FAG 101830 Wheel Bearing and Hub Assembly - Rear

FAG 101830 Rear Wheel Bearing Hub Assembly

The FAG 101830 is a rear wheel bearing and hub assembly built for Mazda 3, Mazda 3 Sport, and Mazda 5 applications. It combines a compact, lightweight design with a maintenance-free construction and an integral mounting flange for brake, disc, and wheel mounting.

Key Features

• Rear wheel bearing and hub assembly for select Mazda vehicles
• Maintenance-free design for reduced service needs
• Integral mounting flange for brake, disc, and wheel attachment
• Compact, lightweight construction
• Number of bolt holes: 4
• Number of hub bolts: 5
• FAG part number 101830

Detailed Description

Built for rear axle service, this FAG hub assembly is a direct-fit style replacement for select Mazda 3, Mazda 3 Sport, and Mazda 5 models. The integrated flange simplifies mounting at the wheel end while the sealed, maintenance-free bearing design supports long-term operation without routine bearing service. If you are sourcing a rear wheel bearing hub assembly for a 2004-2013 Mazda 3, 2009-2013 Mazda 3 Sport, or 2006-2017 Mazda 5, FAG 101830 is the correct reference to verify against your vehicle application.

This part cross-references SKF BR930681 and Timken HA590099 for the same application.

What It Helps Address

• Rear wheel bearing noise or rough rotation
• Excessive play at the hub assembly
• Vibration or instability from worn rear hub components
• Service issues related to a worn mounting flange or bearing unit
• Replacement needs on Mazda 3, Mazda 3 Sport, and Mazda 5 rear applications

Installation Notes and Tips

• Verify rear fitment by year, model, and position before ordering.
• Confirm the bolt-hole and hub-bolt configuration matches the original part.
• Inspect the knuckle, axle area, and mounting surfaces for wear or damage during replacement.
• Follow factory torque specifications and service procedures during installation.

Quality Assurance

FAG is a recognized name in wheel bearing and hub assemblies, and this unit reflects the brand’s focus on compact, service-free bearing solutions with integrated mounting features. Part number 101830 is listed for confirmed rear fitment on select Mazda applications.