Description
1140 640 1700 – STIHL Chain Sprocket Cover (OEM Replacement)
The STIHL 1140 640 1700 Chain Sprocket Cover is a genuine replacement part designed to protect the chain sprocket, clutch drum, and surrounding components. Made from durable plastic, this cover ensures consistent performance and proper chain alignment during chainsaw operation.
It is built to match STIHL's factory specifications for direct fit and function, making it a dependable solution for service and replacement.
Key Features:
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Part Number: 1140 640 1700
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Component Type: Chain sprocket and clutch cover
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Material: High-durability molded plastic
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Function: Shields clutch and sprocket from debris and external damage
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Mounting: Designed for easy installation with factory-compatible fit
Compatibility:
Compatible with STIHL chainsaw models including MS 271, MS 291, MS 311, and MS 391. This part fits saws equipped with standard bar mounting and 3/8" pitch chain drive systems. Refer to your model’s parts manual to verify correct application.
This OEM cover is commonly used during routine service or when replacing worn or damaged side covers.
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