Timken HA590547 Wheel Bearing and Hub Assembly - Rear

Timken HA590547 Wheel Bearing and Hub Assembly Overview

The Timken HA590547 wheel bearing and hub assembly is engineered for precise fitment on Mazda 3 models. Designed as a non-driven hub, this component ensures reliable wheel alignment and smooth rotation, critical for vehicle safety and performance.

• Flange bolt hole quantity: 4 for secure mounting
• Wheel pilot diameter: 2.635 inches (66.93 mm)
• Brake pilot diameter: 2.673 inches (67.89 mm)
• Wheel stud quantity: 5 for optimal wheel attachment
• Hub pilot diameter: 3.262 inches (82.85 mm)
• Flange offset: 2.249 inches (57.12 mm)
• Flange diameter: 138.63 mm (5.458 inches)
• Bolt circle diameter: 114.30 mm (4.500 inches)
• Drive type: Non-driven hub assembly

Detailed Product Description

The Timken HA590547 is a wheel bearing and hub assembly specifically designed for the Mazda 3, providing a precise fit with its carefully engineered dimensions. The assembly features a flange with four bolt holes and five wheel studs, ensuring a secure and stable connection to the vehicle’s suspension and wheel. The wheel pilot diameter of 2.635 inches (66.93 mm) and brake pilot diameter of 2.673 inches (67.89 mm) allow for accurate centering of the wheel and brake components, reducing vibration and improving handling. The hub pilot diameter of 3.262 inches (82.85 mm) supports proper alignment within the hub assembly. With a flange offset of 2.249 inches (57.12 mm) and a flange diameter of 138.63 mm (5.458 inches), this assembly maintains the correct positioning of the wheel relative to the vehicle’s suspension geometry. The bolt circle diameter of 114.30 mm (4.500 inches) matches the Mazda 3’s specifications, ensuring compatibility and ease of installation.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearings on Mazda 3
• Eliminates wheel noise caused by bearing wear
• Resolves wheel vibration and uneven tire wear issues
• Restores proper wheel alignment and handling performance
• Addresses hub assembly failures affecting braking and steering

Installation Notes and Tips

• Verify compatibility with Mazda 3 model year before installation
• Ensure proper torque specifications on flange bolts and wheel studs
• Inspect surrounding suspension components for wear during replacement
• Use appropriate tools to avoid damage to the hub assembly
• Follow manufacturer guidelines for bearing lubrication and seating

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet strict quality standards, ensuring durability and reliable performance. The HA590547 part number undergoes rigorous testing to comply with OEM specifications for the Mazda 3. Timken typically offers a limited warranty covering defects in materials and workmanship; please refer to Timken’s official warranty documentation for specific terms and conditions.