- Compatible with a wide range of Stihl models: FS38, FS45, FS46, FS55, FS75, FS80, FS85, FC55, HL45, HL75, HS70, and KM55 lawnmowers. - Direct replacement for OEM part number 4140 190 4009, ensuring a perfect fit and reliable performance. - Designed to enhance the efficiency of your lawn care equipment, this replacement part helps maintain optimal performance, reducing wear and tear on your machine. - Made with high-quality materials for durability and long-lasting use under demanding conditions. - Ideal for residential lawn care, professional landscaping, and agricultural applications, ensuring your equipment runs smoothly for every job. - Practical for routine maintenance or emergency repairs, giving you peace of mind and keeping downtime to a minimum. - Engineered to improve cutting performance and fuel efficiency, making your lawnmower more effective and economical to operate. - A necessary addition for anyone who relies on Stihl lawnmowers, allowing you to keep your equipment in top shape without the hassle of finding hard-to-source parts.