Moog 512594 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Bearing Hub for Pacifica and Voyager

The Moog 512594 wheel bearing and hub assembly is a rear replacement for select Chrysler Pacifica and Chrysler Voyager applications. Built for direct-fit service, it combines the hub, bearing, and ABS sensor in one assembly to support accurate wheel rotation and stable braking system feedback.

Key Features

• Rear wheel bearing and hub assembly for Chrysler Pacifica and Chrysler Voyager
• Anti-lock brake sensor included for integrated wheel speed signal support
• Flange bolt hole quantity: 4
• Wheel stud quantity: 5
• Bolt circle diameter: 127.030 mm
• Hub pilot diameter: 84.970 mm
• Wheel pilot diameter: 71.360 mm
• Brake pilot diameter: 72.410 mm
• Flange diameter: 161.670 mm
• Flange offset: 48.450 mm

Detailed Description

Moog 512594 is engineered as a rear wheel bearing and hub assembly for 2017-2020 Chrysler Pacifica, Rear with Adaptive Cruise Control, 2021-2023 Chrysler Pacifica, Rear, and 2020-2023 Chrysler Voyager, Rear. The integrated ABS sensor helps maintain proper wheel speed input for the vehicle’s braking and stability systems, while the hub dimensions and bolt pattern support direct replacement service. Moog continues to refine its chassis and driveline components with design updates that improve service life and make installation and replacement more straightforward. This part cross-references Chrysler 68223512AC for the same application.

Common Repair Symptoms

• Rear wheel bearing noise, humming, or growling
• ABS warning light caused by a faulty wheel speed sensor or hub signal issue
• Wheel play or looseness at the rear hub
• Uneven braking feel related to hub or bearing wear
• Vibration from the rear of the vehicle during driving

Installation Notes and Tips

Verify rear fitment by year, model, and notes before ordering. Confirm the bolt circle diameter, hub pilot diameter, and flange dimensions against the original part during service. Inspect the mounting surface, axle area, and surrounding brake components for wear or corrosion before installing the new assembly. For 2017-2020 Chrysler Pacifica applications, match the Adaptive Cruise Control note exactly.

Quality Assurance

Moog is known in the chassis and driveline market for ongoing design improvements that focus on durability and easier service replacement. Part number 512594 is built to OE-style specifications for the listed rear applications and is intended to restore proper hub and bearing function with integrated ABS sensor support.