{"nhtsa_id":606639,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-08-30","date":"1999-06-11","document_id":"SB723006","mfr_campaign":null,"replaces":"SB723006","component":"SERVICE BRAKES, AIR:ANTILOCK","mfr_system":null,"summary":"SUBJECT REGARDING WHEELBASE CHANGES ON CHASSIS EQUIPPED WITH MERITOR WABCO, EATON / BOSCH AND BENDIX ABS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/606639","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"abs","name":"Anti-lock brakes","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"MACK","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}