Powerflex Polyurethane Bush kit for Audi A3 Mk1 Typ 8L 2WD (1996-2003) Front Wishbone Front Bush, Cast Arm, 45mm OD - PFF3-501BLK - This part is the equivalent to the OE part number 8N0407182A and is 45mm in diameter as fitted to the cast wishbone, part number 8N0407165/166. For steel arms using a 30mm bush, please use part no. PFF85-201 - Bush Size: 45mm - PRICE IS PER CAR KIT, NOT per bush. Powerflex usually price their bushes singly, but we have combined the QTY and price to keep it simple for you!