Timken HA590079 Wheel Bearing and Hub Assembly - Rear

Timken Wheel Bearing and Hub Assembly Overview

The Timken HA590079 wheel bearing and hub assembly is engineered for reliable performance in Cadillac SRX and STS models. Designed to meet precise specifications, this assembly ensures proper fitment and durability for your vehicle's driveline system.

• 30 spline quantity for secure axle engagement
• 3 flange bolt holes for stable mounting
• 6 wheel studs to support wheel attachment
• Wheel pilot diameter of 2.760 inches (70.10 mm) for accurate wheel alignment
• Brake pilot diameter of 2.780 inches (70.60 mm) to maintain brake rotor positioning
• Hub pilot diameter of 3.600 inches (91.42 mm) for precise hub centering
• Flange offset of 1.660 inches (42.06 mm) to ensure correct wheel positioning
• Flange diameter of 5.728 inches (145.50 mm) for compatibility with OEM components
• Bolt circle diameter of 4.527 inches (115.00 mm) matching factory specifications
• Designed for driven axle applications

Detailed Product Description

The Timken HA590079 wheel bearing and hub assembly is specifically designed for Cadillac SRX and STS vehicles, providing a direct replacement that meets factory standards. The assembly features a 30-spline axle interface and a 3-bolt flange configuration, ensuring a secure and precise fit. With six wheel studs, it supports proper wheel mounting and stability. The wheel pilot diameter of 2.760 inches (70.10 mm) and brake pilot diameter of 2.780 inches (70.60 mm) maintain correct alignment of the wheel and brake components, reducing vibration and wear. The hub pilot diameter of 3.600 inches (91.42 mm) centers the hub accurately on the axle, while the flange offset and diameter are engineered to match OEM specifications for optimal driveline geometry.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Cadillac SRX and STS
• Eliminates wheel vibration and noise caused by bearing wear
• Restores proper wheel alignment and brake rotor positioning
• Addresses issues with uneven tire wear due to hub misalignment
• Prevents axle and driveline damage from faulty hub components

Installation Notes and Tips

• Ensure compatibility with Cadillac SRX and STS models before installation
• Use proper torque specifications for flange bolts and wheel studs
• Inspect axle splines and mounting surfaces for damage prior to assembly
• Clean mating surfaces to prevent contamination and ensure proper fit
• Verify wheel pilot and brake pilot diameters match OEM components for correct installation

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet stringent quality standards, ensuring durability and reliable performance. The HA590079 part number undergoes rigorous testing to comply with OEM specifications for Cadillac SRX and STS vehicles. While specific warranty details may vary, Timken products typically include a limited warranty against defects in materials and workmanship, providing confidence in your replacement part.