Description
CHAIN SPROCKET – 3/8" Pitch, 7 Tooth (7Z)
Replacement Chain Sprocket – 3/8" Pitch, 7 Tooth (Part # 1141 640 2001)
Part Number: 1141 640 2001
Condition: Brand New | OEM-Compatible Replacement
Upgrade your Stihl chainsaw’s drivetrain with this reliable 3/8" pitch, 7-tooth chain sprocket. Built from hardened steel, it delivers smooth operation, reduced wear, and consistent performance—perfect for both casual use and demanding cutting tasks.
✅ Specifications
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Pitch: 3/8"
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Tooth Count: 7T (7Z)
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Part Number: 1141 640 2001
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Material: Heavy-duty hardened steel
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Style: Available as either spur or rim sprocket (confirm your saw's version)
🔁 Replaces
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OEM Part Number: 1141 640 2001
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Replacement for equivalent stock sprockets used in compatible Stihl MS series chainsaws
⚙️ Key Features
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Ideal OEM-style fit for precise chain engagement
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Enhances smoother cutting with less vibration
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Long-lasting construction resists wear and tear
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Easy access design—no modifications necessary
🪚 Compatible with the Following Stihl Chainsaw Models
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Stihl MS 271
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Stihl MS 291
💡 Pro Tip: Be sure to verify whether your chainsaw requires the spur (standard) or rim-style sprocket before placing your order to ensure optimal compatibility.
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