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Moog RK90422 - Suspension Control Arm and Ball Joint Assembly (Front Right Upper)
MPN: RK90422
The Moog RK90422 Suspension Control Arm and Ball Joint Assembly ensures a stable ride for your Mercedes-Benz. Built to OEM standards for reliable performance.
Vehicle Specific
Check if this part fits your vehicle.
Product Overview
The Moog Suspension Control Arm and Ball Joint Assembly (part number RK90422) is a premium-grade replacement part designed specifically for Mercedes-Benz vehicles. This assembly is engineered to meet or exceed OEM standards, ensuring exceptional performance and durability for your vehicle's suspension system. With its robust construction, made from high-strength steel and protected against corrosion, the Moog RK90422 is built to last, providing you with peace of mind on the road. The assembly facilitates a solid connection between the wheels and the suspension system, resulting in improved handling and stability. Choose Moog RK90422 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Moog RK90422 is equivalent to or replaces the following part numbers: ACDelco 45D1095, Beck/Arnley 1016280, Centric Parts 622.35026, Chrysler 5101057AA, Delphi TC2043, Dorman 520-752, Dorman 521-296, Falcon Steering Systems FK90422, Febi-Bilstein 10796, MAS Industries CB28018, MAS Industries CB28028, Mcquay-Norris FA4144, Mercedes-Benz 2023304907, Mevotech CMK90422, Mevotech CMS251246, Mevotech MK90422, NAPA 260-5270, Raybestos Brakes 5021095, TRW Steering and Suspension Parts 10935, TRW Steering and Suspension Parts JTC982, TRW Steering and Suspension Parts JTC983, TRW Steering and Suspension Parts JTC984.
Vehicle Compatibility
This part fits some of the popular models below. For Fitment Confidence, please use the vehicle selector tool above to verify exact compatibility.
- Mercedes-Benz SLK230 Kompressor 2.3L4 (1998–2004)
- Mercedes-Benz SLK320 3.2 V6 (2000–2004)
- Mercedes-Benz CLK320 3.2 V6 (1999–2004)
- Mercedes-Benz CLK430 4.3 V8 (1999–2004)
- Mercedes-Benz E320 3.2 L6 (1995–2004)
- Mercedes-Benz E430 4.3 V8 (2000–2004)
- Mercedes-Benz E55 AMG 5.5 V8 (1998–2002)
- Mercedes-Benz C230 Kompressor 2.3L4 (1997–2000)
- Mercedes-Benz C280 2.8 L6 (1996–2000)
- Mercedes-Benz C43 AMG 4.3 V8 (1998–2000)
This may also fit other applications. Please use the vehicle selector tool to verify fitment.
Why Shop at eEuroparts.com?
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
- Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Established Trust: Serving the European auto community since 2000.
Frequently Asked Questions
What does the Moog RK90422 Suspension Control Arm and Ball Joint Assembly do?
The Moog Suspension Control Arm and Ball Joint Assembly plays a crucial role in your vehicle's suspension system, providing a connection between the chassis and the wheels. It helps maintain proper alignment and handling, ensuring a smooth and stable ride.
How do I know if my Suspension Control Arm and Ball Joint Assembly needs replacement?
Common signs that your Suspension Control Arm and Ball Joint Assembly may need replacement include uneven tire wear, a knocking or clunking noise while driving, and a noticeable decrease in handling and stability during maneuvers.
Can I install the Moog RK90422 myself?
Yes, the Moog RK90422 can be installed by DIY enthusiasts. However, it is essential to follow proper procedures and safety precautions during installation to ensure optimal performance and safety.
What are the symptoms of a faulty Suspension Control Arm and Ball Joint Assembly?
Symptoms may include poor handling, increased road noise, or a feeling of looseness in the steering. If you experience these issues, it is advisable to inspect the Moog RK90422 for wear and potential failure.
Why should I choose Moog for my Suspension Control Arm and Ball Joint Assembly needs?
