The 0000 640 2003 Chain Sprocket is a genuine STIHL replacement drive sprocket designed for chainsaws using 3/8" Picco (3/8"P) chain. With 7 drive teeth, this sprocket ensures smooth chain rotation and precise power transfer from the clutch drum to the cutting chain—ideal for maintaining cutting performance and extending the life of your bar and chain.
Key Features
✅ Part Number: 0000 640 2003
✅ Pitch: 3/8" Picco (3/8"P)
✅ Teeth: 7
✅ OEM Quality: Genuine STIHL drive sprocket
✅ Precision Machined: Ensures accurate fit and chain engagement
✅ Durable Steel Construction: Designed to handle high RPM and cutting loads
Benefits
✔️ Restores Cutting Efficiency – Replaces worn sprockets that cause chain chatter or slippage
✔️ Smooth Power Transfer – Maintains consistent chain speed and performance
✔️ Reduces Wear – Protects chain and bar from uneven tension and friction
✔️ Long-Lasting Reliability – Built for tough cutting conditions
✔️ Quick Installation – Direct-fit replacement with no modification required
What It’s Used For
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Replacing a worn or damaged 3/8"P 7T drive sprocket
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Supporting regular chainsaw maintenance
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Ensuring safe and effective chain operation
