Choosing the right oil filter is essential for maintaining the performance and longevity of your lawn mower’s engine.
Whether you’re a homeowner or a landscaping professional, using a high-quality filter ensures clean oil circulation, reduces wear, and protects your equipment from premature damage.
In this guide, we’ve reviewed the 10 best lawn mower oil filters available in 2025, including trusted brands like John Deere, Briggs & Stratton, Kohler, and more.
These filters are compatible with a wide range of mowers and engines, offering dependable performance, easy installation, and excellent value. Find the perfect oil filter to keep your mower running smoothly.
1. John Deere OEM Oil Filter #AM125424
The John Deere Oil Filter AM125424 is a genuine OEM replacement part designed to maintain optimal engine performance for a variety of John Deere lawn tractors and mowers.
Engineered to meet John Deere’s strict quality standards, this oil filter provides superior filtration, effectively removing contaminants and particles from engine oil to prolong engine life and ensure smooth operation.
The filter features a durable metal canister and a high-capacity filter media, supporting extended service intervals and reliable protection under demanding conditions.
Compatible with numerous John Deere models, including select series of lawn tractors, ZTrak mowers, and Gator utility vehicles, the AM125424 is easy to install and fits seamlessly in place of the original filter.
Regular replacement with this genuine John Deere oil filter helps maintain engine efficiency, reduce wear, and support the longevity of your equipment, making it a trusted choice for homeowners and professionals seeking dependable maintenance solutions.
2. Briggs & Stratton 2-1/4″ Standard Oil Filter
The Briggs & Stratton 492932S Oil Filter is a genuine OEM part designed to maintain the performance and longevity of your engine by effectively removing harmful contaminants from engine oil.
Suitable for use on most Briggs & Stratton pressure-lubricated engines, including select Intek and Vanguard OHV models, this oil filter ensures a precise fit and reliable filtration.
It features a mounting thread diameter of 3/4 inch (UNF), an overall length of 57 mm, and an outside diameter of 76 mm, making it compatible with a wide range of engine models.
The 492932S is a smaller version of the 491056 oil filter and is engineered to meet the manufacturer’s specifications for optimal engine protection.
Regular use of this filter helps extend engine life by maintaining clean oil flow, making it an essential component for routine engine maintenance.
3. HOODELL Oil Filter for Kohler Engine Lawn Mower
The HOODELL Oil Filter for Kohler 12 050 01-S is a high-quality replacement designed for Kohler engines, offering reliable filtration and engine protection.
This filter features a durable construction with a 3-inch outside diameter and a height of approximately 2.6 to 2.75 inches, ensuring compatibility with a wide range of Kohler models, including CH11-CH16, CH18-CH25, CV13-CV16, CV18-CV25, and more.
It is engineered with an 8-11 PSI relief pressure and a fine filtration rating (27-32 micron), effectively capturing contaminants to maintain oil purity and extend engine life.
The filter includes an anti-drain back valve to prevent dry starts and supports easy installation with a 3/4″-16 thread size.
Compatible with various brands and models, this HOODELL filter is a dependable choice for lawn tractors, mowers, and utility vehicles requiring Kohler 12 050 01-S or equivalent filterS.
4. Briggs & Stratton 696854 Oil Filter
The Briggs & Stratton 696854 Oil Filter is a premium, genuine OEM replacement designed for select Intek Extended Life Series and Professional Series V-Twin engines.
Engineered to remove harmful contaminants from engine oil, this filter helps maintain optimal engine performance and extend engine life, especially for engines subject to demanding conditions or higher-than-normal use.
The 696854 model features a 3/4-inch UNF thread, a height of approximately 57 mm, and an outside diameter of 76 mm, ensuring a precise fit for a wide range of compatible engines.
This filter is the extended life version of the 492932S and is manufactured to the highest quality standards in the USA.
Easy to install and replace, it is recommended for those seeking reliable protection and long-term durability for their Briggs & Stratton engines. Always confirm compatibility with your specific engine model before purchase.
5. Stens High-Capacity Kohler 52 050 02-S Engine Oil Filter
The Stens Kohler Engine Oil Filter (model 055-109) is a high-capacity replacement filter designed for Kohler engines, delivering superior filtration performance.
It features a 3/4″-16 thread size, an outer diameter of 3 inches, and a height of 3 7/16 inches, making it compatible with various Kohler engine models.
With a micron rating of 29, this filter effectively traps contaminants to ensure clean oil circulation, which helps extend engine life and maintain optimal performance.
Its robust construction supports reliable operation under demanding conditions, making it suitable for lawn tractors, mowers, and other outdoor power equipment.
