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Service bulletin SP-289, Rev. E

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10142547
Published by NHTSA2018-07-02
Manufacturer's numberSP-289, Rev. E
Manufacturer's date2018-03-01
NHTSA componentSUSPENSION; STEERING; SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE

NHTSA's summary

Operation Name: Hendrickson Truck Commercial Vehical Systems Document Name: Parts List - SOFTEK NXT Front Steer Axle and Suspension System for Peterbilt Vehicles Summary: This document provides a parts list for the above-referenced equipment.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Steering, Suspension

Vehicles listed
HENDRICKSON HENDRICKSON

Listing a model year does not mean every vehicle of it is concerned: the document says which.