450 SX-F FACTORY EDITION 2026
The 2026 KTM 450 SX-F FACTORY EDITION is a limited-run machine built to erase the final gap between stock and factory, delivering true READY TO RACE performance with elite-level upgrades. For 2026, this includes the industry-leading WP XACT PRO 7548 front fork and WP XACT PRO 8950 rear shock fitted as standard. Designed for riders chasing every tenth of a second, it features race-proven componentry straight from the top level of motocross competition.
Technical Details
DESIGN 1-cylinder, 4-stroke engine
DISPLACEMENT 449.9 cm³
TRANSMISSION 5-speed
FUEL-MIX GENERATION Keihin EFI, throttle body 44 mm
EMS Keihin EMS
CLUTCH PRIMARY DRIVE TEETH 72
PRIMARY DRIVE 29:72
ENGINE CYLINDER Single cylinder
ENGINE STROKE 4-Stroke
FRONT SUSPENSION WP XACT PRO 7548
REAR SUSPENSION WP XACT PRO 8950
SUSPENSION TRAVEL (FRONT) 300 mm
SUSPENSION TRAVEL (REAR) 300 mm
FRONT SUSPENSION ADJUSTMENT Compression and rebound adjustable
REAR SUSPENSION ADJUSTMENT Compression and rebound adjustable, Preload AdjusterChassis
FRAME DESIGN Central double-cradle-type 25CrMo4 steel
FRONT BRAKE Disc brake
REAR BRAKE Disc brake
REAR SUBFRAME DESIGN Aluminium / Polyamide Glass Fiber
CHAIN 520, Non-sealed
SEAT HEIGHT: 958 mm
GROUND CLEARANCE 343 mm
TANK CAPACITY (APPROX.) 7.2 l
WEIGHT (WITHOUT FUEL) 106.4 kg