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- 4182 640 1701 STIHL Chain Sprocket Cover – Genuine OEM Part
Description
4182 640 1701 STIHL Chain Sprocket Cover – Genuine OEM Part
The STIHL Chain Sprocket Cover (4182 640 1701) is a genuine OEM replacement cover designed for use on select STIHL pole pruners and KombiSystem pole pruner attachments.
This sprocket cover protects the chain sprocket, clutch, and related drive components while also providing structural support for proper chain alignment and safe operation. A properly installed sprocket cover is essential for operator safety, correct chain tensioning, and reliable cutting performance.
Manufactured to STIHL factory specifications, this OEM chain sprocket cover ensures precise fitment, durability, and long service life under professional operating conditions.
Replacing a cracked, bent, or missing sprocket cover helps restore safe operation and prevents damage to internal drive components.
Product Details
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OEM Part Number: 4182 640 1701
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Alt / Reference Number: 41826401701
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Brand: STIHL (Genuine OEM)
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Part Type: Chain Sprocket Cover
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Application: Pole pruner chain drive / sprocket cover
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Condition: New Genuine OEM Part
Function
This OEM chain sprocket cover is designed to:
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Protect the chain sprocket and drive components
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Support correct chain alignment and tensioning
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Improve operator safety during cutting operation
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Replace cracked, damaged, or missing sprocket covers
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Help prevent debris intrusion into the drive system
⚠️ Operating without a properly installed sprocket cover may result in unsafe operation or damage to driveline components.
Verify Fitment (Recommended)
Before ordering, confirm:
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OEM part number 4182 640 1701
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Sprocket cover configuration matches your model
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Application matches your STIHL illustrated parts diagram
⚠️ Chain sprocket covers vary by model and drive configuration — always verify fitment by OEM part number.
Compatibility
Fits select STIHL models and configurations, including:
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HT 56 C
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HT 70
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HT 70 K
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HT 73
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HT 75
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HT 101
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HT 102
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HT 130
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HT 131
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HT 132
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HT 133
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HT-KM (KombiSystem pole pruner attachment)
(Exact application depends on configuration — verify using OEM parts diagram.)
Installation Notes
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Remove bar and chain as required
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Remove damaged or worn sprocket cover
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Install chain sprocket cover 4182 640 1701
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Ensure proper chain alignment and tension
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Reassemble securely following STIHL service procedures
⚠️ Always follow STIHL safety and service guidelines.
Maintenance Tips
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Inspect sprocket cover regularly for cracks or deformation
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Clean debris buildup during routine chain service
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Replace damaged covers immediately to maintain safe operation
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Always use genuine STIHL OEM covers for correct fit and protection

