2025 KTM SX-F

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The 2025 KTM 450 SX-F Factory Edition is a top-tier motocross machine designed for elite performance, featuring advanced engineering and premium components.

Key Specifications

• Engine: 449.9cc, SOHC, liquid-cooled, 4-stroke single-cylinder

• Bore x Stroke: 95 mm x 63.4 mm

• Compression Ratio: 13.6:1

• Fuel System: Keihin EFI with 44 mm throttle body

• Ignition: Keihin EMS; electric starter with 12.8V 2 Ah lithium-ion battery

• Transmission: Pankl Racing 5-speed; wet multi-disc DDS clutch with Brembo hydraulics

• Final Drive: Chain, 520, non-sealed

• Suspension:

  • Front: WP XACT-USD AER, 48 mm, 310 mm (12.2) travel

  • Rear: WP XACT Monoshock with linkage, 300 mm (11.8) travel

• Brakes:

  • Front: Brembo hydraulic disc, 260 mm rotor

  • Rear: Brembo hydraulic disc, 220 mm rotor

• Tires:

  • Front: Dunlop Geomax MX34, 80/100-21

  • Rear: Dunlop Geomax MX34, 120/80-19

• Dimensions:

  • Seat Height: 958 mm (37.7)

  • Wheelbase: 1493 mm (58.7)

  • Ground Clearance: 343 mm (13.5)

  • Fuel Capacity: 7.2 liters (1.9 gallons)

  • Curb Weight: (229.1 lbs) without fuel

Factory Edition Enhancements

The Factory Edition model includes several upgrades over the standard version:

• Frame: Orange glossy frame with Factory 2K frame protectors

• Engine Mounts: Black Factory race engine mounts for improved chassis flex

• Suspension: WP AER forks with new top cap design and hydrostops for improved bottom-out resistance

• Exhaust: Akrapovi slip-on exhaust silencer for lighter weight and enhanced power

• Clutch Cover: Hinson clutch cover

• Brakes: Semi-floating front brake disc with carbon-reinforced front brake disc guard

• Wheels: D.I.D Factory wheel set with gold chain

• Handlebars: Neken aluminum handlebars with soft grey ODI grips

• Seat: Orange Factory ribbed seat for reduced weight and increased durability

• Graphics: Red Bull KTM Factory Racing graphics with #4 and #7 options for Chase Sexton or Aaron Plessinger

• Connectivity: Connectivity Unit Offroad (CUO) for engine and suspension adjustments via the KTMConnect App

Performance Features

• Quickshifter: Allows clutchless upshifts from 2nd to 5th gear

• Launch Control: Engaged by pressing the traction control and quickshifter buttons simultaneously; limits power to the rear wheel for improved traction during hard acceleration

• Map Select Switch: Offers two engine mapsMap 1 for linear, predictable power delivery and Map 2 for crisp, explosive power output

• Traction Control: Easily toggled on or off to ensure maximum traction in varying conditions

Advertised pricing excludes applicable taxes title and licensing, dealer set up, destination, reconditioning and are subject to change without notice. Pricing may exclude any added parts, accessories or installation unless otherwise noted. Sale prices include all applicable offers and rebates. We make every effort to ensure the data listed is correct, Deland Motorsports assumes no responsibility for typos, misprint errors and/or omissions on listings. Please contact the dealer for the most accurate information.