Description Goodyear Air Spring OEM: 1R12-1047 Bellow Type: Rolling Lobe Bellow Number: 566-24-3-142 Bottom Plate: C – Composite Top Plate Dia: 9 Top Plate Hole: 2 Bottom Plate Dia: 9.5 Bottom Plate Alignment: Parallel Bottom Plate Hole: 1 Max Height: 14.2 Min Height: 4.5 Top Plate C to C Dia: 5.5 Bottom Plate C to C Dia: N/A Bottom Plate Part Number: 566-20-7-413 Bumper: No Bracket: N/A Goodyear® Air Springs is a leader in the air spring market, with a strong global reputation, and offers best-in-class performance, quality, and dependability.