• Control Arm For Mercedes Benz 221 330 90 07
  • Control Arm For Mercedes Benz 221 330 90 07
  • Control Arm For Mercedes Benz 221 330 90 07
  • Control Arm For Mercedes Benz 221 330 90 07
  • Control Arm For Mercedes Benz 221 330 90 07
  • video

Control Arm For Mercedes Benz 221 330 90 07

  • Sortech
  • China
  • 7-30days
  • There is some inventory, and the production capacity is 7~30 days after ordering
1. You get a front control arm that’s 30% lighter and 50% stronger than conventional ones, thanks to forged aluminum alloy and sophisticated production. 2. Enjoy greatly improved driving comfort and steering precision, because this control arm features precision‑tuned steering geometry and excellent damping. 3. Choose between graphene‑reinforced composite or chromoly alloy for the bushing and ball joint – both last over 80,000 km.

1. Arm Body

The arm body is formed from forged aluminum alloy using a die‑forging process. Compared to steel arms, it is 40%–50% lighter while offering equal rigidity, effectively reducing unsprung mass and enhancing both handling responsiveness and ride smoothness.

Control Arm For Mercedes Benz

2. Ball Joint Assembly

Control Arm For Car

Ball Stud: Manufactured from bearing steel with a case‑hardened and ground surface, providing high hardness and wear resistance for precise, low‑friction steering.


Ball Seat (Socket): Made of POM (polyoxymethylene) and pre‑lubricated with lithium grease to minimize friction and eliminate noise between the ball stud and the socket.


Dust Cover: Constructed from chloroprene rubber (CR), resistant to oil and aging, keeping sand, moisture, and dirt out of the ball joint to prevent premature wear.


Preload Spring: Fabricated from spring steel, supplying a constant preload force.


3. Bushing Assembly


Inner Core: Made of 45# steel with a zinc‑plated or electrophoretic coating to prevent rust, rigidly bolted to the subframe or steering knuckle.


Q1:Do Your Products Meet International Standards (Such as Iso/Ts 16949)?

A: Our products have passed ISO/TS 16949 quality management system certification, and meet the European CE, Russian GOST and other regional standards. Specific certification can be provided according to customer needs.

Q2: Can You Provide Product Drawings or Technical Parameters?

A: Yes! Please provide your requirements or refer to our product catalogue on the website. We will send you detailed technical documents (including size, material, vehicle type, etc.).

Q3: Is There Any Products in Stock? Can I Deliver It on the Same Day?

A: The regular model is available in stock, and the delivery cycle is 3-5 working days; the production cycle of customized products needs to be confirmed according to the order.

Q4: Which Models Are Suitable for This Accessory?

A: Please provide the brand, model and year of the vehicle (such as BMW 2020), we will match the corresponding accessories.

Q5: How to Confirm the Compatibility of Accessories with the Original Car?

A: We provide OEM number comparison service or verify compatibility through third-party tools.

Q6: Does the Quotation Include Freight? Is It Fob Price?

A: The default quotation is the factory price (excluding tax). If you need FOB price, you need to specify the freight forwarder and bear the international freight, we will cooperate with you.

Q7: Is There a Bulk Discount?

A: The larger the order volume, the higher the discount. For example: -MOQ 100 pieces: unit price $10. -MOQ 500 pieces: unit price $8. Specific step prices can be negotiated after the procurement plan is provided.

Q8: Is the Price Tax Included?

A: The quotation is not included in tax (tax number of customer is required for export tax exemption in China). If DDP (tax paid delivery) is required, additional tax confirmation is required.

Q9: How to Place an Order?

A: You can send the purchase list by email or submit the order online (official website link), we will confirm within 24 hours.

Q10: Time Limit for Order Modification or Cancellation?

A: The modification can be made free of charge before production; the cancellation during production will incur the material loss fee (30% of the order amount); the cancellation after delivery is not allowed.

Q11: Who Will Bear the Freight?

A: The freight shall be borne by your company under FOB price; the cost to the destination port/denominated place shall be borne by us under CIF/DAP price.

Q12: What Documents Are Required for Customs Clearance?

A: To be provided: -Commercial invoice (including HS code). -Packing list. -Certificate of origin (FORM A). -Technical documents (e.g. product certification certificates). We can assist in preparing the documents, but the customer is responsible for customs clearance.

Q13: How to Lock in the Exchange Rate?

A: It can be agreed to take the spot selling price of the Bank of China at the time of signing the contract as the benchmark, or avoid the risk of volatility through forward exchange contracts.

Q14: What Is the Warranty Period of Your Products?

A: 2 years and 60,000 kilometers, electronic components 1 year warranty.

Q15: How to Deal with Product Quality Problems?

A: Please provide photos, test report and batch number to confirm the quality problem: -Free replacement or repair within the warranty period (24 months); -Negotiate partial compensation for non-quality issues.

Q16: How to Apply for Return or Exchange?

A: The return freight shall be borne (except for quality problems), and the return shall be confirmed by our quality inspection.

Q17: Is Installation Guidance Provided?

A: Provide multi-language installation video and graphic manual, complex accessories can arrange engineers for remote guidance.

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