2022 Western Star 4900 Engine Pulleys
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Dayco®No Slack™ Automatic Belt Tensioner AssemblyWestern Star 4900SA 14.9L 2022, No Slack™ Automatic Belt Tensioner Assembly by Dayco®. Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories. Designed to maintain constant tension...Heavy duty cast aluminum spring case that resists cracking and fatigueSteel pivot tube which provides additional strength for critical torque requirements$166.80
