Hexagon Nut

About this product

The Hexagon Nut (#90170-10191), a pivotal Drive-Chassis part situated within the Rear Drum Brake Wheel Cylinder & Backing Plate system, is integral to the operation of your Toyota. This small but mighty component secures and maintains the correct positioning of various brake assembly elements, helping the wheel cylinder and backing plate work in harmony. When functioning correctly, the Hexagon Nut (#90170-10191) provides safe and efficient brake operation. However, as with all mechanical parts, wear and tear over time can compromise its effectiveness. A worn, damaged, or poorly functioning Hexagon Nut (#90170-10191) can result in brake system instability, risking potential safety hazards. Replacing this part periodically with genuine Toyota Autoparts not only ensures compatibility with your vehicle, but also comes with the assurance of Toyota's genuine parts warranty. This humble Hexagon Nut (#90170-10191) plays an important role in the overall safety and efficiency of your vehicle's braking system.
Brand Toyota Genuine
Previous Version(s) 90170-10016
Part Number 90170-10191