- Compatibility: This air filter set is designed to fit 4-stroke engines including FR651V, FR691V, FR730V, FS481V, FS541V, FS600V, FS651V, FS691V, and FS730V. It also works with oil filters 49065-7007 and 49065-0721, as well as air filters 11013-0752, 11013-7047, and 11013-0726. - Professional Quality: This air filter set is suitable for additional models such as 11013-7049, 99999-0384, MIU12554, MIU12555, and Gravely 21548000. It is specifically designed for FasTrak series mowers with deck sizes of 106.7 cm, 121.9 cm, 132.1 cm, 137.2 cm, and 152.4 cm. - Essential Maintenance Kit: The air filter tune-up kit is a crucial maintenance solution for FR and FS series engines. It is compatible with X300, X500, ZTrak mowers, and TimeCutter models SS 5000, SS 5060, and MX 5060, as well as Gravely Turn mowers. - Superior Craftsmanship: Engineered with precision and rigorously tested for quality, this air filter set is made from premium materials ensuring durability and reliability. It is designed for a perfect fit and easy installation, providing a comprehensive solution for your maintenance needs. - Practical Applications: Ideal for regular lawn care, this air filter set enhances engine performance and prolongs the life of your mower. Whether you are maintaining a residential lawn or managing a commercial landscaping operation, this product ensures optimal airflow and engine efficiency. - Key Attributes: Focused on functionality and performance, this air filter set guarantees compatibility with a wide range of models, ensuring that your equipment runs smoothly and effectively.