The drivetrain kit consists of the front (13 tooth) and the rear sprocket (49 tooth), as well as the chain.
KTM2020450450 SX-FKTM 450 SX-F 2020 <EU><F8401T5>
KTM2020450450 SX-FKTM 450 SX-F 2020 <US><F8475T5>
KTM2021450450 SX-F FACTORY EDITIONKTM 450 SX-F FACTORY EDITION 2021 <US><F8475U1>
KTM2021450450 SX-FKTM 450 SX-F 2021 <EU><F8401U5>
KTM2021450450 SX-FKTM 450 SX-F 2021 <US><F8475U5>
KTM2022450450 SX-FKTM 450 SX-F 2022 <EU><F8401V5>
KTM2022450450 SX-FKTM 450 SX-F 2022 <US><F8475V5>