The Honda CRF450RX is the cross-country version of Honda's CRF450R motocrosser. It uses a liquid-cooled 450cc four-stroke single, with a larger titanium fuel tank, an 18-inch rear wheel and softer suspension.
It suits riders who race cross-country and enduro events. Rivals include the KTM 450 XC-F and Yamaha YZ450FX.
| Year | Photo | Engine | Power | Weight | Seat | Fields |
|---|---|---|---|---|---|---|
| 2027 | ![]() |
449.5 cc | – | 103 kg | 950 mm | 41 |
| 2026 | ![]() |
449 cc | 50 hp | 107 kg | 958 mm | 45 |
| 2025 | ![]() |
450 cc | 50 hp | 107 kg | 958 mm | 47 |
| 2024 | ![]() |
449 cc | 50 hp | 107 kg | 965 mm | 45 |
| 2023 | ![]() |
449 cc | 50 hp | 107 kg | 965 mm | 45 |
| 2022 | ![]() |
449 cc | 50 hp | 107 kg | 965 mm | 45 |
| 2021 | ![]() |
449 cc | 50 hp | 107 kg | 965 mm | 45 |
| 2020 | ![]() |
449 cc | 50 hp | 107 kg | 960 mm | 45 |
| 2019 | ![]() |
449 cc | 50 hp | 107 kg | 960 mm | 46 |
| 2018 | ![]() |
449 cc | 50 hp | 107 kg | 960 mm | 46 |
| 2017 | ![]() |
449 cc | 50 hp | 107 kg | 960 mm | 46 |