{"nhtsa_id":10138477,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-05-21","date":"2018-04-01","document_id":"59310-043, Rev.","mfr_campaign":null,"replaces":null,"component":"SUSPENSION","mfr_system":null,"summary":"Operation Name: Hendrickson Truck Commercial Vehical Systems Document Name: Assembly Instructions - HAULMAAX Saddle Assembly, Service Kits Number 579741-050, -051 Summary: This document provides instuctions for installation, on an as-needed basis, of saddle assembly replacement service kits for Hendrickson HAULMAAX rear suspension systems.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138477-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10138477-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10138477","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HENDRICKSON","model":"HENDRICKSON","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":[]}