The "ADAC Kaufvertrag" (from the German Automobile Club) is widely considered the industry standard ("Top Tier"). It is available as a PDF, strictly bilingual (or easily understandable), and legally airtight.
: Full names, addresses, and ID/Passport numbers for both the seller and buyer. Vehicle Identification Make, model, and year of manufacture. Vehicle Identification Number (VIN) Current mileage (KM). Purchase Price : The total agreed amount, clearly stated in Euros. Seller's Guarantees
