InMotion WA515052 Wheel Bearing and Hub Assembly - Front

Front Wheel Hub Assembly for Ranger and Explorer

The InMotion WA515052 wheel bearing and hub assembly is a direct replacement front hub built for specific Ford, Mazda, and Mercury applications. It is engineered from OE data and measurements for fitment, performance, and service life, with an integrated ABS sensor for vehicles that require it.

• Front wheel bearing and hub assembly for driveline and axle service
• 27-spline design with 5 wheel studs
• Integrated anti-lock brake sensor included
• 3 flange bolt holes with modified flange shape
• Wheel pilot diameter: 70.5 mm
• Brake pilot diameter: 71.9 mm
• Hub pilot diameter: 120.7 mm
• Bolt circle diameter: 114.2 mm / 4.5 in
• Flange diameter: 149.4 mm
• Flange offset: 56.2 mm

Fitment Details

Compatible with front hub applications for the following vehicles:

• Fits 2003-2010 Mazda B4000, front, Standard Grade
• Fits 2003-2009 Ford Ranger, front, Standard Grade
• Fits 2001-2005 Ford Explorer Sport Trac, front, Standard Grade
• Fits 2001-2003 Ford Explorer Sport, front, Standard Grade
• Fits 1995-2001 Ford Explorer, front, Standard Grade
• Fits 1997-2001 Mercury Mountaineer, front, Standard Grade

Built for OE-Style Replacement

InMotion manufactures this hub assembly with high-precision processes and strict quality-control standards to match the original application. The WA515052 is designed as a direct replacement front wheel hub assembly for Ford Ranger, Ford Explorer, Mazda B4000, and Mercury Mountaineer models listed above, helping restore proper wheel support and ABS function when the original hub is worn or damaged. This part cross-references NHUB-18 for the same application.

Common Problems This Part Can Address

• Wheel bearing noise from the front hub area
• Excessive wheel play or looseness at the hub
• ABS warning light caused by a failed hub sensor
• Uneven hub wear from a damaged original assembly
• Vibration or rough rotation at the front wheel end

Installation Notes and Tips

Verify the vehicle’s year, make, model, and front hub configuration before ordering. Compare the spline count, bolt circle, pilot diameters, flange dimensions, and ABS sensor setup to the original part to confirm proper match. Professional installation is recommended, and the wheel bearing and hub assembly should be torqued to the vehicle manufacturer’s specifications.

Quality Assurance

InMotion builds this hub assembly using OE-based measurements and controlled manufacturing processes to support consistent fit and dependable operation. Part number WA515052 is produced for the listed front applications and is intended to replace the original hub assembly with the correct dimensional and sensor configuration.