Delphi TC4524 Suspension Control Arm - Front Left Lower Forward
| Brand | Delphi TC4524 |
|---|---|
| Position | Front Left Lower Forward |
| Fits | Audi and Porsche · 68 vehicles |
OE expertise. Applied to the aftermarket steering portfolio for compatibility with OE parts.
Extreme testing. Withstands temperatures below -40 C and over 120 C, plus 720 hours of salt spray.
Suspension control arm. Built as a direct-fit replacement for dependable steering and suspension performance.
Cross-references Mevotech Supreme CMS701204, MOOG Chassis Products RK643620 and 4M0 407 151 F for the same application. See all 11.
OE-Style Front Left Lower Forward Control Arm
Delphi TC4524 is a suspension control arm for the front left lower forward position on select Audi and Porsche applications. It is built using Delphi OE engineering practices and dimensional analysis to support proper fitment on vehicles such as the Audi Q7, Audi Q8, and Porsche Cayenne.
Key Features
- Front left lower forward suspension control arm
- OE-focused design for dimensional and material compatibility
- Tested for temperature extremes below -40 C and above 120 C
- Exposed to 720 hours of salt spray during validation
- Delphi part number TC4524 for direct catalog lookup
Fitment Details
- Fits 2019-2026 Audi A8 Quattro, front left lower forward.
- Fits 2017-2026 Audi Q7, front left lower forward.
- Fits 2019-2026 Audi Q8, front left lower forward.
- Fits 2020-2026 Audi S8, front left lower forward.
- Fits 2020-2026 Audi SQ7, front left lower forward.
- Fits 2020-2026 Audi SQ8, front left lower forward.
- Fits 2025 Audi Q8 e-tron Sportback, front left lower forward.
- Fits 2019-2025 Porsche Cayenne, front left lower forward.
- Fits 2024 Audi Q8 e-tron, front left lower forward.
- Fits 2021-2023 Audi e-tron Quattro, front left lower forward.
- Fits 2019 Audi e-tron Quattro, front left lower forward.
- Fits 2022-2023 Audi e-tron S, front left lower forward.
- Fits 2022-2023 Audi e-tron S Sportback, front left lower forward.
- Fits 2020-2023 Audi e-tron Sportback, front left lower forward.
This part cross-references MOOG Chassis Products RK643620 for the same application.
What It Helps Address
- Front suspension looseness at the left lower forward control arm location
- Clunking or knocking from worn suspension pivot points
- Uneven tire wear related to front suspension geometry
- Steering pull or unstable road feel caused by worn control arm components
- Alignment issues after suspension wear is diagnosed
Installation Notes
Verify the vehicle position before ordering, since this part is specific to the front left lower forward location. Confirm fitment by year, make, and model for Audi Q7, Audi Q8, Audi A8 Quattro, and Porsche Cayenne applications before installation.
Quality Assurance
Delphi applies OE-focused testing and material analysis to its steering and suspension portfolio. This control arm is validated for extreme temperature exposure and salt-spray resistance to support durability in demanding driving conditions.
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2026 | Audi | A8 Quattro | — | Front Left Lower Forward | — |
| 2026 | Audi | Q7 | — | Front Left Lower Forward | — |
| 2026 | Audi | Q8 | — | Front Left Lower Forward | — |
| 2026 | Audi | S8 | — | Front Left Lower Forward | — |
| 2026 | Audi | SQ7 | — | Front Left Lower Forward | — |
| 2026 | Audi | SQ8 | — | Front Left Lower Forward | — |
| 2025 | Audi | A8 Quattro | — | Front Left Lower Forward | — |
| 2025 | Audi | Q7 | — | Front Left Lower Forward | — |
| 2025 | Audi | Q8 | — | Front Left Lower Forward | — |
| 2025 | Audi | Q8 e-tron Sportback | — | Front Left Lower Forward | — |
| 2025 | Audi | S8 | — | Front Left Lower Forward | — |
