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Description
9728 – Safety Air Filter Element (Replaces Kohler 25 083 04-S & Multiple OEM Air Filters)
The 9728 Safety Air Filter Element is a premium replacement inner safety filter designed to protect compatible Kohler, Kawasaki, Briggs & Stratton, John Deere, Ariens, Gravely, Ferris, Exmark, Hustler, Kubota, Grasshopper, New Holland, Dixie Chopper, and Snapper commercial equipment. Installed inside the primary air filter, this secondary safety element provides an additional layer of engine protection by preventing fine dust and debris from entering the engine if the primary filter becomes damaged or is removed during service.
Manufactured using high-efficiency filtration media, the 9728 Safety Filter helps extend engine life, maintain proper airflow, and reduce internal engine wear in harsh operating environments such as commercial mowing, landscaping, construction, and agriculture.
Product Details
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Part Number: 9728
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Part Type: Inner Safety Air Filter Element
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Function: Secondary engine air filtration
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Filter Media: High-Efficiency Pleated Paper
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Installation: Direct Replacement
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Application: Commercial Lawn & Garden Equipment
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OEM Replacement: Multiple OEM Cross References
Key Features
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Premium replacement safety air filter
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Secondary protection for commercial engines
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High-efficiency filtration media
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Protects engine if primary filter is damaged or removed
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Helps reduce engine wear
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Maintains proper engine airflow
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Direct-fit replacement
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Designed for severe-duty operating conditions
Function
The 9728 Safety Filter Element serves as the secondary air filter inside the air cleaner housing. It captures fine dust and airborne contaminants that may bypass the primary filter, helping protect internal engine components and extending engine life.
Replaces OEM Part Numbers
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Ariens 21538700
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Ariens 21548700
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Briggs & Stratton 821136
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Briggs & Stratton 4236
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Dixie Chopper OE3656
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Dixie Chopper 900612
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Donaldson P822858
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Exmark 103-1326
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Ferris 5022892702
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Ferris 5023140
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Ferris 5102126704
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Ferris 841238
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Fleetguard AF25552
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Grasshopper 100937
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Gravely 21536900
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Gravely 21538700
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Gravely 21548700
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Hastings AF2342
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Hustler 785279
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John Deere M131803
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John Deere RG25644
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John Deere M144098
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John Deere MIU12458
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Kawasaki 11013-7019
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Kawasaki 11013-7045
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Kohler 25 083 04-S
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Kubota E7182-00820
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New Holland 86519867
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New Holland 86549701
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Snapper / Kees 5022892702
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Snapper / Kees 5023140
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Snapper / Kees 5102126704
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Snapper / Kees 841238
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Snapper / Kees 821136
Compatible Equipment
Used on numerous commercial machines equipped with compatible Kohler, Kawasaki, and Briggs & Stratton engines, including:
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Zero-turn mowers
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Stand-on mowers
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Riding lawn mowers
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Commercial walk-behind mowers
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Utility vehicles
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Compact tractors
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Turf maintenance equipment
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Agricultural equipment
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Construction equipment
Always verify your engine model, primary air filter, and OEM part number before ordering.
Who Is This For?
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Commercial landscapers
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Lawn care professionals
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Golf course maintenance crews
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Municipal maintenance departments
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Farm operators
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Equipment service technicians
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Homeowners maintaining commercial-grade equipment
Pros
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High-efficiency secondary engine protection
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Extends engine life
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Helps protect against fine dust intrusion
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Premium filtration media
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Easy installation
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Wide cross-brand compatibility
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Excellent replacement for multiple OEM part numbers
Cons
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Must be used with the correct primary air filter
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Should never be cleaned with compressed air if damaged; replace when contaminated
Comparison – 9728 Safety Filter vs Standard Primary Air Filter
9728 Safety Filter
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Secondary filtration layer
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Protects engine during primary filter failure
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Captures fine dust particles
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Designed for maximum engine protection
Primary Air Filter
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First stage of filtration
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Handles larger debris and contaminants
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Requires periodic replacement
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Works together with the safety filter for complete protection
Why Buy from Barry's Power Equipment?
Barry's Power Equipment supplies premium OEM and high-quality replacement filters trusted by commercial landscapers and equipment professionals.
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Premium replacement filtration products
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Fast nationwide shipping
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Competitive pricing
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Expert technical support
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Extensive inventory for Kohler, Kawasaki, Briggs & Stratton, Ariens, Gravely, SCAG, Exmark, Ferris, Hustler, Toro, John Deere, Kubota, Grasshopper, Snapper, STIHL, and many other leading outdoor power equipment brands.
