Coding key for adjusting the speedometer scale. The following speeds are available depending on the version: 300 km/h 330 km/h 360 km/h Suitable for the following vehicles: A-Class 177 Series AMG CLA-Class 118 Series AMG E-Class 213 Series AMG (MOPF from model year 2020) CLS-Class 257 Series AMG (MOPF from model year 2020) GLA-Class H247 247 Series AMG GLB-Class X247 247 Series AMG GLE-Class V167 167 Series AMG GLE-Class C167 Series 167 AMG GLS-Class X167 Series 167 AMG Other models available on request Package includes: Coding key Notes: The coding key can only be used for one vehicle Not possible for hybrid vehicles