| 2025 | Audi | SQ7 | — | Front Left Lower Forward | — |
| 2025 | Audi | SQ8 | — | Front Left Lower Forward | — |
| 2025 | Porsche | Cayenne | — | Front Left Lower Forward | — |
| 2024 | Audi | A8 Quattro | — | Front Left Lower Forward | — |
| 2024 | Audi | Q7 | — | Front Left Lower Forward | — |
| 2024 | Audi | Q8 | — | Front Left Lower Forward | — |
| 2024 | Audi | Q8 e-tron | — | Front Left Lower Forward | — |
| 2024 | Audi | S8 | — | Front Left Lower Forward | — |
| 2024 | Audi | SQ7 | — | Front Left Lower Forward | — |
| 2024 | Audi | SQ8 | — | Front Left Lower Forward | — |
| 2024 | Porsche | Cayenne | — | Front Left Lower Forward | — |
| 2023 | Audi | A8 Quattro | — | Front Left Lower Forward | — |
| 2023 | Audi | e-tron Quattro | Premium | Front Left Lower Forward | — |
| 2023 | Audi | e-tron S | Prestige | Front Left Lower Forward | — |
| 2023 | Audi | e-tron S Sportback | Prestige | Front Left Lower Forward | — |
| 2023 | Audi | e-tron Sportback | Prestige | Front Left Lower Forward | — |
| 2023 | Audi | Q7 | Prestige | Front Left Lower Forward | — |
| 2023 | Audi | Q8 | Prestige | Front Left Lower Forward | — |
| 2023 | Audi | S8 | — | Front Left Lower Forward | — |
| 2023 | Audi | SQ7 | — | Front Left Lower Forward | — |
| 2023 | Audi | SQ8 | — | Front Left Lower Forward | — |
| 2023 | Porsche | Cayenne | — | Front Left Lower Forward | — |
| 2022 | Audi | A8 Quattro | — | Front Left Lower Forward | — |
| 2022 | Audi | e-tron Quattro | Premium | Front Left Lower Forward | — |
| 2022 | Audi | e-tron S | Prestige | Front Left Lower Forward | — |
| 2022 | Audi | e-tron S Sportback | Prestige | Front Left Lower Forward | — |
| 2022 | Audi | e-tron Sportback | Prestige | Front Left Lower Forward | — |
| 2022 | Audi | Q7 | Prestige | Front Left Lower Forward | — |
| 2022 | Audi | Q8 | Prestige | Front Left Lower Forward | — |
| 2022 | Audi | S8 | — | Front Left Lower Forward | — |
| 2022 | Audi | SQ7 | — | Front Left Lower Forward | — |
| 2022 | Audi | SQ8 | — | Front Left Lower Forward | — |
| 2022 | Porsche | Cayenne | — | Front Left Lower Forward | — |
| 2021 | Audi | A8 Quattro | — | Front Left Lower Forward | — |
| 2021 | Audi | e-tron Quattro | Prestige | Front Left Lower Forward | — |
| 2021 | Audi | e-tron Sportback | Prestige | Front Left Lower Forward | — |
| 2021 | Audi | Q7 | Prestige | Front Left Lower Forward | — |
| 2021 | Audi | Q8 | Prestige | Front Left Lower Forward | — |
| 2021 | Audi | S8 | — | Front Left Lower Forward | — |
| 2021 | Audi | SQ7 | — | Front Left Lower Forward | — |
| 2021 | Audi | SQ8 | — | Front Left Lower Forward | — |
| 2021 | Porsche | Cayenne | — | Front Left Lower Forward | — |
| 2020 | Audi | A8 Quattro | — | Front Left Lower Forward | — |
| 2020 | Audi | e-tron Sportback | Prestige | Front Left Lower Forward | — |
| 2020 | Audi | Q7 | Prestige | Front Left Lower Forward | — |
| 2020 | Audi | Q8 | Prestige | Front Left Lower Forward | — |
| 2020 | Audi | S8 | Base | Front Left Lower Forward | — |
| 2020 | Audi | SQ7 | — | Front Left Lower Forward | — |
| 2020 | Audi | SQ8 | Prestige | Front Left Lower Forward | — |
| 2020 | Porsche | Cayenne | — | Front Left Lower Forward | — |
| 2019 | Audi | A8 Quattro | — | Front Left Lower Forward | — |
| 2019 | Audi | e-tron Quattro | Prestige | Front Left Lower Forward | — |
| 2019 | Audi | Q7 | Prestige | Front Left Lower Forward | — |
| 2019 | Audi | Q8 | Prestige | Front Left Lower Forward | — |
| 2019 | Porsche | Cayenne | — | Front Left Lower Forward | — |
| 2018 | Audi | Q7 | Prestige | Front Left Lower Forward | — |
| 2017 | Audi | Q7 | Prestige | Front Left Lower Forward | — |
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