9639 003 1585 – STIHL Oil Seal (Genuine OEM Part) STIHL® MS 271 FARM BOSS® Chainsaw 18" Replace damaged straps immediately for

Replace damaged straps immediately for safe handling

A properly functioning rewind starter ensures smooth rope retraction

Part Number: 8631

Ride feel differs slightly from air-filled tires

it will handle cuts up to 4

9639 003 1585 – STIHL Oil Seal (Genuine OEM Part) STIHL® MS 271 FARM BOSS® Chainsaw 18" Replace damaged straps immediately for9639 003 1585 STIHL Oil Seal (Genuine OEM Part) The STIHL 9639 003 1585 Oil Seal is a genuine OEM sealing component designed to prevent oil leakage and protect critical internal engine assemblies in STIHL outdoor power equipment. This precision engineered oil seal helps maintain proper lubrication while blocking dirt, moisture, and debris from entering sensitive rotating components and crankshaft systems. Manufactured to STIHLs strict factory