2003-2024 YZ250 and 16-24 YZ250X (can also do 99-02 but contact for availability first for those years)
New crank assembly with a ProX or Wossner connecting rod kit. Cranks are balanced to compensate for the extra weight of a big bore kit. This reduces wear and vibration. Big end pins are also welded to help handle high power big bore builds. When purchased in the notes section put what size bore and what brand piston will be used these are made to order for your top ends specifications. These typically ship in a week. Price includes shipping.