The Kawasaki KX85-I is Kawasaki's 85cc two-stroke youth motocross bike. It uses a liquid-cooled two-stroke single in a light, race-bred chassis.
It is aimed at young riders moving up from 65cc bikes to the 85 class. Rivals include the Yamaha YZ85 and KTM 85 SX.
| Year | Photo | Engine | Power | Weight | Seat | Fields |
|---|---|---|---|---|---|---|
| 2026 |  |
84 cc | – | 75 kg | 831 mm | 41 |
| 2025 |  |
84 cc | – | 75 kg | 830 mm | 41 |
| 2024 | |
84 cc | – | 75 kg | 830 mm | 40 |
| 2023 | |
84 cc | – | 75 kg | 830 mm | 40 |
| 2022 |  |
84 cc | – | 75 kg | 830 mm | 40 |
| 2021 | |
84 cc | – | 75 kg | 830 mm | 40 |
| 2020 | |
84 cc | – | 75 kg | 830 mm | 40 |
| 2019 |  |
84 cc | – | 75 kg | 830 mm | 41 |
| 2018 |  |
85 cc | – | 69 kg | 841 mm | 41 |
| 2017 |  |
84 cc | – | 69 kg | 841 mm | 41 |
| 2014 |  |
84 cc | – | 75 kg | 830 mm | 34 |
| 2013 |  |
84 cc | – | 69 kg | 840 mm | 40 |