Genuine STIHL metal chain sprocket/clutch side cover, part number 11446401710 (1144‑640‑1710). OEM-quality replacement for MS661 chainsaws. Heavy-duty metal construction ensures durable protection for the drive clutch and sprocket systems. Easy direct-fit installation restores factory performance and operator safety.
✅ OEM Replacement Part – Genuine STIHL chain sprocket clutch side cover, part number 11446401710 (1144-640-1710). 100% authentic replacement that meets factory specifications for reliability and safety.
✅ Compatible Models – Designed specifically for STIHL MS661 chainsaws. Provides perfect fit and seamless integration without modifications.
✅ Heavy-Duty Metal Construction – Manufactured from high-strength metal, not plastic. Resistant to impacts, heat, and vibration, ensuring long-lasting durability even under professional forestry and construction workloads.
✅ Protective Functionality – Covers and protects the clutch and sprocket assembly from dust, wood chips, and debris. Helps maintain proper chain alignment and stable operation, reducing premature wear and increasing cutting performance.
✅ Easy Installation – Direct bolt-on replacement. Can be installed in just a few minutes with standard tools, minimizing downtime and keeping your saw ready for heavy-duty work.
✅ Enhanced Safety – Prevents operator contact with moving parts and ensures the bar and chain remain securely fixed during operation, improving both safety and cutting accuracy.