The Cub Cadet 3186 tractor primary engine air filter part number found is 751-15245. Filter dimensions found include Outer diameter: 5.5 in / 140 mm; Inner diameter: 2.5 in / 64 mm.
Primary air filter751-15245
Filter sizeOuter diameter: 5.5 in / 140 mm
Engine power18 hp
Cub Cadet 3186 Air Filter Specs
Primary air filter part number
751-15245
Air filter size
Outer diameter: 5.5 in / 140 mm; Inner diameter: 2.5 in / 64 mm
Outer diameter
5.5 in / 140 mm
Inner diameter
2.5 in / 64 mm
Number of air filter elements
1 element (primary)
Engine horsepower
18 hp
Engine displacement
38.1 cu in (0.62 L)
Cub Cadet 3186 Air Filter Charts
Air filter dimensions
Outer diameter
5.5 in
Inner diameter
2.5 in
Engine horsepower
This model
18 hp
Average
23 hp
Low
12 hp
High
40 hp
Engine displacement
This model
38.1 cu in
Average
48 cu in
Low
25 cu in
High
80 cu in
Cub Cadet 3186 Air Filter FAQ
What air filter does the Cub Cadet 3186 use?
The primary engine air filter part number found for the Cub Cadet 3186 is 751-15245.
What size is the Cub Cadet 3186 air filter?
The air filter dimensions found for the Cub Cadet 3186 are Outer diameter: 5.5 in / 140 mm; Inner diameter: 2.5 in / 64 mm. Use these dimensions as a fit check, but treat the part number as the main match.
How many air filter elements are listed for the Cub Cadet 3186?
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 3186 air filter page?
Engine specs found for the Cub Cadet 3186 include 18 hp, 38.1 cu in (0.62 L). Those specs help identify the tractor class, but the air filter should still be matched by part number 751-15245.
Should I order the Cub Cadet 3186 air filter by size or part number?
Buy by 751-15245 first for the Cub Cadet 3186. The dimensions value is useful for checking an aftermarket listing before ordering.
What should I confirm before buying a Cub Cadet 3186 air filter?
For the Cub Cadet 3186, confirm 751-15245 against the Cub Cadet parts source and use the listed dimensions of Outer diameter: 5.5 in / 140 mm; Inner diameter: 2.5 in / 64 mm as a physical check.
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.
