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 2025 → 2026
Cooling
LiquiZlHesUiZd → liquide
Compression ratio
13.0:1b1fIYgTqKQe → 13 : 1
Bore × stroke
95.0 x 63.4 mm (3.7 x 2.FyJqFDD4xF5 inches) → 95 x 63.4 mm
Fuel system
Injection. Keihib4Awrgkmn EFI, throttle body 44 mm → Injection Ø 44 mm
Valve timing
Single Overhead Cams (SOHCtDuQioJtZbH) → —
Ignition
KwEuTMeihin EMS → —
Starter
GDr2hdQnOElectric → électrique
Frame
Central double-cradle-type 25CrMo4 steel. Aluminum-reinforced polyamide sujiwoRu8oHwbframe. → Cadre tubulaire central en acier
Gearbox
5-spXMG58J0dbMheed → boîte à 5 rapports
Final drive
Chain (final drive)HMXt3MU9j → Chaîne
Clutch
Wet, iuGDm14DDS multi-disc clutch, Brembo hydraulics → —
Front suspension
WP XACT-USD N3o0pG(AER), Ø 48 mm → Fourche téléhydraulique inversée WP Ø 48 mm, déb : 310 mm
Rear suspension
WP XACT Monoshock with linkagdwXtUJsSu9nEMe → Mono-amortisseur WP, déb : 300 mm
Front wheel travel
310 mm (VlllwNM12.2 inches) → —
Rear wheel travel
300 mm (11.8 incheRYS3vh8iFHs) → —
Front brakes
Single disc. Brake calipers on floating 4IHFGxbearings → Freinage 1 disque Brembo Ø 260 mm, étrier 2 pistons
Rear brakes
Single disc. Brake calipers on floating beart8BI7X6ings → Freinage 1 disque Brembo Ø 220 mm, étrier simple piston
Front tyre
1.j3eteF0s280uK3F6-21 → 80/100-21
Rear tyre
2.65Cvy15-19 → 110/90-19
Wheelbase
70.00 mm → —
Ground clearance
343.00 mm → —
Weight
— → 103.10 kg
Dry weight
102.60 kg → —
New price
12 199 € → 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 (383 motorcycles compared)
Power 62 ch Top 10%
17 ch median 47 ch 63 ch
Weight 103 kg Lighter than 88%
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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