Union Bolt

About this product

The Union Bolt (#90401-10021), a Drive-Chassis part within Toyota's Front Steering Gear & Link system, plays a critical role in securing and enabling the functioning of the steering assembly. This bolt allows fluid connections in the power steering unit, ensuring smooth transmission of hydraulic power for effortless steering control. Over time, the Union Bolt (#90401-10021) may become worn or clogged, reducing its efficacy. A non-functional Union Bolt (#90401-10021) can compromise the operation of the power steering system, making steering more difficult and potentially dangerous. Installing genuine Toyota parts like the Union Bolt (#90401-10021), which are produced to Toyota’s exacting standards and backed by the manufacturer’s genuine parts warranty, can help maintain the compatibility and longevity of your vehicle's steering system. In essence, a functional Union Bolt (#90401-10021) contributes significantly to the safety and efficiency of your vehicle's steering capabilities.