Ride sagging? Don't want to pay to repair the original air suspension? Convert to a high-quality conventional suspension with this air spring to coil spring conversion kit. Corrosion-resistant steel springs maintain a smooth ride without the cost. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick LeSabre: 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999] - [Buick Park Avenue: 1991, 1992, 1993, 1994, 1995, 1996] - [Cadillac DeVille: 1991, 1992, 1993] - [Cadillac Fleetwood: 1990, 1991, 1992] - [Oldsmobile 88: 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999] - [Oldsmobile 98: 1991, 1992, 1993, 1994, 1995, 1996] - [Oldsmobile Delta 88: 1990, 1991] - [Pontiac Bonneville: 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999]