6681 – Rotary Oil Filter for Honda Engines (Replaces Honda 15410-MJ0-004, John Deere AM101378, Kubota HH150-32094 & More) The Rotary 6681 Oil Filter is a premium OEM-quality replacement oil filter designed to provide superior engine protection for compatible Honda, John Deere, Kubota, and Yanmar engines. Featuring high-efficiency filtration media with a 25/30-micron rating, this oil filter effectively removes dirt, metal particles, carbon deposits, and other contaminants from engine oil to help maintain proper lubrication and extend engine life. Built to meet or exceed OEM specifications, the Rotary 6681 is an excellent replacement for a wide range of small engines used in lawn mowers, generators, utility equipment, compact tractors, and commercial outdoor power equipment. Product Details Part Number: 6681 Brand: Rotary Part Type: Oil Filter Outside Diameter: 3-1/4 Inches Height: 3.194 Inches Thread Size: M20 x 1.5 mm Filtration Rating: 25/30 Microns OEM Replacement Quality Installation: Spin-On Direct Replacement Replaces OEM Part Numbers Honda 15400-679-023 15410-MJ0-004 15410-ZJ4-999AH 15400-PR3-004 15400-P0H-305 15400-PLM-A01PE 15410MJ0405 15400PLMA02PE John Deere AM101378 M806418 Kubota HH150-32094 Yanmar 129150-351153 Key Features Premium spin-on oil filter High-efficiency 25/30-micron filtration Removes harmful engine contaminants Heavy-duty steel canister construction Durable sealing gasket for leak-free operation Maintains proper engine lubrication Direct OEM-quality replacement Function The Rotary 6681 Oil Filter continuously filters engine oil to remove contaminants before they circulate through the engine. Clean oil helps reduce engine wear, improve lubrication, maintain performance, and extend the service life of internal engine components. Compatible Equipment The Rotary 6681 fits many compatible Honda, John Deere, Kubota, and Yanmar powered applications, including: Riding lawn mowers Zero-turn mowers Garden tractors Compact tractors Commercial turf equipment Generators Utility vehicles Water pumps Other outdoor power equipment using the listed OEM filter numbers Always verify your engine model and original OEM part number before ordering. Who Is This For? Homeowners Commercial landscapers Grounds maintenance professionals Small engine repair technicians Equipment maintenance departments Recommended Applications Ideal for routine engine maintenance on residential and commercial outdoor power equipment, agricultural equipment, and industrial small engine applications. Pros OEM-quality replacement High-efficiency contaminant filtration Heavy-duty steel construction Leak-resistant sealing gasket Helps extend engine life Easy spin-on installation Cons Fits only compatible engine applications Oil filter should be replaced at every scheduled oil change Comparison – Rotary 6681 vs Standard Economy Oil Filters Rotary 6681 High-efficiency 25/30-micron filtration OEM-quality construction Reliable leak-free sealing Excellent engine protection Long-lasting durability Economy Oil Filters Lower filtration efficiency Reduced contaminant capacity Shorter service life Less consistent sealing performance Why Buy from Barry's Power Equipment? Barry's Power Equipment supplies premium Rotary replacement parts trusted by homeowners, commercial landscapers, and equipment professionals. High-quality OEM replacement parts Fast nationwide shipping Competitive pricing Expert parts support Extensive inventory for Honda, John Deere, Kubota, Yanmar, Rotary, and other leading outdoor power equipment brands.