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Mevotech GK90421 Suspension Control Arm and Ball Joint Assembly - Front Left Upper
| Brand | Mevotech GK90421 |
|---|---|
| Position | Front Left Upper |
| Adjustable | No |
| Ball Joint Mounting Type | Unitized |
| Control Arm Maximum Length | 11.1 |
| Control Arm Maximum Width | 10.89 |
| Finish | Paint |
| Pre-Greased | Yes |
| Fits | Mercedes-Benz · 40 vehicles |
OE direct replacement. Exact match for fit, form, and function.
Pre-greased design. Ready for smoother installation and service.
Paint finish. Helps protect the control arm assembly.
Cross-references 1403307607 for the same application. See all 1.
OE-Style Front Left Upper Control Arm
The Mevotech GK90421 is a front left upper suspension control arm and ball joint assembly for select Mercedes-Benz full-size sedans and coupes. Built to match original manufacturer fit, form, and function, it is aimed at routine drivers who want restored steering response, ride quality, and suspension geometry.
- Mevotech Original Grade replacement for OE-style fit and performance
- Pre-greased for immediate service
- Unitized ball joint mounting type
- Painted finish for corrosion-resistant appearance
- Non-adjustable design for direct replacement use
- Control arm dimensions: 10.89 in. maximum width, 11.1 in. maximum length
Fitment Details
- Fits 1998-1999 Mercedes-Benz CL500, front left upper
- Fits 1998-1999 Mercedes-Benz CL600, front left upper
- Fits 1994-1999 Mercedes-Benz S320, front left upper
- Fits 1994-1999 Mercedes-Benz S420, front left upper
- Fits 1994-1999 Mercedes-Benz S500, front left upper
- Fits 1994-1999 Mercedes-Benz S600, front left upper
- Fits 1992-1993 Mercedes-Benz 300SD, front left upper
- Fits 1992-1993 Mercedes-Benz 300SE, front left upper
- Fits 1993 Mercedes-Benz 400SEL, front left upper
- Fits 1993 Mercedes-Benz 500SEC, front left upper
- Fits 1992-1993 Mercedes-Benz 500SEL, front left upper
- Fits 1993 Mercedes-Benz 600SEC, front left upper
- Fits 1992-1993 Mercedes-Benz 600SEL, front left upper
- Fits 1992 Mercedes-Benz 400SE, front left upper
What This Part Helps Address
- Loose or imprecise front-end steering feel
- Clunking or knocking from the upper suspension area
- Uneven tire wear caused by worn suspension geometry
- Ride quality changes from a fatigued control arm assembly
- Ball joint wear in the front left upper suspension position
Installation Notes and Tips
Verify the front left upper position and compare the original arm dimensions before installation. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. After replacement, perform a professional alignment to confirm suspension angles and steering response on Mercedes-Benz CL500, CL600, S320, S420, S500, and S600 applications.
Quality Assurance
Mevotech Original Grade parts are engineered as direct OE-style replacements for regular commuting and routine driving. The GK90421 is built to restore original fit and function for the specified Mercedes-Benz applications, with pre-greased construction and a painted finish for service-ready installation.
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 1999 | Mercedes-Benz | CL500 | — | Front Left Upper | — |
| 1999 | Mercedes-Benz | CL600 | — | Front Left Upper | — |
| 1999 | Mercedes-Benz | S320 | — | Front Left Upper | — |
| 1999 | Mercedes-Benz | S420 | — | Front Left Upper | — |
| 1999 | Mercedes-Benz | S500 | — | Front Left Upper | — |
| 1999 | Mercedes-Benz | S600 | — | Front Left Upper | — |
| 1998 | Mercedes-Benz | CL500 | — | Front Left Upper | — |
| 1998 | Mercedes-Benz | CL600 | — | Front Left Upper | — |
| 1998 | Mercedes-Benz | S320 | — | Front Left Upper | — |
| 1998 | Mercedes-Benz | S420 | — | Front Left Upper | — |
| 1998 | Mercedes-Benz | S500 | — | Front Left Upper | — |
| 1998 | Mercedes-Benz | S600 | — | Front Left Upper | — |
| 1997 | Mercedes-Benz | S320 | — | Front Left Upper | — |
| 1997 | Mercedes-Benz | S420 | — | Front Left Upper | — |
| 1997 | Mercedes-Benz | S500 | — | Front Left Upper | — |
| 1997 | Mercedes-Benz | S600 | — | Front Left Upper | — |
| 1996 | Mercedes-Benz | S320 | — | Front Left Upper | — |
| 1996 | Mercedes-Benz | S420 | — | Front Left Upper | — |
| 1996 | Mercedes-Benz | S500 | — | Front Left Upper | — |
| 1996 | Mercedes-Benz | S600 | — | Front Left Upper | — |
| 1995 | Mercedes-Benz | S320 | — | Front Left Upper | — |
| 1995 | Mercedes-Benz | S420 | — | Front Left Upper | — |
| 1995 | Mercedes-Benz | S500 | — | Front Left Upper | — |
| 1995 | Mercedes-Benz | S600 | — | Front Left Upper | — |
| 1994 | Mercedes-Benz | S320 | — | Front Left Upper | — |
| 1994 | Mercedes-Benz | S420 | — | Front Left Upper | — |
| 1994 | Mercedes-Benz | S500 | — | Front Left Upper | — |
| 1994 | Mercedes-Benz | S600 | — | Front Left Upper | — |
| 1993 | Mercedes-Benz | 300SD | — | Front Left Upper | — |
| 1993 | Mercedes-Benz | 300SE | — | Front Left Upper | — |
| 1993 | Mercedes-Benz | 400SEL | — | Front Left Upper | — |
| 1993 | Mercedes-Benz | 500SEC | — | Front Left Upper | — |
| 1993 | Mercedes-Benz | 500SEL | — | Front Left Upper | — |
| 1993 | Mercedes-Benz | 600SEC | Base | Front Left Upper | — |
| 1993 | Mercedes-Benz | 600SEL | — | Front Left Upper | — |
| 1992 | Mercedes-Benz | 300SD | — | Front Left Upper | — |
| 1992 | Mercedes-Benz | 300SE | — | Front Left Upper | — |
| 1992 | Mercedes-Benz | 400SE | — | Front Left Upper | — |
| 1992 | Mercedes-Benz | 500SEL | — | Front Left Upper | — |
| 1992 | Mercedes-Benz | 600SEL | — | Front Left Upper | — |
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