Powerflex PFF32-406 Front Upper Wishbone Front BushPowerflex PFF32 406 Front Upper Wishbone Front Bush Part Number: PFF32 406 Product Notes (if required): This part fits into the front position of the front upper wishbone. These bushes incorporate steel support washers that are designed to spread load across the arm and protect the bushes from sharp edges found on pressed steel arms fitted to Discovery 3 and 4 vehicles. For cast arms found on Range Rover Sport (2005 2013) use PFF32 408. Size (if