2025 KTM 450 SX-F vs 2023 Kawasaki KX450

Side-by-side specs. Differences are highlighted. Blank = not yet verified for that year-model (we don’t guess).

Spec2025 KTM 450 SX-F2023 Kawasaki KX450
Class450cc 4-stroke450cc 4-stroke
Displacement449.9cc
Cooling
InductionKeihin EFI, throttle body 44 mmSingle-cylinder, air-cooled engine with a single overhead valve (SOV)
Power valve
Transmission5-speed5-speed
Front travel120 in
Rear travel160 in
Front brake285mm
Rear brake245mm
Front wheel
Rear wheel
Seat height37.758 in690 in
Weight226.04 lb230 lb
MSRP

Highlighted (blue) rows differ between the two. Verified manufacturer data; see each bike’s page for sources. Torque/fluid specs are on the individual pages (service-manual only).