The KTM SX 125 motorcycle specifications include a 125 cc (7.63 cu in) engine and a listed weight of 91 kg (200.6 lb).
Key specifications
How the KTM SX 125 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 72% lower than the KTM database average. Around the 19th percentile across KTM models.
About 29% smaller than the KTM database average. Around the 25th 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.
125 cc — larger displacement than about 19% of KTM models.
7.5 L — larger than about 25% of KTM fuel tanks in this database.
Mechanical overview
Model information
| Year released | 1999 |
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Engine specifications
| Engine type | Single cylinder, two-stroke |
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| Displacement | 125 cc (7.63 cu in) |
| Cooling system | Liquid |
Transmission and drivetrain
| Final drive | Chain (final drive) |
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Brakes, wheels and tires
| Front brakes | Single disc |
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| Rear brakes | Single disc |
Dimensions and weight
| Dry weight | 91 kg (200.6 lb) |
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| Wheelbase | 1,461 mm (57.5 inches) |
Fuel and emissions
| Fuel capacity | 7.50 L (1.98 US gal) |
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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.