Timken HA590392 Wheel Bearing and Hub Assembly - Front

Timken HA590392 Wheel Bearing and Hub Assembly Overview

The Timken HA590392 wheel bearing and hub assembly is engineered for precise fitment and reliable performance in select BMW models. Designed as a non-driven hub, this assembly supports smooth wheel rotation and maintains proper alignment for vehicles such as the BMW 528i, 535i, 550i, and 740Li.

• Flange bolt hole quantity: 4 for secure mounting
• Wheel pilot diameter: 72.5 mm and 2.85 inches for accurate wheel centering
• Brake pilot diameters: 3.071 inches and 78 mm for proper brake component alignment
• Wheel stud quantity: 5 to match factory specifications
• Hub pilot diameters: 3.859 inches and 98 mm ensuring precise hub fit
• Flange offset: 1.732 inches and 44 mm for correct wheel positioning
• Flange diameter: 5.709 inches and 145 mm for compatibility with OEM components
• Drive type: Non-driven, suitable for rear or front non-driven axle applications

Detailed Product Description

The Timken HA590392 wheel bearing and hub assembly is designed to meet the exact specifications required by various BMW models including the 528i, 535d, 535i GT, 550i GT, 640i Gran Coupe, 650i Gran Coupe, 740i, 750i, 760Li, and ActiveHybrid series. This assembly features a 4-hole flange bolt pattern and 5 wheel studs, ensuring compatibility with factory wheels and brake components. The dual measurements for wheel pilot diameter and brake pilot diameter provide precise centering and alignment, which is critical for maintaining vehicle stability and brake performance. The flange offset and diameter are engineered to maintain proper wheel positioning relative to the suspension and steering geometry.

Common Applications and Problem Resolution

• Replaces worn or damaged wheel bearings causing noise or vibration
• Restores proper wheel alignment and reduces uneven tire wear
• Eliminates wheel hub looseness or play affecting vehicle handling
• Addresses brake rotor misalignment due to hub assembly wear
• Supports safe and smooth wheel rotation on non-driven axles

Installation Notes and Tips

• Ensure compatibility with your specific BMW model and year before installation
• Use proper torque specifications for flange bolts and wheel studs to avoid damage
• Inspect related suspension and brake components during installation for wear
• Clean mounting surfaces thoroughly to ensure proper fit and prevent premature failure
• Professional installation is recommended to maintain vehicle safety and performance

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet OEM standards for durability and performance. The HA590392 part number undergoes rigorous quality control to ensure precise fit and long service life. While specific warranty details may vary, Timken typically offers coverage against defects in materials and workmanship, providing confidence in the reliability of this component for your BMW 528i, 535i, 550i, 740Li, and related models.