Description
Fleetguard AF25550 is a primary Magnum RS (radial seal) air filter for compact diesel and gas engines used in Onan/Cummins RV and standby generators, Thermo King and Carrier Transicold reefer units, Kubota compact equipment, and Kawasaki utility vehicles. The radial-seal design prevents bypass on installation, and the filter pairs with safety element AF25967 in dual-stage housings.
Specifications
| Manufacturer | Fleetguard (Cummins Filtration) |
|---|---|
| Part Number | AF25550 |
| Part Type | Primary Air Filter (Magnum RS, radial seal) |
| Overall Length | 7.33 in (186.19 mm) |
| Outer Diameter | 3.50 in (88.8 mm) |
| Inner Diameter | 1.87 in (47.5 mm) |
| Safety Element | AF25967 |
| Filter Housing | AH19081, AH19082 |
Cross References
This part replaces or is equivalent to the following part numbers:
- Onan / Cummins: 140-3071
- John Deere: M113621
- Baldwin: RS3715, PA4632
- Donaldson: P822686, P812440
- Wix: 46449, 546449
- NAPA: 6449
- Fram: CA9248
- Luber-Finer: LAF8388
- Kubota: 1G659-11222, K1211-82320
- Kawasaki: 11013-1290, 11013-7029, 11013-7048
- Thermo King: 11-9059, 119059
- Carrier Transicold: 30-60049-20
- Caterpillar: 1394834
- Bobcat: 6673752, 4163715
- Massey Ferguson: 6191362M1
- New Holland: 72276220
- Perkins: 80109049
- K&N: E-4552
Applications
This air filter fits the following equipment:
- Onan / Cummins HDKCA, HDKCB diesel generator sets
- Thermo King reefer units with Kubota engines
- Carrier Transicold reefer units
- Kubota BX series compact tractors and ZD zero-turn mowers
- John Deere compact utility equipment
- Kawasaki Mule utility vehicles
- Bobcat skid steer loaders
- Kohler CH25/CH26/CV460-CV493 and Kawasaki FH/FX series engines
Verify your equipment model and current filter dimensions before ordering — many small diesel and gas engines use this filter with different housings.









