The Cub Cadet 511 tractor primary engine air filter part number found is 751-15245. Service guidance is to check the air filter every 5 hours.
Primary air filter751-15245
Engine power12 hp
Service intervalCheck every 5 hours
Cub Cadet 511 Air Filter Specs
Primary air filter part number
751-15245
Replacement interval
Check every 5 hours
Number of air filter elements
1 element (primary)
Engine horsepower
12 hp
Engine displacement
21 cu in (0.34 L)
Cub Cadet 511 Air Filter Charts
Engine horsepower
This model
12 hp
Average
23 hp
Low
12 hp
High
40 hp
Engine displacement
This model
21 cu in
Average
48 cu in
Low
25 cu in
High
80 cu in
Air filter service interval
This model
5 hr
Average
50 hr
Low
25 hr
High
100 hr
Cub Cadet 511 Air Filter FAQ
What air filter does the Cub Cadet 511 use?
The primary engine air filter part number found for the Cub Cadet 511 is 751-15245.
How often should the Cub Cadet 511 air filter be checked or replaced?
The service guidance found for the Cub Cadet 511 is to check the air filter every 5 hours. That is shorter than the reference average of 50 hours for this class, so it points to more frequent inspection rather than a long replacement-only interval.
How many air filter elements are listed for the Cub Cadet 511?
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 511 air filter page?
For the Cub Cadet 511, the engine specs found are 12 hp, 21 cu in (0.34 L). This is useful context when comparing similar models, but not a substitute for checking the filter number 751-15245.
Should I order the Cub Cadet 511 air filter by size or part number?
The important buying value for the Cub Cadet 511 is 751-15245. Use the parts manual or dealer lookup if your machine has a different engine or air-cleaner housing.
What should I confirm before buying a Cub Cadet 511 air filter?
For the Cub Cadet 511, confirm 751-15245 against the parts manual or official Cub Cadet lookup because air-cleaner parts can change by serial range.
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.
