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Mevotech MB80309 Wheel Bearing and Hub Assembly - Rear
| Brand | Mevotech MB80309 |
|---|---|
| Position | Rear |
| Inside Diameter | 29.2 |
| Flange Bolt Hole Quantity | 4 |
| Wheel Stud Quantity | 5 |
| Bearing Generation | Gen 3 |
| Pre-Greased | Yes |
| Outside Diameter | 138.0 |
| Anti Lock Brake Sensor Included | No |
| Fits | Subaru · 23 vehicles |
Pre-greased design. Arrives ready for service with reduced prep time.
Gen 3 bearing. Updated bearing generation for dependable hub operation.
Labor Saver design. Built to streamline installation and reduce bay time.
Cross-references Mevotech Supreme MB80309, MOOG Hub Assemblies 512536 and SKF BR931103 for the same application. See all 12.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Wheel Bearing Hub Assembly Overview
The Mevotech MB80309 is a rear wheel bearing and hub assembly built for Subaru applications that need a direct-fit replacement with application-specific upgrades. It is pre-greased and uses a Gen 3 bearing design for dependable service in daily driving and higher-use conditions.
Compatible with rear hub service on the Subaru Ascent, Subaru Legacy, and Subaru Outback, this assembly is engineered in-house as part of Mevotech Supreme Parts. The MB80309 also incorporates Labor Saver design elements to streamline installation and reduce time in the bay.
- Pre-greased hub assembly for simplified service
- Gen 3 bearing generation for updated bearing design
- Five wheel studs and four flange bolt holes
- Built for passenger vehicles, SUVs, fleets, and working trucks
- Anti-lock brake sensor not included
Fitment Details
Fits 2019-2023 Subaru Ascent, rear. Fits 2015-2023 Subaru Legacy, rear. Fits 2015-2023 Subaru Outback, rear.
The MB80309 is a practical replacement for rear hub and bearing service when the original assembly shows wear, noise, or looseness. It is also a fitment-based option for Subaru Ascent, Subaru Legacy, and Subaru Outback owners looking for a Mevotech Supreme hub assembly with pre-greased construction and a service-focused design.
Common Repair Symptoms
- Wheel bearing noise or growling from the rear
- Excessive wheel play or looseness
- ABS-related service needs where the sensor is not part of the assembly
- Hub wear from high-mileage or heavy-use driving
- Reduced bearing smoothness during rotation
Installation Notes
Verify rear fitment, flange bolt hole count, wheel stud count, and bearing dimensions before installation. Confirm that the anti-lock brake sensor is transferred or serviced separately, since it is not included with this assembly. Use vehicle-specific service procedures and torque specifications during installation.
Quality Assurance
Mevotech Supreme Parts are engineered in-house with application-specific upgrades for durability and performance. The MB80309 is part of Mevotech's Supreme hub bearing assembly line, which includes Labor Saver design features aimed at making installation faster and easier.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2023 | Subaru | Ascent | Rear | — |
| 2023 | Subaru | Legacy | Rear | — |
| 2023 | Subaru | Outback | Rear | — |
| 2022 | Subaru | Ascent | Rear | — |
| 2022 | Subaru | Legacy | Rear | — |
| 2022 | Subaru | Outback | Rear | — |
| 2021 | Subaru | Ascent | Rear | — |
| 2021 | Subaru | Legacy | Rear | — |
| 2021 | Subaru | Outback | Rear | — |
| 2020 | Subaru | Ascent | Rear | — |
| 2020 | Subaru | Legacy | Rear | — |
| 2020 | Subaru | Outback | Rear | — |
| 2019 | Subaru | Ascent | Rear | — |
| 2019 | Subaru | Legacy | Rear | — |
| 2019 | Subaru | Outback | Rear | — |
| 2018 | Subaru | Legacy | Rear | — |
| 2018 | Subaru | Outback | Rear | — |
| 2017 | Subaru | Legacy | Rear | — |
| 2017 | Subaru | Outback | Rear | — |
| 2016 | Subaru | Legacy | Rear | — |
| 2016 | Subaru | Outback | Rear | — |
| 2015 | Subaru | Legacy | Rear | — |
| 2015 | Subaru | Outback | Rear | — |
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