Timken HA590495 Wheel Bearing and Hub Assembly - Rear

Overview of Timken HA590495 Wheel Bearing and Hub Assembly

The Timken HA590495 wheel bearing and hub assembly is engineered for reliable driveline performance on Mazda CX-5 vehicles. Designed to meet precise specifications, this assembly ensures proper fitment and durability for your vehicle's driven axle system.

• 28 spline quantity for secure axle engagement
• 4 flange bolt holes for stable mounting
• 5 wheel studs for reliable wheel attachment
• Wheel pilot diameter of 2.638 inches (67.00 mm)
• Brake pilot diameter of 2.675 inches (68.00 mm)
• Hub pilot diameter of 3.261 inches (82.82 mm)
• Flange offset of 2.243 inches (56.97 mm)
• Flange diameter of 138.73 mm (5.465 inches)
• Bolt circle diameter of 114.30 mm (4.500 inches)
• Designed for driven axle applications

Technical Details and Specifications

The Timken HA590495 is a wheel bearing and hub assembly specifically designed for the Mazda CX-5. It features a 28-spline axle interface, ensuring a secure connection to the drivetrain. The assembly includes 4 flange bolt holes and 5 wheel studs, providing a robust mounting platform for the wheel and brake components. The wheel pilot diameter measures 2.638 inches (67.00 mm), while the brake pilot diameter is slightly larger at 2.675 inches (68.00 mm), allowing for precise alignment of the brake rotor. The hub pilot diameter is 3.261 inches (82.82 mm), which centers the hub on the axle flange. The flange offset of 2.243 inches (56.97 mm) and flange diameter of 138.73 mm (5.465 inches) are critical for proper wheel positioning and clearance. The bolt circle diameter of 114.30 mm (4.500 inches) matches the Mazda CX-5 wheel bolt pattern, ensuring compatibility.

Applications and Problem Solving

• Replacement for worn or damaged wheel bearing and hub assemblies on Mazda CX-5
• Eliminates wheel vibration caused by bearing wear
• Resolves noise issues such as humming or grinding from the wheel area
• Restores proper wheel alignment and stability
• Prevents premature tire wear due to hub or bearing failure

Installation Notes and Tips

When installing the Timken HA590495 on a Mazda CX-5, ensure the vehicle is securely lifted and supported. Remove the wheel and brake components carefully to access the hub assembly. Clean the mounting surfaces thoroughly before installation. Torque all flange bolts and wheel studs to manufacturer specifications to maintain safety and performance. It is recommended to inspect related components such as axle shafts and brake rotors during installation.

Quality Assurance and Warranty

Timken manufactures the HA590495 wheel bearing and hub assembly to meet strict quality standards, ensuring durability and reliable performance. This part is engineered to OEM specifications for the Mazda CX-5. While specific warranty details may vary, Timken typically offers coverage against defects in materials and workmanship. Always refer to Timken’s official warranty documentation for precise terms.