2025 Kawasaki KX450X vs 2025 Kawasaki KX450
Side-by-side specs. Differences are highlighted. Blank = not yet verified for that year-model (we don’t guess).
Kawasaki
Kawasaki| Spec | 2025 Kawasaki KX450X | 2025 Kawasaki KX450 |
|---|---|---|
| Class | 450cc 4-stroke | 450cc 4-stroke |
| Displacement | — | 449cc |
| Bore × stroke | — | 96 × 62.1 mm |
| Cooling | — | Liquid |
| Induction | — | DFI with Keihin 44mm throttle body |
| Power valve | — | — |
| Starter | — | Electric |
| Transmission | — | 5-speed |
| Front suspension | — | 49mm inverted coil-spring fork |
| Front travel | — | 12 in |
| Rear travel | — | 12.1 in |
| Front brake | — | 270mm |
| Rear brake | — | 240mm |
| Front wheel | — | 21" |
| Rear wheel | — | 19" |
| Seat height | — | 37.4 in |
| Wheelbase | — | 58.3 in |
| Weight | — | 248.2 lb (curb (with fuel)) |
| Fuel capacity | — | 1.64 gal |
| MSRP | — | $10,499 |
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).