which door lock mechanism?

[RC944]

so partsbase is showing a number of options and ive narrowed it down to two but dont know which

4F1837016A

4F2837015

the cars an 07 s6 avant

 

[RoyC]

so partsbase is showing a number of options and ive narrowed it down to two but dont know which

4F1837016A

4F2837015

the cars an 07 s6 avant

Can you pop the door card to see if you can check your existing lock number ?