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Delphi TC9012 Lateral Arm and Ball Joint Assembly - Rear Lower Forward
| Brand | Delphi TC9012 |
|---|---|
| Position | Rear Lower Forward |
| Fits | Subaru · 37 vehicles |
OE expertise. Applied to the aftermarket steering portfolio for OE performance.
Extreme testing. Withstands temperatures below -40 C and over 120 C, plus 720 hours of salt spray.
Dimensional analysis. Helps ensure compatibility between OE and aftermarket parts.
Cross-references Dorman - OE Solutions 526-159, 20250FL010 and 20250FL020 for the same application. See all 3.
Rear Lower Forward Suspension Arm
Delphi TC9012 is a rear lower forward lateral arm and ball joint assembly for select Subaru applications. It is built for the rear lower forward position and supports precise suspension geometry on vehicles such as the Subaru Forester, Legacy, Outback, Crosstrek, Impreza, and WRX.
Delphi applies OE-focused engineering to its aftermarket steering and suspension portfolio, with dimensional and material analysis used to improve OE-to-aftermarket compatibility. Delphi TC9012 is also tested for temperature extremes and salt spray exposure to help verify durability in demanding road conditions.
- Rear lower forward lateral arm and ball joint assembly
- Position: rear lower forward
- OE-style fitment focus for Subaru suspension service
- Cross-references Dorman - OE Solutions 526-159 for the same application
- Part number: TC9012
Fitment Details
Compatible With:
- Fits 2019-2025 Subaru Forester, rear lower forward.
- Fits 2020-2025 Subaru Legacy, rear lower forward.
- Fits 2020-2025 Subaru Outback, rear lower forward.
- Fits 2018-2024 Subaru Crosstrek, rear lower forward.
- Fits 2017-2024 Subaru Impreza, rear lower forward.
- Fits 2022-2024 Subaru WRX, rear lower forward.
What This Part Helps Address
- Rear suspension looseness or instability
- Excessive play at the rear lower forward mounting point
- Uneven tire wear related to worn suspension geometry
- Noises from a worn lateral arm or ball joint assembly
- Restoring proper rear suspension alignment after wear
Installation Notes and Tips
Verify the rear lower forward position before ordering, since this assembly is location-specific. Compare the original part to Delphi TC9012 and confirm vehicle year, model, and suspension layout on the Subaru Forester, Legacy, Outback, Crosstrek, Impreza, or WRX before installation. A professional alignment is recommended after suspension component replacement.
Quality Assurance
Delphi uses OE safety technology and applies OE engineering methods to its aftermarket steering and suspension parts. This assembly is evaluated through temperature cycling below -40 degrees C and above 120 degrees C, plus 720 hours of salt spray exposure, to support durability and fit consistency.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2025 | Subaru | Forester | Rear Lower Forward | — |
| 2025 | Subaru | Legacy | Rear Lower Forward | — |
| 2025 | Subaru | Outback | Rear Lower Forward | — |
| 2024 | Subaru | Crosstrek | Rear Lower Forward | — |
| 2024 | Subaru | Forester | Rear Lower Forward | — |
| 2024 | Subaru | Impreza | Rear Lower Forward | — |
| 2024 | Subaru | Legacy | Rear Lower Forward | — |
| 2024 | Subaru | Outback | Rear Lower Forward | — |
| 2024 | Subaru | WRX | Rear Lower Forward | — |
| 2023 | Subaru | Crosstrek | Rear Lower Forward | — |
| 2023 | Subaru | Forester | Rear Lower Forward | — |
| 2023 | Subaru | Impreza | Rear Lower Forward | — |
| 2023 | Subaru | Legacy | Rear Lower Forward | — |
| 2023 | Subaru | Outback | Rear Lower Forward | — |
| 2023 | Subaru | WRX | Rear Lower Forward | — |
| 2022 | Subaru | Crosstrek | Rear Lower Forward | — |
| 2022 | Subaru | Forester | Rear Lower Forward | — |
| 2022 | Subaru | Impreza | Rear Lower Forward | — |
| 2022 | Subaru | Legacy | Rear Lower Forward | — |
| 2022 | Subaru | Outback | Rear Lower Forward | — |
| 2022 | Subaru | WRX | Rear Lower Forward | — |
| 2021 | Subaru | Crosstrek | Rear Lower Forward | — |
| 2021 | Subaru | Forester | Rear Lower Forward | — |
| 2021 | Subaru | Impreza | Rear Lower Forward | — |
| 2021 | Subaru | Legacy | Rear Lower Forward | — |
| 2021 | Subaru | Outback | Rear Lower Forward | — |
| 2020 | Subaru | Crosstrek | Rear Lower Forward | — |
| 2020 | Subaru | Forester | Rear Lower Forward | — |
| 2020 | Subaru | Impreza | Rear Lower Forward | — |
| 2020 | Subaru | Legacy | Rear Lower Forward | — |
| 2020 | Subaru | Outback | Rear Lower Forward | — |
| 2019 | Subaru | Crosstrek | Rear Lower Forward | — |
| 2019 | Subaru | Forester | Rear Lower Forward | — |
| 2019 | Subaru | Impreza | Rear Lower Forward | — |
| 2018 | Subaru | Crosstrek | Rear Lower Forward | — |
| 2018 | Subaru | Impreza | Rear Lower Forward | — |
| 2017 | Subaru | Impreza | Rear Lower Forward | — |
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