Quick Answer: A-5561 with A-5560 is a Caterpillar-style air filter set cross-referenced with 6I-2507 / 6I-2508 and Donaldson P532507 / P532508 family references.
| Jinguan / reference model | A-5561 + A-5560 / CAT 6I-2507 / 6I-2508 |
| Product type | Primary and Secondary Air Filter Set |
| Matching method | Confirm by OE number, cross reference number, filter photo, dimensions or sample before bulk order. |
| Primary element | A-5561 / 6I-2507: large cylindrical primary air filter; confirm OD / ID / height by sample |
| Secondary element | A-5560 / 6I-2508: inner safety element paired with A-5561 |
| Filter type | Primary engine air filter plus secondary safety element |
Cross references are for identification only. Final fitment should be confirmed by OE number, dimensions, photo or sample.
| Caterpillar | 6I-2507, 6I-2508 |
| Sakura | A-5561, A-5560 |
| Donaldson | P532507, P532508 |
| Fleetguard | AF4739, AF4740 family references |
| Baldwin | PA2793, PA2794 family references |
| HIFI Filter | SA 16021 / SA 16022 family references |
Send OE number, filter photo, dimensions, equipment model and quantity. Jinguan will confirm replacement fitment and prepare export quotation.
Tel：8615030877930
Email：jinguan@jgautofilter.com
Web：www.jgautofilter.com
Payment：T/T L/C D/P
