Quick Answer: C29840/2 / CF1574 is a MANN air filter set matching Caterpillar 6I-2501 / 6I-2502 and Sakura A-5549 / A-5550.
| Jinguan model | C29840/2 / CF1574 | Caterpillar 6I-2501 / 6I-2502 |
| OE reference | Caterpillar 6I-2501 6I-2502 Air Filter Set |
| Filter type | Primary air filter and secondary safety element set |
| Primary element | OD 280 mm, ID 148 mm, height 327-340 mm |
| Safety element | OD 149 mm, ID 105-110 mm, height 320-321 mm |
| Filter type | Primary engine air filter plus inner safety element |
Cross references are for identification only. Confirm final fitment by OE number, dimensions, filter photo or sample.
| Jinguan | Use C29840/2 / CF1574 or 6I-2501 / 6I-2502 for quotation confirmation |
| Caterpillar | 6I-2501 / 6I-2502, 128-2686 |
| MANN-FILTER | C29840/2 / CF1574 |
| Donaldson | P532501 / P532502 |
| Fleetguard | AF27916 / AF25126 |
| Sakura | A-5549 / A-5550 |
Send OE number, equipment model, old filter photo and quantity. Jinguan will confirm the right replacement before quotation.