The latest batch of part numbers: A1669065401, 1669065401, A 166 906 54 01
This is the previous generation of part numbers: A1669060102, 1669060102, A 166 906 01 02
This is the second generation of part numbers: A2229063801, 2229063801, A 222 906 38 01 (it is also installed in the S-class Parking Brake Actuator, which is now obsolete)

Product specifications: The latest batch of part numbers are used for reproduction, and quality issues can effectively solve Parking Brake Actuator failure, fault code and other issues.
Vehicle chassis configuration model: X166 W166 C292.
The service life can reach 2 years. This is a reproduction based on the official upgrade. Perfect solution to the defects of the previous generation of part coding products. Therefore, if there is any problem within 2 years, we can provide warranty, because the product is stable and safe to use
It can stop your vehicle more effectively.

The product comes with: a motor, 2 screws, a rubber ring, a complete set of components, and one car uses 2 calipers installed on the left and right calipers of the rear wheels

The engine model and displacement of this car are:
V6 spark-ignition engine M276。R4 diesel engine M651，V6 diesel engine OM642
Displacement 3.0 litres，Displacement 3.5 litres，Displacement 4.6 litres