Castle Nut

About this product

The Castle Nut (#90171-16004), a vital Drive-Chassis part in the Front Axle Arm & Steering Knuckle system, is instrumental in stabilizing the steering system. As the vehicle is in operation, the Castle Nut (#90171-16004) securely fastens the tie rod to the steering knuckle, providing stability and alignment to the steering mechanisms. Like any mechanical component, the Castle Nut (#90171-16004) is subject to wear and tear over time. If left unchecked, an aged or damaged Castle Nut (#90171-16004) could lead to a loose tie rod, subsequently affecting the vehicle's steering control. Using genuine Toyota Autoparts for replacements, such as the Castle Nut (#90171-16004), promotes compatibility with the vehicle and is safeguarded by Toyota's genuine parts warranty. Optimum steering performance and vehicle safety are maintained by the Castle Nut (#90171-16004), making its routine inspection and timely replacement crucial for vehicle owners.