Home / Bus / Rear Air Bag – IRIS Bus Rear Air Bag – IRIS Bus O.E. refs = SZ 135-19, SZ135-19 P02, SZ13519P02 Category: Bus Description Description Rear Air Bag Assembly for Iris Bus. Related products 610101-6 DENNIS Track Rod End L.H.T. – Female Cranked 410925 DENNIS Drag Link – DENNIS DART AIR BRAKE 81508030048 81508030028 MAN & NEOPLAN – Brake Disc Rear