Moog is renowned for its high-quality engineering and reliable automotive parts. Order Moog RK90422 today for a factory-correct replacement that restores safety and performance.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
- BrandMoog
- ManufacturerMoog
- MPNRK90422
- Part TypeSuspension Control Arm and Ball Joint Assembly
- PositionFront Right Upper
- OE Part Numbers2023304907, 5101057AA
- Cross Reference Numbers45D1095, 622.35026, 62235026, QSA2050S, 1016280, 102-6280, 1026280, 3CB25371, FK90422, 10796, CA8234, 521-296, 521296, 10935, 102-7939, 1027939, TC2043, 5021095, CMK90422, FA4144, 260-5270, 2605270, CMS251246, CB28018PR, JTC982, CB28028, 520-752, 520752, MK90422, CA8193, CB28018, JTC984, JTC983
- FeaturesAdjustable : No
Ball Joint Mounting Type : Press In
Ball Joint Stud Type : Threaded
Bushing Material : Rubber
Bushings Included : Yes
Control Arm Color : Black
Control Arm Material : Stamped Steel
Control Arm Maximum Length : 7.870
Grease Fitting Included : No
Mounting Hardware Included : Yes
Pre-Greased : Yes
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1994 | Mercedes-Benz | C220 | Base (2.2 L4 GAS) | |
| 1994 | Mercedes-Benz | C280 | Base (2.8 L6 GAS) | Notes: with Sport Package |
| 1995 | Mercedes-Benz | C220 | Base (2.2 L4 GAS) | |
| 1995 | Mercedes-Benz | C280 | Base (2.8 L6 GAS) | Notes: with Sport Package |
| 1996 | Mercedes-Benz | C220 | Base (2.2 L4 GAS) | |
| 1996 | Mercedes-Benz | C280 | Base (2.8 L6 GAS) | Notes: with Sport Package |
| 1996 | Mercedes-Benz | C36 AMG | Base (3.6 L6 GAS) | Notes: with Standard Suspension |
| 1996 | Mercedes-Benz | E320 | Base (3.2 L6 GAS) | |
| 1997 | Mercedes-Benz | C230 | Base (2.3 L4 GAS) | |
| 1997 | Mercedes-Benz | C280 | Base (2.8 L6 GAS) | Notes: with Sport Package |
| 1997 | Mercedes-Benz | C36 AMG | Base (3.6 L6 GAS) | Notes: with Standard Suspension |
| 1997 | Mercedes-Benz | E320 | Base (3.2 L6 GAS) | |
| 1997 | Mercedes-Benz | E420 | Base (4.2 V8 GAS) | |
| 1998 | Mercedes-Benz | C230 | Base (2.3 L4 GAS) | |
| 1998 | Mercedes-Benz | C280 | Base (2.8 V6 GAS) | Notes: with Sport Package |
| 1998 | Mercedes-Benz | C43 AMG | Base (4.3 V8 GAS) | |
| 1998 | Mercedes-Benz | CLK320 | Base (3.2 V6 GAS) | |
| 1998 | Mercedes-Benz | E320 | 4Matic (3.2 V6 GAS) | |
| 1998 | Mercedes-Benz | E320 | Base (3.2 V6 GAS) | |
| 1999 | Mercedes-Benz | C230 | Kompressor (2.3 L4 GAS) | Notes: with Sport Package |
| 1999 | Mercedes-Benz | C280 | Base (2.8 V6 GAS) | Notes: with Sport Package |
| 1999 | Mercedes-Benz | C43 AMG | Base (4.3 V8 GAS) | |
| 1999 | Mercedes-Benz | CLK320 | Base (3.2 V6 GAS) | |
