The KTM 50 SX Pro Junior LC motorcycle specifications include a 49.8 cc (3.04 cu in) engine and a listed weight of 37.6 kg (82.9 lb).
Key specifications
The 2003 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
How the KTM 50 SX Pro Junior LC compares
This compares the motorcycle with all KTM models in this specifications database. The blue marker is this model and the grey line is the KTM database average.
About 89% lower than the KTM database average. Around the 5th percentile across KTM models.
About 35% lower than the KTM database average. Around the 2nd percentile across KTM models.
About 81% smaller than the KTM database average. Around the 3rd percentile across KTM models.
KTM database percentile rankings
Percentiles show where this motorcycle sits across the KTM specifications database. They are descriptive database rankings, not performance ratings.
50 cc — larger displacement than about 5% of KTM models.
585 mm — taller than about 2% of KTM models.
2 L — larger than about 3% of KTM fuel tanks in this database.
Dimensions compared with KTM average
Each measurement is compared with the average value across KTM models where that dimension is available.
910
1,436
37% below average.
585
895
35% below average.
220
304
28% below average.
Mechanical overview
Additional useful specifications
| Front tire size | 2.75-10 |
|---|---|
| Rear tire size | 2.50-10 |
| Bore/stroke ratio | 0.99:1 (Square) |
Model information
| Category | Minibike, cross |
|---|
Engine specifications
| Engine type | Single cylinder, two-stroke |
|---|---|
| Displacement | 49.8 cc (3.04 cu in) |
| Bore × stroke | 39.5 x 40 mm (1.6 x 1.6 inches) |
| Cooling system | Liquid |
| Fuel system | Carburettor |
Transmission and drivetrain
| Final drive | Chain (final drive) |
|---|
Chassis and suspension
| Front wheel travel | 140 mm (5.5 inches) |
|---|---|
| Rear wheel travel | 205 mm (8.1 inches) |
Brakes, wheels and tires
| Front brakes | Single disc |
|---|---|
| Rear brakes | Expanding brake (drum brake) |
| Front tire | 2.75-10 |
| Rear tire | 2.50-10 |
Dimensions and weight
| Dry weight | 37.6 kg (82.9 lb) |
|---|---|
| Seat height | 585 mm (23.0 inches) |
| Alternate seat height | 610 mm (24.0 inches) If adjustable, highest setting. |
| Wheelbase | 910 mm (35.8 inches) |
| Ground clearance | 220 mm (8.7 inches) |
Fuel and emissions
| Fuel capacity | 2.00 L (0.53 US gal) |
|---|
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from KTM models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official KTM information before relying on them. Visit the official KTM website.