This air spring has a capacity of 2820lbs@100psi

Min. height: 3"
Ride Height: 5-5.5"
Max Height: 8"
Diameter (Inflated): 8"

Note for double convoluted air spring:
Firestone double convoluted air springs DO NOT require a bumpstop to avoid damage, however, your specific application MAY require a bumpstop to maintain a safe ground clearance when deflated.
Price is for each airspring