HomeDriveline and Axles > Hubs and Related ComponentsInMotion WA512161 Wheel Bearing and Hub Assembly - Rear
Part #: WA512161

InMotion WA512161 Wheel Bearing and Hub Assembly - Rear

Rear
⚙️ 26 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford, Mazda, and Mercury, Escort, MX-3, Protege, and Tracer
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Rear Wheel Bearing Hub Assembly for Escort, Protege, Tracer, MX-3

InMotion WA512161 is a rear wheel bearing and hub assembly built for direct replacement on select Ford, Mazda, and Mercury applications. It is engineered from OE data and measurements for fitment, performance, and service life, with an integrated ABS sensor included.

Key Features

  • Rear wheel bearing and hub assembly
  • Direct replacement design for specified applications
  • ABS sensor included
  • 4 wheel studs
  • Wheel pilot diameter: 53.9 mm
  • Brake pilot diameter: 55.0 mm
  • Hub pilot diameter: 65.0 mm
  • Flange diameter: 121.7 mm
  • Bolt circle diameter: 100.0 mm (3.937 in)
  • Flange offset: 56.0 mm

Detailed Description

Built with high-precision manufacturing and strict quality-control standards, this hub assembly is made to match the original part dimensions for the rear axle. InMotion WA512161 is a practical OE-style replacement for a rear wheel bearing hub assembly on 1994-2003 Ford Escort, 1995-1999 Mazda Protege, 1994-1999 Mercury Tracer, and 1992-1996 Mazda MX-3. The integrated ABS sensor supports vehicles equipped with anti-lock braking systems, while the hub and pilot dimensions help maintain proper wheel seating and alignment.

This part cross-references no listed aftermarket part numbers in the provided data.

Fitment

  • Fits 1994-2003 Ford Escort, rear.
  • Fits 1995-1999 Mazda Protege, rear.
  • Fits 1994-1999 Mercury Tracer, rear.
  • Fits 1992-1996 Mazda MX-3, rear.

Common Replacement Reasons

  • Rear wheel bearing noise or growling
  • Excessive hub play or looseness
  • ABS warning light related to a failed wheel speed sensor
  • Uneven wheel seating from worn hub components
  • Vibration or rough rotation from hub wear

Installation Notes

Verify rear fitment by year, make, model, and position before installation. Compare the wheel pilot, brake pilot, hub pilot, bolt circle, and flange dimensions to the original assembly to confirm match. Inspect the mounting surface, axle area, and ABS connector condition during service, and torque fasteners to the vehicle manufacturer’s specifications.

Quality Assurance

InMotion manufactures this hub assembly using OE data and precise measurements, with controlled production standards intended to support consistent fit and long-term service. Part number WA512161 is built as a direct replacement for the listed rear applications.

BrandInMotion
Part NumberWA512161
Wheel Pilot Diameter53.9
Brake Pilot Diameter55.0
Wheel Stud Quantity4
Hub Pilot Diameter65.0
Anti Lock Brake Sensor IncludedYes
Flange Offset56.0
Flange Diameter121.7
Bolt Circle Diameter100.0
Bolt Circle Diameter3.937

This part fits 26 vehicles. Search below:

YearMakeModelPositionNotes
2003FordEscortRearStandard Grade
2002FordEscortRearStandard Grade
2001FordEscortRearStandard Grade
2000FordEscortRearStandard Grade
1999FordEscortRearStandard Grade
1999MazdaProtegeRearStandard Grade
1999MercuryTracerRearStandard Grade
1998FordEscortRearStandard Grade
1998MazdaProtegeRearStandard Grade
1998MercuryTracerRearStandard Grade
1997FordEscortRearStandard Grade
1997MazdaProtegeRearStandard Grade
1997MercuryTracerRearStandard Grade
1996FordEscortRearStandard Grade
1996MazdaMX-3RearStandard Grade
1996MazdaProtegeRearStandard Grade
1996MercuryTracerRearStandard Grade
1995FordEscortRearStandard Grade
1995MazdaMX-3RearStandard Grade
1995MazdaProtegeRearStandard Grade
1995MercuryTracerRearStandard Grade
1994FordEscortRearStandard Grade
1994MazdaMX-3RearStandard Grade
1994MercuryTracerRearStandard Grade
1993MazdaMX-3RearStandard Grade
1992MazdaMX-3RearStandard Grade

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.