This is a genuine TOYOTA castle nut, part number 9017112011. Designed to meet the stringent quality standards of TOYOTA, this nut provides a secure and reliable fastening solution for various automotive applications. Castle nuts are specifically engineered with slots on one end, allowing them to be used with a cotter pin or similar locking mechanism. This design prevents loosening due to vibration or movement, which is crucial for safety-critical components. By choosing a genuine TOYOTA part, you ensure compatibility and maintain the integrity of your vehicle's original specifications. This castle nut is built to last, offering durability and consistent performance throughout its service life.
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