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Shop Now with Confidence
Order Today - We Ship Worldwide
Secure Checkout
Search by OEM Code
SKU: KN6KM25
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Our specialists are ready to assist you with compatibility checks and product details. Contact us directly for fast support.
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Used rear differential for Audi A4 Cabrio (8H7, B6, 8HE, B7) with OEM number 3K03. Removed from a 4.2L 253kw S4 quattro.
Part shows signs of use. 30-day warranty included. Check photos before ordering.
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Transparent conditions for used OEM car parts, designed to protect both buyer and product integrity.
Please keep in mind:
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.
See what customers say about AutoRiven. Real reviews from verified buyers highlight product quality, fast delivery and reliable OEM part compatibility.
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 PartYour order is in good hands. AutoRiven shipments are handled via trusted international couriers such as FedEx, UPS, DHL, DPD, GLS, Raben, Hellmann, Geodis, and AmberExpress. Every shipment is trackable until delivery.
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.
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