The Stens filter is a trusted aftermarket alternative to OEM filters, providing excellent value and dependable engine protection.
This filter is ideal for users seeking a high-quality oil filter to maintain their Kohler-powered equipment efficiently.
6. RALBDX Oil Filter
The RALBDX Briggs & Stratton 492932S Oil Filter is a high-quality replacement designed for pressure-lubricated engines, including select Briggs & Stratton Vanguard and Intek models.
It features a 3/4″-16 UNF thread, a height of about 2.25 inches (57 mm), and an outer diameter of 3 inches (76 mm), providing a precise OEM fit for optimal engine protection.
This filter effectively removes harmful contaminants from engine oil, helping to maintain engine performance and extend engine life.
It includes a 7-9 PSI pressure relief valve and an anti-drain back valve to ensure proper oil flow and filtration under various operating conditions.
The filter is compatible with multiple part numbers and engine models, making it a versatile choice for maintenance.
Manufactured to meet Briggs & Stratton’s standards, it offers reliable durability and ease of installation for routine engine upkeep.
7. Kohler 12 050 01-s1 Oil Filter
The KOHLER 12 050 01-S1 Oil Filter is a genuine OEM full-flow oil filter designed for Kohler engines, including models such as CV17-CV26, CH17-CH26, and other Kohler Courage, Command, Aegis, and Triad/OHC engines.
It features a 3-inch outside diameter, 2 3/4-inch height, and a 3/4″-16 thread size, making it compatible with many Kohler-powered lawn tractors and outdoor equipment.
The filter operates with an 8-11 PSI pressure relief valve and a 32-micron filtration rating, effectively capturing contaminants to protect engine components and extend engine life.
It includes an anti-drain back valve to prevent dry starts and supports easy installation with lubrication and proper tightening instructions.
This filter replaces multiple part numbers, ensuring broad compatibility. Made in the USA, the KOHLER 12 050 01-S1 is a reliable choice for maintaining engine performance and durability in Kohler engines.
8. Harbot 492932 Oil Filter
Check PriceThe Harbot Oil Filter (compatible with part numbers 492932S, 696854, and 695396) is a reliable replacement filter designed for Briggs & Stratton engines and various lawn and garden equipment.
It fits a wide range of models, including GS25, GS30, GS45, GS75 commercial walk-behind mowers, STX38 and STX46 lawn tractors, SST15 and SST16 spin steering tractors, and many others such as Z225, Z235, Z245, Z255, and Z425 series.
This filter effectively removes contaminants from engine oil, helping to maintain engine performance and extend engine life.
It is suitable for use in both residential and commercial equipment, offering dependable filtration and easy installation.
The Harbot pack often comes in sets of two, providing value for routine maintenance needs.
This filter is a trusted aftermarket alternative compatible with many Briggs & Stratton engines, ensuring proper fit and function.
9. ECOGARD SE-1 Small Engine Oil Filter for Mowers
The ECOGARD SE-1 Small Engine Oil Filter is a versatile replacement filter compatible with a wide range of small engines, including those from Briggs & Stratton, Tecumseh, and Kohler.
Designed for use in lawn tractors, mowers, and other outdoor power equipment, the SE-1 provides reliable filtration to protect engines from contaminants and extend engine life.
It features high-quality filter media and is engineered to meet or exceed OEM specifications, ensuring proper fit, form, and function.
The filter is popular among users seeking an affordable and effective alternative to OEM filters, with cross-compatibility to Kohler models such as the 12 050 01-S and other small engine filters.
Its design often includes an anti-drain back valve (ADV), which helps prevent dry starts and oil leakage, enhancing engine protection.
The ECOGARD SE-1 is widely available and well-regarded for its broad application coverage in the green industry.
10. Oregon 83-013 Oil Filter Replaces
Check PriceThe Oregon 83-013 Oil Filter is a high-quality replacement designed for riding mowers and small engines, compatible with Briggs & Stratton Vanguard 5-14 HP engines, Tecumseh engines, and Toro models with Kawasaki 18-25 HP engines.
It replaces several OEM part numbers, including Briggs & Stratton 492932, 492932S, 696854, and others, making it a versatile choice for various brands such as John Deere, Kohler, Husqvarna, and more.
The filter features a 3/4″-16 mounting thread, a height of 2-1/4 inches, and an outer diameter of 3 inches, with a seal outer diameter of 2-13/16 inches.
It offers 27-micron filtration, an 8-11 PSI relief pressure, and includes an anti-drain back valve to maintain proper oil flow and engine protection.
Built to meet or exceed OEM standards, the Oregon 83-013 ensures reliable filtration performance and engine longevity for lawn and garden equipment, tractors, and golf carts.