InMotion WA512577 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Hub Assembly for Ram ProMaster City

Built for the rear axle on 2015-2022 Ram ProMaster City models, this InMotion wheel bearing and hub assembly is engineered as a direct replacement for the original unit. Part number WA512577 is manufactured from OE data and measurements to support proper fitment, bearing performance, and service life.

Key Features

• Fits 2015-2022 Ram ProMaster City, rear
• Wheel bearing and hub assembly with 5 wheel studs
• ABS sensor included for vehicles equipped with wheel speed sensing at the hub
• Wheel pilot diameter: 58.0 mm
• Brake pilot diameter: 58.9 mm
• Hub pilot diameter: 73.1 mm
• Bolt circle diameter: 97.9 mm
• Flange diameter: 120.0 mm
• Flange offset: 53.7 mm
• Part number WA512577

Detailed Description

InMotion WA512577 is a rear wheel bearing and hub assembly for the Ram ProMaster City, designed for 2015-2022 applications. It is built with precision manufacturing and strict quality-control standards, using OE specifications to match the original hub dimensions and mounting geometry. The integrated ABS sensor helps maintain proper wheel speed signal function on equipped vehicles, while the 5-stud hub layout and listed pilot and bolt-circle measurements support correct wheel and brake interface alignment. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Replacement Reasons

• Wheel bearing noise from the rear hub area
• Excessive wheel play or looseness
• ABS warning light related to hub-mounted sensor issues
• Uneven wheel rotation or rough hub operation
• Damaged or worn hub mounting surfaces

Installation Notes and Tips

Confirm rear fitment before ordering: Fits 2015-2022 Ram ProMaster City, rear. Verify the hub dimensions, stud count, and ABS sensor configuration against the removed part before installation. Clean the mounting surface thoroughly and inspect related brake and suspension components for wear while the hub is removed. Part number WA512577 should be matched to the vehicle’s original rear hub specification for proper installation.

Quality Assurance

InMotion manufactures this hub assembly using high-precision processes and OE-based measurements to help ensure consistent fit and long-term durability. Each unit is produced under strict quality-control criteria for direct-replacement service on the Ram ProMaster City rear application.