Gearbox Control Unit 4A0927156AL Bosch Quattroholics Sale! from 6900 /per Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. 1996-99 A6 Gearbox Control Unit Audi Part # 4A0927156AL Made by Bosch Check your unit to make sure part numbers match exactly SKU:4A0927156AL Tweet