{"nhtsa_id":11028169,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-02-04","date":"2026-01-08","document_id":"12-001","mfr_campaign":"12-001","replaces":null,"component":"SUSPENSION","mfr_system":null,"summary":"Vehicles equipped with Watson & Chalin 20K AL2200 lift axles may have crossmember fasteners of incorrect grade.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028169-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11028169-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11028169","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KENWORTH","model":"T880","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_kenworth_t880"]},{"make":"KENWORTH","model":"W990","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_kenworth_w990"]}],"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":[]}