If your specific number doesn't appear in online databases, your best bet is to contact a specialist in "Oldtimer" tuning. Many shops that specialize in 80s and 90s cars maintain physical binders of these certificates. You can also try searching for the "KBA" number if it is visible on the spring, as this is a universal German identification number that can lead you to the right document.
A Gutachten is a legal document that proves a specific part is safe for a specific vehicle. Without it, your car may fail its periodic inspection, and your insurance could be invalidated. Since Jamex as a primary manufacturer has gone through various business changes over the decades, finding these papers can be a challenge. The document typically contains: The exact lowering rate (e.g., 40mm or 60mm). Wire thickness and coil count of the springs. jamex gutachten download
Ensure the PDF printout is clear, especially the technical specifications table. If your specific number doesn't appear in online
Because the original Jamex company is no longer operating in its original form, there is no "official" central portal. However, several reliable resources still exist for enthusiasts: A Gutachten is a legal document that proves