| 1999 | Mercedes-Benz | CLK430 | Base (4.3 V8 GAS) | |
| 1999 | Mercedes-Benz | E320 | 4Matic (3.2 V6 GAS) | |
| 1999 | Mercedes-Benz | E320 | Base (3.2 V6 GAS) | |
| 1999 | Mercedes-Benz | E55 AMG | Base (5.5 V8 GAS) | |
| 2000 | Mercedes-Benz | C230 | Kompressor (2.3 L4 GAS) | Notes: with Sport Package |
| 2000 | Mercedes-Benz | C280 | Base (2.8 V6 GAS) | Notes: with Sport Package |
| 2000 | Mercedes-Benz | C43 AMG | Base (4.3 V8 GAS) | |
| 2000 | Mercedes-Benz | CLK320 | Base (3.2 V6 GAS) | |
| 2000 | Mercedes-Benz | CLK430 | Base (4.3 V8 GAS) | |
| 2000 | Mercedes-Benz | E320 | 4Matic (3.2 V6 GAS) | |
| 2000 | Mercedes-Benz | E320 | Base (3.2 V6 GAS) | |
| 2000 | Mercedes-Benz | E430 | 4Matic (4.3 V8 GAS) | |
| 2000 | Mercedes-Benz | E430 | Base (4.3 V8 GAS) | |
| 2000 | Mercedes-Benz | E55 AMG | Base (5.5 V8 GAS) | |
| 2000 | Mercedes-Benz | SLK230 | Kompressor (2.3 L4 GAS) | |
| 2001 | Mercedes-Benz | CLK320 | Base (3.2 V6 GAS) | |
| 2001 | Mercedes-Benz | CLK430 | Base (4.3 V8 GAS) | |
| 2001 | Mercedes-Benz | CLK55 AMG | Base (5.5 V8 GAS) | |
| 2001 | Mercedes-Benz | E320 | 4Matic (3.2 V6 GAS) | |
| 2001 | Mercedes-Benz | E320 | Base (3.2 V6 GAS) | |
| 2001 | Mercedes-Benz | E430 | 4Matic (4.3 V8 GAS) | |
| 2001 | Mercedes-Benz | E430 | Base (4.3 V8 GAS) | |
| 2001 | Mercedes-Benz | E55 AMG | Base (5.5 V8 GAS) | |
| 2001 | Mercedes-Benz | SLK230 | Kompressor (2.3 L4 GAS) | |
| 2001 | Mercedes-Benz | SLK320 | Base (3.2 V6 GAS) | |
| 2002 | Mercedes-Benz | CLK320 | Base (3.2 V6 GAS) | |
| 2002 | Mercedes-Benz | CLK430 | Base (4.3 V8 GAS) | |
| 2002 | Mercedes-Benz | CLK55 AMG | Base (5.5 V8 GAS) | |
| 2002 | Mercedes-Benz | E320 | 4Matic (3.2 V6 GAS) | |
| 2002 | Mercedes-Benz | E320 | Base (3.2 V6 GAS) | |
| 2002 | Mercedes-Benz | E430 | 4Matic (4.3 V8 GAS) | |
| 2002 | Mercedes-Benz | E430 | Base (4.3 V8 GAS) | |
| 2002 | Mercedes-Benz | E55 AMG | Base (5.5 V8 GAS) | |
| 2002 | Mercedes-Benz | SLK230 | Kompressor (2.3 L4 GAS) | |
| 2002 | Mercedes-Benz | SLK32 AMG | Base (3.2 V6 GAS) | |
| 2002 | Mercedes-Benz | SLK320 | Base (3.2 V6 GAS) | |
| 2003 | Mercedes-Benz | CLK430 | Base (4.3 V8 GAS) | |
| 2003 | Mercedes-Benz | SLK230 | Kompressor (2.3 L4 GAS) | |
| 2003 | Mercedes-Benz | SLK32 AMG | Base (3.2 V6 GAS) | |
| 2003 | Mercedes-Benz | SLK320 | Base (3.2 V6 GAS) | |
| 2004 | Mercedes-Benz | SLK320 | Base (3.2 V6 GAS) |
Warranty Overview
At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, contact customer support via Chat or Contact Us.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For complete details, please see our full Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.
