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May 4, 2018 Service bulletin

Certain Stamped Spider Drum Brakes Replaced by Cast Spider Drum Brakes on Steer Axles

Western Star technical service bulletin WSTCAE165-2018 for 2018 Western Star 4700 and 2018 Western Star 4800.

Bulletin number
WSTCAE165-2018
Component
Service brakes, hydraulic
Summary
Certain Stamped Spider Drum Brakes Replaced by Cast Spider Drum Brakes on Steer Axles

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