A new powervalve shaft oil seal, fits on the righthand side of the cylinder. (item 28 on the diagram).
NICECNC Black 1.25″ Rear Suspension Lowering Link Compatible with Yamaha YZ 250 FX 2020-23 YZ 450 FX 2019-24 WR 450 F 2016-24 WR 250 F 2015-24 YZ 250 F 2014-24 YZ 450 F 2009-24,See Fitment
21"x1.6" CNC Front Wheel Rim For Yamaha YZ 250 450 F YZ 450 250 FX YZ 125 YZ 250
17"x3.5/4.25 Supermoto Wheel Set For Yamaha YZ 250 F YZ 450 F 14-25 YZ 250 450 F
Yamaha YZ 250 F Yamaha YZ 450 F 2010-2022 side stand kickstand
Yamaha YZ 250 F Yamaha YZ 450 F 2006-2009 side stand kickstand
Yamaha YZ 250 & YZ 250WR ( 1988 - 1998 ) Set of 4 Transmission Gearbox Bearings