2021 Kawasaki KX450X vs 2020 Honda CRF450RX
Side-by-side specs. Differences are highlighted. Blank = not yet verified for that year-model (we don’t guess).
| Spec | 2021 Kawasaki KX450X | 2020 Honda CRF450RX |
|---|---|---|
| Class | 450cc 4-stroke | 450cc 4-stroke |
| Displacement | — | — |
| Cooling | — | — |
| Induction | Single-cylinder, DOHC (Dual Overhead Camshaft) | Single overhead camshaft (SOHC) with four valves per cylinder |
| Power valve | — | — |
| Transmission | 6-speed | 5-speed |
| Front travel | 120 in | 120 in |
| Rear travel | 150 in | 135 in |
| Front brake | 310mm | 290mm |
| Rear brake | 275mm | 280mm |
| Front wheel | — | — |
| Rear wheel | — | — |
| Seat height | 739 in | 34.2 in |
| Weight | 268 lb | 205 lb |
| MSRP | $9,499 | $3,499 |
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).