A6 Quattro Wagon V6-3.2L (BKH) (2006)
Fluid - Transfer Case: Fluid Type Specifications
Transfer gear
Type .................................................................................................................................................................................... SAE 75W-90 Synthetic Gear Oil
VW Part no. ...................................................................................................................................................................................... G 052 145 A1 (0.5 litre)
VW Part no. ...................................................................................................................................................................................... G 052 145 S2 (1.0 litre)
Lifetime fill no change required