Outer Inner Air Filter 222421A1 222422A1 for Case 580L 580SM 590SM 590SL
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Air Filter for Case 580L 580SM 590SM 590SL
This outer and inner air filter set with part numbers 222421A1 and 222422A1 is built for Case 580L, 580SM, 590SM, and 590SL backhoe loaders.
Overview
This outer and inner air filter set, referencing OEM part numbers 222421A1 and 222422A1, delivers clean combustion air for Case 580L, 580SM, 590SM, and 590SL machines. The two-element design removes dust, dirt, and contaminants, preserving engine efficiency and extending service life. This air filter combo is essential for maintaining reliable operation in demanding construction and utility applications.
Built For Performance
- Outer element captures large particles for primary filtration
- Inner safety element provides backup protection against fine contaminants
- High-strength media and seals prevent unfiltered air bypass
- Direct replacement fitting for the OEM filter housing
- Durable construction withstands vibration and harsh job site conditions
Fits These Machines
- for Case 580L
- for Case 580SM
- for Case 590SM
- for Case 590SL
On-The-Job Use
- Excavation and trenching work on construction sites
- Loading and material handling in aggregate and demolition settings
- Utility repair and maintenance operations
- Agricultural earthmoving and land clearing tasks
Specs At A Glance
| Part Number(s) | 222421A1, 222422A1 |
| Filtration Type | Outer and inner dual elements |
| Compatible Models | Case 580L, 580SM, 590SM, 590SL |
Good To Know
Q: What is the difference between the outer and inner air filters? A: The outer filter removes the majority of incoming debris, while the inner safety filter catches any fine particles that bypass the outer element, providing backup protection during filter changes.
Q: How do I know if these filters fit my specific Case model? A: This set is designed for Case 580L, 580SM, 590SM, and 590SL models, but you should verify the serial number and existing filter part number to ensure proper fitment.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.