Description
1206 642 1301 – STIHL Chain Sprocket, 3/8″ Picco, 7-Tooth (Genuine OEM Part)
The STIHL 1206 642 1301 Chain Sprocket is a genuine OEM drive sprocket designed for use with 3/8″ Picco chains on select STIHL electric chainsaws and pole pruners. This 7-tooth sprocket transfers power from the motor or gear head to the saw chain, ensuring smooth cutting performance and reliable chain engagement.
Precision-manufactured to STIHL specifications, this sprocket provides proper chain fitment, reduced vibration, and long service life when paired with the correct chain and guide bar.
Product Details
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Manufacturer Part Number: 1206 642 1301
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Brand: STIHL
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Part Type: Chain Sprocket
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Pitch: 3/8″ Picco
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Tooth Count: 7T
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System: Drive System / Gear Head / Handle Housing
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OEM Status: Genuine STIHL replacement part
Function
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Transfers power from the motor or gearbox to the saw chain
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Ensures proper chain speed and engagement
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Supports smooth cutting and reduced chain wear
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Maintains correct chain alignment and performance
Compatible STIHL Equipment (Common Applications)
This chain sprocket is used on select STIHL electric chainsaws and pole pruners, including:
STIHL Electric Chainsaws
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MSE 141 C-Q – Handle housing
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MSE 140 C-BQ – Handle housing
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MSE 180 C-BQ – Handle housing
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MSE 210 C-BQ – Oil pump / chain sprocket
STIHL Pole Pruners
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HT 75 – Gear head (38.2002, 22.2011)
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HT 100 – Gear head (11.2005)
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HT – Gear head (38.2002)
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HT-KM – Gear head (38.2002)
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HT-KM Pole Pruner – Gear head (38.2002)
⚠️ Due to model revisions and production changes, always confirm compatibility using your STIHL model and serial number before ordering.
Installation Notes
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Chain sprocket only — chain, bar, and clutch components sold separately
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Replace sprocket when installing a new chain if wear is present
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Inspect for hooked teeth, uneven wear, or excessive play
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Professional installation recommended for gear head applications
Suggested Maintenance
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Inspect sprocket regularly during chain service
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Replace if chain slips, binds, or shows uneven wear
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Always match sprocket pitch to correct chain type
The STIHL 1206 642 1301 Chain Sprocket (3/8″ Picco, 7T) is a critical drive component that ensures efficient power transfer, smooth cutting action, and long service life for STIHL electric chainsaws and pole pruners.
