Yamaha YZ250 / YZ250X ProX 18x22x22 small end / wrist pin bearing #21.2309 Rim Lock Nut - Can also fit OEM

- Can also fit OEM cylinder head and powervalve base

MAKE  MODEL YEAR KTM 300 EXC TPI 2018-2022 KTM 250 EXC TPI 2018-2022 KTM 250 XC-W 2017-2022 KTM 150 XC-W 2017-2022 Yamaha YZ 125 2005-2022 Husqvarna TE 300i 2018-2022 Husqvarna TE 250i 2018 Husqvarna TE 300 2017-2022 Husqvarna TE 250 2017-2022 Husqvarna TE 150 2017-2019 Husqvarna TE 150i 2020-2022 TM MX 125 2008-2022 TM MX 144 2008-2022 Honda RS 125

Trap and hold more dust on the outside surface of the filter

Year YAMAHA YZ 250F

KTM 250 MXC 07-16 Requires 2004 250 SX Intake Boot

Yamaha YZ250 / YZ250X ProX 18x22x22 small end / wrist pin bearing #21.2309 Rim Lock Nut - Can also fit OEMMade in Japan Part # 21. 2309 Size: 18 x 22 x 22 mm Features: Manufactured by leading Japanese OEM factories. Designed to exact OEM specifications to be a direct and cost efficient OEM replacement. Fitment: Make Model Year GasGas EC250 1997 2019 GasGas EC300 2000 2019 GasGas HP300 2000 2006 GasGas MC250 1997 2019 GasGas XC250 1997 2019 GasGas XC300 2000 2019 HONDA ATC250 1985 HONDA CR250 1985 HONDA TRX250 1985 HONDA TRX250 1987 1989 HUSQVARNA CR250