KTM 450 SX-F - 2026 Specifications and Reviews

The 2026 KTM 450 SX-F is a high-performance motocross bike engineered for competitive and serious amateur riders seeking championship-level performance. Its aggressive power delivery from the 450cc 4-stroke engine combined with premium WP suspension and Brembo braking systems delivers unmatched handling and control in demanding terrain. Built around KTM's proven formula, it excels in professional racing and remains the benchmark for open-class off-road competition.

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Engine and Transmission Specifications

ClutchWet, DDS multi-disc clutch, Brembo hydraulics
InductionKeihin EFI, throttle body 44 mm
Gearbox5-speed
Capacity449.9 cm³
Engine Type1-cylinder, 4-stroke engine

Physical measures and capacities

Fuel Capacity7.2 l
Ground Clearance343 mm
Seat Height958 mm
 
 

KTM 450 SX-F dimensions and frame

Rear Travel300 mm
Front Travel310 mm
Rear SuspensionWP XACT Monoshock with linkage
Front SuspensionWP XACT-USD (AER), Ø 48 mm
Rear BrakesDisc brake
Front BrakesDisc brake
FrameCentral double-cradle-type 25CrMo4 steel

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track92%
City10%
Cornering90%
Daily Riding15%
Touring10%
Passenger5%

Rider Profile

Best ForThis is a purebred motocross machine best suited to experienced off-road or competitive riders, not beginners.
PurposeBuilt for motocross racing and aggressive off-road riding on tracks and rough terrain.
Rider FitThe tall 958 mm seat height, high ground clearance, and firm suspension demand strong rider fitness and confident bike control.
CharacterA light, explosive, high-revving single-cylinder racer that rewards aggressive input with razor-sharp agility and jump-ready suspension.
Not Ideal ForThis bike is not suited to riders wanting a comfortable commuter, long-distance tourer, or a passenger-friendly ride.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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