| Attribute | Husqvarna FC450 × | KTM 505 SX-F × |
|---|---|---|
| General | ||
| Production from (year) | 2014 | 2008 |
| Make | Husqvarna | KTM |
| Model | Husqvarna FC450 | KTM 505 SX-F |
| Category | Cross / motocross | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 4 |
| Fuel system | Injection | Carburettor. Keihin MX FCR 41 |
| Displacement (cm³) | 449.3 | 477.5 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 95 | 100 |
| Stroke (mm) | 63.4 | 60.8 |
| Gearbox | 5-speed | 4-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | 520 X-Ring chain | - |
| Ignition | Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment | Kokusan digital DC-CDI |
| Clutch | Wet multi-disc clutch DDS / Brembo hydraulics | Wet multi-disc clutch, operated hydraulically |
| Lubrication system | Forced oil lubrication with 2 Eaton pumps | Pressure lubrication |
| Compression | - | 12.5:1 |
| Chassis | ||
| Front suspension | WP Suspension Up Side Down 4CS | WP USD 48 mm |
| Rear suspension | WP Monoshock with linkage | WP monoshock PDS |
| Front brakes | Single disc. Four-pot brake caliper | Single disc |
| Rear brakes | Single disc. One-pot brake caliper, floating disc | Single disc |
| Diameter (mm) | 220 | 220 |
| Frame type | Central tube frame made of chrome molybdenum steel tubing | Central double-cradle-type 25 CrMo 4 |
| Front tyre | 90/90-21 | 80/100-21 |
| Rear tyre | 140/90-18 | 110/90-19 |
| Front wheel travel (mm) | 300 | 300 |
| Rear wheel travel (mm) | 317 | 335 |
| Rake (fork angle) (degree) | 26.5 | 26.5 |
| Other | ||
| Starter | Electric | Kick |
| Dimensions | ||
| Wheelbase (mm) | 1,482 | 1,475 |
| Dry weight (kg) | 107 | 104 |
| Seat height (mm) | 992 | 960 |
| Ground clearance (mm) | 371 | 380 |
| Performance | ||
| Fuel capacity (l) | 7.5 | - |