Product details:

Air spring lift spacer Features 4 inch leaf spring mount Includes 2 spacers and mounting hardware Mounts between the bracket and the bottom of the air bag Can be easily installed Firestone 4 Leaf Spring Mount Lift Spacer Kit includes 2 spacers and mounting hardware. The air spring spacers mount between the bracket and the bottom of the air bag. The spacer kit is designed for air spring kits that mounts on top of the leaf springs. It features a 4 inch lift with the distance between the brackets 9.5 inch to 10.5 inch.