Key performance
63 ch
Power
450 cc
Displacement
103 kg
Weight
958 mm
Seat height
7.2 L
Fuel capacity
13 000 €
New price
Compare the KTM 450 SX-F with: Choose a motorcycle →
Technical specifications
Changements 2008 → 2026
- Displacement
- 449 cc → 450 cc
- Power
- — → 63.0 ch (46.3 kW)
- Engine type
- Single cylinder, four-stroke → Monocylindre, 4 temps
- Cooling
- Liquid → liquide
- Compression ratio
- 12.5:1 → 13 : 1
- Bore × stroke
- 97.0 x 60.8 mm (3.8 x 2.4 inches) → 95 x 63.4 mm
- Camshafts
- — → 1 ACT
- Fuel system
- Carburettor. Keihin MX FCR 41 → Injection Ø 44 mm
- Valve timing
- Double Overhead Cams/Twin Cam (DOHC) → —
- Lubrication
- Pressure lubrication → —
- Ignition
- Kokusan digital DC-CDI → —
- Starter
- Electric & kick → électrique
- Frame
- Central double-cradle-type 25 CrMo4 → Cadre tubulaire central en acier
- Gearbox
- 6-speed → boîte à 5 rapports
- Final drive
- Chain (final drive) → Chaîne
- Clutch
- Wet multi-disc clutch, operated hydraulically → —
- Front suspension
- WP USD → Fourche téléhydraulique inversée WP Ø 48 mm, déb : 310 mm
- Rear suspension
- WP Monoshock PDS → Mono-amortisseur WP, déb : 300 mm
- Front wheel travel
- 300 mm (11.8 inches) → —
- Rear wheel travel
- 335 mm (13.2 inches) → —
- Front brakes
- Single disc. Floating discs. → Freinage 1 disque Brembo Ø 260 mm, étrier 2 pistons
- Rear brakes
- Single disc. Floating disc. → Freinage 1 disque Brembo Ø 220 mm, étrier simple piston
- Front tyre
- 80/100-21 → 80/100-21
- Front tyre pressure
- — → 1.00 bar
- Rear tyre
- 110/90-19 → 110/90-19
- Rear tyre pressure
- — → 1.00 bar
- Seat height
- 960.00 mm → 958.00 mm
- Wheelbase
- 1475.00 mm → —
- Ground clearance
- 380.00 mm → —
- Fuel capacity
- 8.20 L → 7.20 L
- Weight
- 104.00 kg → 103.10 kg
- Dry weight
- 104.60 kg → —
- New price
- — → 13 000 €
Engine
- Displacement
- 450 cc
- Power
- 63.0 ch (46.3 kW)
- Engine type
- Monocylindre, 4 temps
- Cooling
- liquide
- Compression ratio
- 13 : 1
- Bore × stroke
- 95 x 63.4 mm
- Valves/cylinder
- 4
- Camshafts
- 1 ACT
- Fuel system
- Injection Ø 44 mm
- Starter
- électrique
Chassis
- Frame
- Cadre tubulaire central en acier
- Gearbox
- boîte à 5 rapports
- Final drive
- Chaîne
- Front suspension
- Fourche téléhydraulique inversée WP Ø 48 mm, déb : 310 mm
- Rear suspension
- Mono-amortisseur WP, déb : 300 mm
Brakes
- Front brakes
- Freinage 1 disque Brembo Ø 260 mm, étrier 2 pistons
- Rear brakes
- Freinage 1 disque Brembo Ø 220 mm, étrier simple piston
- Front tyre
- 80/100-21
- Front tyre pressure
- 1.00 bar
- Rear tyre
- 110/90-19
- Rear tyre pressure
- 1.00 bar
Dimensions
- Seat height
- 958.00 mm
- Fuel capacity
- 7.20 L
- Weight
- 103.10 kg
- New price
- 13 000 €
Standard equipment
- Nombre de mode de conduite : 2
- Jantes aluminium
- Jantes à rayon
- Shifter
- Aide au départ arrêté (Launch Control)
- Contrôle de traction
Indicators & positioning
Weight-to-power ratio
0.60 ch/kg
Volumetric power
138.0 ch/L
In category Cross / motocross · 225-900cc displacement (384 motorcycles compared)
Power 62 ch Top 10%
17 ch median 47 ch 63 ch
Weight 103 kg Lighter than 89%
103 kg median 109 kg 132 kg
P/W ratio 0.60 ch/kg Top 2%
0.13 median 0.46 0.58 ch/kg
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