Timken HA590187 Wheel Bearing and Hub Assembly - Front

Timken HA590187 Wheel Bearing and Hub Assembly Overview

The Timken HA590187 wheel bearing and hub assembly is engineered for reliable driveline performance in select Volvo models. Designed to meet precise specifications, this component ensures proper fit and function for Volvo S60, S80, V70, and XC70 vehicles.

• 36 spline quantity for secure drivetrain engagement
• 4 flange bolt holes with a 135.62 mm flange diameter
• 5 wheel studs for stable wheel mounting
• Wheel pilot diameter of 65.00 mm and brake pilot diameter of 68.00 mm
• Driven type hub with a flange offset of 43.00 mm
• Bolt circle diameter of 108.11 mm for accurate fitment

Technical Specifications and Compatibility

This Timken wheel bearing and hub assembly (part number HA590187) is specifically designed for driven axle applications on Volvo vehicles including the S60, S80, V70, and XC70 models. The assembly features a 36 spline count, which is critical for proper torque transfer and drivetrain alignment. The flange offset of 43.00 mm and flange diameter of 135.62 mm ensure compatibility with the vehicle’s hub mounting system. Additionally, the 5 wheel studs and 4 flange bolt holes provide secure attachment points for wheels and brake components.

Applications and Problem Resolution

This wheel bearing and hub assembly is used to replace worn or damaged components that affect wheel rotation and vehicle stability. It addresses issues such as:

• Excessive wheel bearing noise or roughness
• Wheel play or looseness impacting handling
• Uneven brake rotor wear due to hub misalignment
• Vibration or wobbling during driving
• Failure of the driven axle hub assembly

Installation Notes and Tips

Proper installation of the Timken HA590187 requires attention to torque specifications and alignment. Ensure the wheel pilot diameter of 65.00 mm and brake pilot diameter of 68.00 mm match the vehicle’s rotor and wheel hub. Use a calibrated torque wrench to tighten the 4 flange bolts and 5 wheel studs to manufacturer specifications. It is recommended to inspect related components such as axle shafts and brake rotors during installation.

Quality Assurance and Warranty

Timken is a recognized manufacturer of driveline components, known for precision engineering and durability. The HA590187 wheel bearing and hub assembly is manufactured to meet OEM standards for Volvo vehicles. While specific warranty details may vary, Timken products typically include coverage against defects in materials and workmanship. Refer to Timken’s official documentation for exact warranty terms.