Manufactured at leading OEM factories Made to exact OEM specifications, to ensure maximum quality and performance Includes all necessary bearings/seals for a components replacement ProX bearings offer high durability and the seals make sure to keep the oil in and dirt out of the engine Can be used in combination with all other ProX or OEM crankshaft related products - Gas Gas MC 450F (2021, 2023, 2025, 2024, 2022); Gas Gas EC 500F (2024); Gas Gas EC 450F (2025, 2024); Gas Gas EX 450F (2022, 2023, 2021, 2024); Husqvarna FC 450 (2023, 2016, 2020, 2017, 2018, 2024, 2025, 2019, 2021, 2022); Husqvarna FE 501 (2018, 2021, 2020, 2019, 2017, 2022); Husqvarna FS 450 (2016, 2022, 2023, 2018, 2024, 2025, 2017, 2021, 2020, 2019); Husqvarna FX 450 (2022, 2023, 2024, 2021, 2018, 2019, 2020, 2017); Husqvarna FE 501 S (2023, 2025, 2024); Husqvarna FE 450 (2020, 2025, 2019, 2024, 2018, 2022, 2017, 2021, 2023); KTM 450 SX-F (2024, 2021, 2016, 2019, 2020, 2022, 2018, 2025, 2017, 2023); KTM 500 EXC-F (2020, 2023, 2021, 2024, 2018, 2025, 2022, 2017, 2019); KTM 450 EXC-F (2022, 2023, 2024, 2018, 2020, 2017, 2019, 2021); KTM 450 SMR (2021, 2022, 2024, 2025, 2023)