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Donaldson · Filtration
P181028
In stock · ships from Knoxville
The Donaldson P181028 is a primary round air filter for heavy‑duty diesel engines.
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Also fits a range of heavy‑duty trucks and machinery that use the AC Delco A821C or equivalent round primary filter with a 1.25‑inch bolt hole and 10.41‑inch outer diameter. Always verify dimensions and mounting pattern before purchase.
Part data verified against 5 catalog sources
Numbers this part supersedes or interchanges with. Showing 4 of 4.
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It uses high‑efficiency cellulose media to capture 99.9% of airborne dust and debris before it reaches the engine, reducing wear and maintaining performance. Replace this filter at the manufacturer‑recommended interval or when it becomes visibly clogged to prevent power loss, excessive fuel consumption, and potential engine damage.
Part Number: P181028
AIR FILTER
Dealer: Post Onsite
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