Description Goodyear Air Spring Replaces OEM: 1R12-568 Bellow Type: Rolling Lobe Bellow Number: 566-24-3-066 Bottom Plate: C-Composite Top Plate Dia: 9 Top Plate Hole: 3 Bottom Plate Dia: 9.8 Bottom Plate Alignment: Parallel Bottom Plate Hole: 1 Max Height: 24.7 Min Height: 6.7 Top Plate C to C Dia: 6.2 Bottom Plate C to C Dia: N/A Bottom Plate Part Number: 566-20-7-235 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.