Quick answer:
The Cub Cadet 2166 tractor primary engine air filter part number found is 951-10298. Cross-reference filters include WIX 46387; Baldwin PA2020; Donaldson P526801; FRAM CA10112. Service guidance is to check the air filter every 100 hours.
Primary air filter951-10298
Cross-referenceWIX 46387
Engine power16 hp
Service intervalCheck every 100 hours
Cub Cadet 2166 Air Filter Specs
| Primary air filter part number | 951-10298 |
|---|---|
| Cross-reference filters | WIX 46387; Baldwin PA2020; Donaldson P526801; FRAM CA10112 |
| Replacement interval | Check every 100 hours |
| Number of air filter elements | 1 element (primary) |
| Engine horsepower | 16 hp |
| Engine displacement | 21 cu in (0.34 L) |
Cub Cadet 2166 Air Filter Charts
Engine horsepower
Engine displacement
Air filter service interval
Cub Cadet 2166 Air Filter FAQ
| What air filter does the Cub Cadet 2166 use? | The primary engine air filter part number found for the Cub Cadet 2166 is 951-10298. |
|---|---|
| What air filter cross-references fit the Cub Cadet 2166? | Cross-reference filters found for the Cub Cadet 2166 include WIX 46387; Baldwin PA2020; Donaldson P526801; FRAM CA10112. |
| Can I use an aftermarket air filter on the Cub Cadet 2166? | The Cub Cadet 2166 has 4 cross-reference filters listed, starting with WIX 46387. Use them as aftermarket leads, not as a replacement for checking the original part number 951-10298. |
| How often should the Cub Cadet 2166 air filter be checked or replaced? | The service guidance found for the Cub Cadet 2166 is to check the air filter every 100 hours. That is longer than the reference average of 50 hours for this class, so still shorten the interval when the machine is used in heavy dust. |
| How many air filter elements are listed for the Cub Cadet 2166? | This page confirms 1 element (primary). No separate safety or pre-filter part number was found for this model, so inspect the actual air-cleaner housing before assuming it uses only one piece. |
| Why include engine specs on a Cub Cadet 2166 air filter page? | For the Cub Cadet 2166, the engine specs found are 16 hp, 21 cu in (0.34 L). This is useful context when comparing similar models, but not a substitute for checking the filter number 951-10298. |
| Should I order the Cub Cadet 2166 air filter by size or part number? | Start with 951-10298 when checking fitment for the Cub Cadet 2166. Cross-reference filters can save time, but should still match the housing and engine fitted to your machine. |
| What should I confirm before buying a Cub Cadet 2166 air filter? | For the Cub Cadet 2166, confirm 951-10298 against the parts manual, then use the cross-reference list only after the OEM number matches. |
Official information note
Air filter fit can change by engine, serial number, production year and air-cleaner housing. Check the operator manual, parts manual and official cubcadet.com website before buying or fitting an air filter.

