Genuine Stihl Chain Sprocket Cover
Replaces: 1140 640 1700, 11406401700, 1140-640-1700
Fits Models: Stihl MS271, MS291, MS311, MS391
Replace a worn or damaged chain sprocket cover on your Stihl MS271 chainsaw with this replacement sprocket cover, part number 1140 640 1700 / 11406401700. The cover forms part of the chainsaw’s guide bar and chain assembly and helps protect the sprocket and surrounding components during operation.
A damaged or cracked sprocket cover can affect the correct fitment of the guide bar and chain assembly. Replacing it can help restore the chainsaw to proper working condition and provide a secure fit around the clutch and sprocket area.
Product Features:
- Replacement chain sprocket cover
- Part numbers: 1140 640 1700 / 11406401700
- Suitable for compatible Stihl MS271 chainsaws
- Helps protect the chain sprocket and clutch area
- Ideal for replacing a cracked, damaged or worn cover
- Suitable for chainsaw servicing and repairs
- Designed for use with compatible guide bar and chain assemblies


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