FAG 103344 Wheel Bearing and Hub Assembly - Rear

Overview of FAG 103344 Wheel Bearing and Hub Assembly

The FAG 103344 wheel bearing and hub assembly is engineered for reliable driveline performance on Chrysler Pacifica models. Designed to meet precise specifications, this component ensures proper wheel alignment and smooth rotation, critical for vehicle safety and handling.

• Compatible with Chrysler Pacifica vehicles
• Includes ABS tone ring with incremental washer (ICW) for accurate sensor readings
• Five wheel studs for secure wheel mounting
• Flange diameter of 161.75 mm (6.368 inches) for proper fitment
• Multiple bolt hole diameters: 127 mm (5.000 inches) and 110 mm (4.331 inches)
• Brake pilot diameters of 2.852 inches and 72.435 mm for precise brake component alignment
• Hub pilot diameters of 3.346 inches and 85 mm to ensure correct hub centering
• Four inlet mounting holes for stable installation
• Wheel flange width of 1.913 inches (48.6 mm) matching knuckle flange dimensions

Technical Details and Specifications

The FAG 103344 wheel bearing and hub assembly features a robust design tailored for the Chrysler Pacifica. The assembly includes a 5-stud wheel stud configuration, supporting a flange diameter of 161.75 mm (6.368 inches), which aligns with the vehicle’s wheel mounting requirements. The bolt hole diameters of 127 mm (5.000 inches) and 110 mm (4.331 inches) accommodate the specific bolt patterns used on the Pacifica. Brake pilot diameters of 2.852 inches and 72.435 mm ensure proper brake rotor centering, while hub pilot diameters of 3.346 inches and 85 mm provide accurate hub alignment. The included ABS tone ring with an incremental washer (ICW) supports the vehicle’s anti-lock braking system by delivering precise wheel speed data. Four inlet mounting holes secure the assembly firmly to the knuckle, and the wheel flange width of 1.913 inches (48.6 mm) matches the knuckle flange for a stable fit.

Applications and Problem Resolution

This wheel bearing and hub assembly is specifically designed for Chrysler Pacifica models, addressing common driveline and wheel hub issues. It is used to:

• Restore smooth wheel rotation and reduce bearing noise
• Correct wheel alignment problems caused by worn or damaged hubs
• Maintain ABS sensor functionality with the integrated tone ring
• Prevent wheel wobble and vibration during driving
• Support secure wheel mounting with the 5-stud configuration

Installation Notes and Tips

When installing the FAG 103344 wheel bearing and hub assembly on a Chrysler Pacifica, ensure the mounting surfaces are clean and free of debris. Verify that the bolt hole diameters and flange dimensions match the vehicle specifications. Proper torque settings should be applied to the wheel studs and mounting bolts to avoid premature wear or loosening. The ABS tone ring must be handled carefully to prevent damage to the sensor components. It is recommended to inspect related suspension and brake components during installation for overall system integrity.

Quality Assurance and Warranty

FAG manufactures the 103344 wheel bearing and hub assembly to meet stringent quality standards, ensuring durability and reliable performance. The product includes an ABS tone ring compatible with multiple incremental washer generations, supporting advanced vehicle safety systems. While specific warranty details are not provided here, FAG products typically come with manufacturer-backed warranties covering defects in materials and workmanship. For precise warranty information, refer to FAG’s official documentation or authorized distributors.