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December 2, 2019 Service bulletin

Customer Advisory Letter for Airliner welded axle seats

Western Star technical service bulletin CAL WST 32-002 for 2019-2020 Western Star 4900, 2019-2020 Western Star 4700 and 2019-2020 Western Star 5700.

Bulletin number
CAL WST 32-002
Component
Equipment adaptive/mobility
Summary
Customer Advisory Letter for Airliner welded axle seats. The welded axle seats were installed incorrectly on the rear most drive axle for specific vehicles resulting in an incorrect axle pinion angle. The existing welded axle seats will be removed and replaced with new axle seats installed in the correct orientation.

Vehicles covered

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