dickandlois Report post Posted April 16, 2014 There have been a number of post on the Chassis thread regarding Air Spring questions and some members have had to replace them and for others still waiting for there turn. One can get the OEM units from the chassis manufacture, but there is a chance they could be out of stock or worse NLA. So this information is for those who might find it a helpful option down the road. Only listed the Firestone line, but there are a number of suppliers. Kit link for adding air springs to improve ride. http://www.firestoneip.com/site-resources/ride-rite/pdf/2011_Catalog.pdf Master Catalog link(covers the air springs used by chassis manufactures) http://www.firestoneip.com/site-resources/fsip/literature/pdf/AftermarketReplacementGuide2010.pdf Air Spring Cross Reference List. http://www.autosluzby.cz/asl_katalog/asl_katalog/pdfdwnload/FIRESTONE_west.pdf Bus Air Spring Literature that might help locate parts for converted units. http://www.firestoneip.com/site-resources/fsip/literature/pdf/BUS_014.pdf Air Spring Styles and mounting information. http://www.yslsb.com/i_prod/firestone%20airide.pdf Rich. Share this post Link to post Share on other sites