The KTM 85 SX motorcycle specifications include a 84.9 cc (5.18 cu in) engine, a 6-speed gearbox, and a listed weight of 72 kg (158.7 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 85 SX 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 81% lower than the KTM database average. Around the 10th 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.
85 cc — larger displacement than about 10% of KTM models.
Mechanical overview
Additional useful specifications
| Front tire size | 70/100-17 |
|---|---|
| Rear tire size | 90/100-14 |
| Front tire width | 70 mm |
| Front tire aspect ratio | 100% |
| Front rim diameter | 17 in |
| Rear tire width | 90 mm |
| Rear tire aspect ratio | 100% |
| Rear rim diameter | 14 in |
| Bore/stroke ratio | 0.96:1 (Undersquare) |
Model information
| Category | Prototype / concept model |
|---|
Engine specifications
| Engine type | Single cylinder, two-stroke |
|---|---|
| Displacement | 84.9 cc (5.18 cu in) |
| Bore × stroke | 47.0 x 49 mm (1.9 x 1.9 inches) |
| Cooling system | Liquid |
| Fuel system | Carburettor |
Transmission and drivetrain
| Gearbox | 6-speed |
|---|
Chassis and suspension
| Front wheel travel | 275 mm (10.8 inches) |
|---|---|
| Rear wheel travel | 300 mm (11.8 inches) |
Brakes, wheels and tires
| Front brakes | Single disc |
|---|---|
| Rear brakes | Single disc |
| Front tire | 70/100-17 |
| Rear tire | 90/100-14 |
Dimensions and weight
| Dry weight | 72 kg (158.7 lb) |
|---|---|
| Wheelbase | 1,290 mm (50.8 inches) |
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.