This is a genuine TOYOTA castle nut, part number 9414641400. Designed to meet the exact specifications of your vehicle, this nut provides a secure and reliable fastening solution for critical components. Castle nuts are specifically engineered with slots at the end of the nut, allowing them to be used with a cotter pin or other locking mechanism. This prevents loosening due to vibration or movement, which is essential for safety and the longevity of your vehicle's parts. Using genuine TOYOTA parts ensures compatibility and maintains the integrity of your vehicle's original design. Trust in the quality and precision of TOYOTA components for your repair or maintenance needs.
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