Air spring Professional manufacturer; Competitive Price&High Quality; International warranty: Shortest delivery time 45days: Cross InformationContitech No:4028NP02FIRESTONE STYLE NUMBER: 1T19L-12FIRESTONE ORDER NR:W01-M58-8106GOODYEAR:1R14-783OEM InformationSCHMITZ TRAILER:015323WEWELER:USO4028FDISCOS/MERCEDES:A9463281501 Air bag