Mercedes W221 Control Unit A6429003701
SKU: IMY9WLP OEM: A6429003701
Need help finding the right OEM part?
Our specialists are ready to assist you with compatibility checks and product details. Contact us directly for fast support.
+48 45 309 41 74[email protected]Contact formThis is a used genuine Mercedes-Benz control unit, designed for the S-Class W221 model. It plays a crucial role in managing various vehicle systems, ensuring optimal performance and functionality.
To ensure compatibility, please verify that the part number A6429003701 matches your existing unit exactly. This is the most reliable way to confirm it is the correct replacement for your car.
Part Manufacturer: Mercedes-Benz OE; Part Number: A6429003701; Condition: Used.
The part is used, sold in the condition visible in the provided photographs. Please examine all images closely and compare with your current component before making a purchase decision.
This part ships from Poland to customers across Europe. Please review all details and photos to confirm suitability for your specific vehicle application.
- ConditionUsed
- InvoiceVAT Invoice Issued
- Part ManufacturerMercedes-Benz OE
- Part NumberA6429003701
Get your used OEM auto parts delivered fast and pay with total security.
- Fast worldwide shipping on used car parts (2–7 days EU / 5–12 days international)
- Direct dispatch from supplier = faster delivery and optimized logistics
- Full tracking on every order for complete transparency
- 100% secure payments via Stripe (credit cards, PayPal, Apple Pay, Klarna & local methods)
- Payment is captured only after order confirmation
Before ordering:
- Shipping cost is calculated at checkout based on location and parcel size
- Customs duties may apply for non-EU deliveries
- Always check compatibility with your vehicle and OEM reference
More details:
Transparent conditions for used OEM car parts, designed to protect both buyer and product integrity.
- 30-day warranty covering functional defects on used auto parts
- Returns accepted only if the item is incorrect, defective, or not as described
- Refund or replacement issued after inspection and verification
Please keep in mind:
- All parts are used, vehicle-specific, and individually listed
- Normal cosmetic wear does not affect functionality and is not considered a defect
- Returns for incorrect orders or change of mind are not accepted
For full coverage and legal details, see Returns Policy and Terms and Conditions.
Yes. All AutoRiven parts are used original OEM parts. We do not sell aftermarket parts or replicas.
Compatibility should be verified using the OEM reference number. You can also contact us before purchasing with your VIN, make, model, engine, and year, and our team will assist you.
AutoRiven sells used OEM automotive parts only.
Product information is based on visual inspection, available technical data, photos, and supplier information at the time of listing. Due to the nature of used automotive parts, not all components can be fully functionally tested before shipment.
Yes. All parts include a 30-day commercial warranty from the date of delivery, covering functional defects only. This commercial warranty does not affect or replace the consumer’s statutory rights under EU conformity law.
Estimated delivery time is 2–10 business days depending on destination. Express shipping may be available on request and typically takes 24–72 hours.
We accept secure payments via Stripe Checkout, including credit and debit cards, PayPal, Apple Pay, Google Pay, Klarna, Revolut Pay, and other local methods depending on your country.
Returns are accepted only if the item is defective or damaged, an incorrect item was supplied, or the product does not match the description. Used automotive parts are vehicle-specific and individually identified items and are excluded from the 14-day right of withdrawal under EU Directive 2011/83/EU.
Some electronic components may require coding or programming by a qualified technician after installation.
Yes, we ship internationally. Any customs duties, import taxes, or local charges required by the destination country are the customer’s responsibility.
Related Parts A6429003701
Browse other parts with the same OEM A6429003701 code, selected for matching fit and compatibility with your vehicle.
Customer Reviews about AutoRiven
See what customers say about AutoRiven. Real reviews from verified buyers highlight product quality, fast delivery and reliable OEM part compatibility.
Can’t find the part? We can help
If you can’t find a part on the website, contact us with the OEM code or the vehicle VIN. We’ll check availability and reply before you place an order.
Find Your PartSimilar Parts You May Need
Discover alternative parts for your vehicle, chosen for similar function, fit and common usage. Ideal if you are comparing options or looking for a suitable replacement.
Mercedes W221 Transmission Control Module A0015450416
ECU Engine Control Unit Mercedes S-Class W221 A6421508900
Mercedes W221 Right Rear Control Arm Joint A2213500806
Front Lower Right Control Arm Mercedes W212 E63 6.3 AMG A2183300811
Rear left lower control arm Mercedes W221 W216 A2213500706 FH-Cobra
Find the Right Part for Your Vehicle
Explore our most popular categories to quickly find the exact OEM part your vehicle needs. Each component is carefully sourced, quality-checked, and ready for fast delivery across Europe.
Find Parts by OEM Code
Search by OEM reference to find every part that matches — fast, accurate, and verified against our full catalog.




























