Lock Nut

About this product

As a crucial Drive-Chassis part in the Transfer Case & Extension Housing system, the Lock Nut (#90177-A0018)'s primary role is to secure transfer case components firmly together, thereby ensuring their correct operation. The Lock Nut (#90177-A0018) does this by being tightened onto a threaded bolt or stud, essentially 'locking' the attached components in place and providing stability during system operation. It is important to note that all genuine Toyota Lock Nut (#90177-A0018)s are designed specifically for compatibility with your vehicle. They are also covered by Toyota's genuine parts warranty. Over time, Lock Nut (#90177-A0018)s may wear out or become damaged and will require replacement. If a Lock Nut (#90177-A0018) becomes non-functional, it can compromise the secure attachment of system components, potentially leading to mechanical failure or damage. In essence, the Lock Nut (#90177-A0018) is vital for maintaining the integrity, efficiency, and safety of the Transfer Case & Extension Housing system.