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InMotion WA512503 Wheel Bearing and Hub Assembly - Rear
Rear Wheel Bearing Hub Assembly for Civic and ILX
InMotion WA512503 is a rear wheel bearing and hub assembly built for direct replacement service on select Honda Civic and Acura ILX applications. It is engineered from OE data and measurements to match the original fit, mounting points, and operating dimensions for dependable wheel support and sensor integration.
Compatible with 2013-2015 Honda Civic, rear and 2016-2018 Acura ILX, rear, this hub assembly is a practical choice when replacing a worn or noisy rear hub. The WA512503 also includes an ABS sensor, helping maintain proper wheel speed signal function on the listed vehicles.
Key Features
- Rear wheel bearing and hub assembly for select Honda Civic and Acura ILX models
- Direct replacement design based on OE data and measurements
- Includes ABS sensor
- 5 wheel studs with 4 flange bolt holes
- Flange diameter: 139.0 mm
- Bolt circle diameter: 114.3 mm / 4.507 in.
- Hub pilot diameter: 69.9 mm
- Wheel pilot diameter: 57.9 mm
- Brake pilot diameter: 64.0 mm
- Flange offset: 55.1 mm
- Trapezoid flange shape
Detailed Description
Built for the rear axle, InMotion part number WA512503 is manufactured with high-precision processes and strict quality-control standards to match the original hub assembly geometry. The design supports proper wheel mounting, brake interface alignment, and ABS sensor operation on the specified Honda Civic and Acura ILX rear applications. If you are searching for a rear wheel bearing hub assembly for 2013-2015 Honda Civic or 2016-2018 Acura ILX, WA512503 provides the OE-style dimensions needed for a direct replacement service.
This part cross-references common OE-style replacement listings for the same application.
What It Helps Address
- Rear wheel bearing noise or rough rotation
- Excessive hub play or looseness at the wheel
- ABS warning light concerns related to a failed hub sensor
- Uneven wheel mounting caused by worn hub components
- Brake and wheel alignment issues tied to hub wear
Installation Notes and Tips
Confirm rear fitment before ordering: Fits 2013-2015 Honda Civic, rear, and Fits 2016-2018 Acura ILX, rear. Verify bolt circle, pilot diameters, and sensor connection points against the original part before installation. Clean the mounting surface thoroughly, inspect the knuckle and brake components for wear, and torque all fasteners to the vehicle manufacturer’s specifications.
Quality Assurance
InMotion manufactures this hub assembly using OE-based measurements and controlled production standards to support consistent fitment and service life. The WA512503 is built as a direct replacement part for the listed rear applications.
| Brand | InMotion |
| Part Number | WA512503 |
| Flange Bolt Hole Quantity | 4 |
| Wheel Pilot Diameter | 57.9 |
| Brake Pilot Diameter | 64.0 |
| Wheel Stud Quantity | 5 |
| Hub Pilot Diameter | 69.9 |
| Flange Shape | Trapazoid |
| Anti Lock Brake Sensor Included | Yes |
| Flange Offset | 55.1 |
| Flange Diameter | 139.0 |
| Bolt Circle Diameter | 114.3 |
| Bolt Circle Diameter | 4.507 |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2018 | Acura | ILX | Rear | Standard Grade | |
| 2017 | Acura | ILX | Rear | Standard Grade | |
| 2016 | Acura | ILX | Rear | Standard Grade | |
| 2015 | Honda | Civic | LX | Rear | Standard Grade |
| 2014 | Honda | Civic | Si | Rear | Standard Grade |
| 2013 | Honda | Civic | Si | Rear | Standard Grade |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.