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Donaldson · Filtration
P551838
In stock · ships from Knoxville
This is a spin-on fuel filter and water separator designed to remove contaminants and separate emulsified water from diesel fuel before it reaches the engine.
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Primary application is listed as MACK 21017305. Cross-references from MACK, Volvo, Renault, DAF, and Nissan/UD indicate use on various heavy-duty truck engines that specify this filter. Verify exact make, model, and year against OEM service documentation before ordering.
Part data verified against 4 catalog sources
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By using high-performance coalescing technology, it helps protect injectors, pumps, and other fuel system components from rust, wear, and microbial growth. Spin-on design makes routine replacement quick and tool-free. Typically replaced at regular service intervals or when restricted flow triggers a dashboard warning, it is a critical maintenance item for long engine life.
Part Number: P551838
FUEL FILTER,WATER SEPERATOR,SPIN ON
Category: Donaldson- F
Unit: ea
Dealer: KP Services Crossville
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