Common in later A6 models and quattro variants, often identified as ZF8HP . Manual: Examples include 01E or 01X 6-speed units. How to Find Your Gearbox Code
A 3-letter code may be stamped directly onto the housing, usually on the driver's side near the front differential flange. audi a6 gearbox codes
Commonly found in modern C7/C8 models, often using the 0B5 (DL501) or 0CK transmission. Common in later A6 models and quattro variants,
A dealer or comprehensive VIN decoder can identify the exact gearbox originally installed. Common A6 Transmission Issues & Fault Codes audi a6 gearbox codes