered for young riders learning off-road fundamentals. Powered by a responsive 49cc two-stroke engine with automatic clutch, it delivers controllable power ideal for children developing riding skills. The bike is renowned for its reliability, handling characteristics, and role as an entry point to competitive motocross racing.
Engine and Transmission Specifications | |
| Driveline | 11:40. Primary drive: 61:33. Rigid 1-stage reduction 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 | Separate 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 | Minibike, cross |
| Year | 2013 |
| Model | KTM 50 SX Mini |
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Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 140 mm (5.5 inches) |
| Rear brakes | Single disc. Two-pot brake caliper |
| Front brakes diameter | 160 mm (6.3 inches) |
| Front brakes | Single disc. Four-pot brake caliper |
| Rear suspension travel | 171 mm (6.7 inches) |
| Rear suspension | WP Suspension 3614 BAEM |
| Front suspension travel | 100 mm (3.9 inches) |
| Front suspension | WP Suspension USD 35 |
| Frame type | Central tube frame of chrome molybdenum steel tubing, powder-coated |
Physical measures and capacities | |
| Fuel capacity | 2.00 litres (0.53 gallons) |
| Wheelbase | 914 mm (36.0 inches) |
| Ground clearance | 184 mm (7.2 inches) |
| Seat height | 558 mm (22.0 inches) If adjustable, lowest setting. |
| Dry weight | 40.5 kg (89.3 pounds) |
Other specs | |
| Wheelbase | 1,000 mm (39.4 inches) |
| Overall width | 830 mm (32.7 inches) |
| Overall length | 2,090 mm (82.3 inches) |
| Overall height | 1,140 mm (44.9 inches) |
| Power/weight ratio | 0.0815 HP/kg |
| Rear tyre | 110/80-17 |
| Front tyre | 100/80-17 |
| Fuel control | Single Overhead Cams (SOHC) |
| Valves per cylinder | 2 |
| Bore x Stroke | 57.0 x 48.8 mm (2.2 x 1.9 inches) |
| Compression | 10.6:1 |
| Torque | 9.20 Nm (0.9 kgf-m or 6.8 ft.lbs) @ 7000 Revolutions">RPM |
| Power | 11.00 Horsepower">HP (8.0 Kilowatt">kW)) @ 8500 Revolutions">RPM |
| Capacity: | 124.50 ccm (7.60 cubic inches) |
| Model | Keeway TXM125 |
| Color options | Orange/black/white |
| Starter | Kick |






































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