all 4 struts, air lines, 5 gallon airride technology tank, DOT approved air lines, fittings, 4 valves, one for each strut, two guages, 4 switches. struts warrentied for life and everything else one year.
heres a link to the set up
http://207.97.200.166/index.asp?PageAction...PROD&ProdID=311