Powerflex Polyurethane Bush kit for Seat LEON MK1 (1999-2005) Front Wishbone Front Bush, Cast Arm, 45mm OD - PFF3-501 - PFF3-501 is for later vehicles with the cast wishbone and larger front bush. This is the equivalent to the OE part number 8N0407182A This Cast arm is marked 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!