{"nhtsa_id":621739,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-10-01","date":"2001-05-29","document_id":"SB121027","mfr_campaign":null,"replaces":null,"component":"STRUCTURE:FRAME AND MEMBERS","mfr_system":null,"summary":"SOME MODELS USING THE BACK-OF-CAB CROSSMEMBER AND EQUIPPED WITH REAR ENGINE POWER TAKE-OFF (REPTO) MAY DEVELOP CRACKS IN THE CROSSMEMBER CENTER SECTION ON CHASSIS PRIMARILY USED IN MIXER APPLICATIONS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/621739","components":[{"id":"structure-body","name":"Body and frame","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"COOPER","model":"STARFIRE FLITE-LINE A/S","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"RB","year_from":null,"year_to":null,"match":"exact","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":[]}