Stihl 4180-121-4700 Metering Diaphragm – Genuine OEM Replacement for HS 81, HS 86 Hedge Trimmers
Optimize fuel delivery and engine performance with the Stihl 4180-121-4700 Metering Diaphragm, a genuine OEM part designed specifically for Stihl HS 81 and HS 86 hedge trimmers. This precision-engineered diaphragm regulates fuel flow to the carburetor, ensuring efficient combustion and smooth operation. Manufactured to Stihl’s strict quality standards, it helps maintain reliable starting, performance, and fuel efficiency.
Key Features:
Genuine Stihl OEM metering diaphragm (Part No. 4180-121-4700)
Compatible with HS 81 and HS 86 hedge trimmers
Regulates fuel flow for optimal engine performance
Durable, high-quality construction for long-lasting use
Essential for carburetor function and reliable operation
Ideal for: Landscapers, gardeners, and professionals needing a dependable replacement part to keep their Stihl hedge trimmers running smoothly.
See compatible models below.