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Description
0000 640 2003 – STIHL 3/8" P Chain Sprocket, 7-Tooth (Genuine OEM Part)
The STIHL 0000 640 2003 Chain Sprocket is a genuine OEM 3/8" Picco (3/8"P) 7-tooth drive sprocket engineered for compatible STIHL pole pruners and battery-powered pole pruners. Designed to transfer power efficiently from the gear head to the saw chain, this precision-machined sprocket ensures smooth chain operation, consistent cutting performance, and maximum drivetrain reliability.
Manufactured to STIHL's strict OEM standards, the 0000 640 2003 sprocket features hardened steel construction for superior durability and wear resistance. Replacing a worn sprocket helps minimize chain wear, maintain cutting efficiency, and extend the service life of your guide bar and chain.
Key Features
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Manufacturer: STIHL
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Part Number: 0000 640 2003
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Part Type: Chain Sprocket
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Pitch: 3/8" Picco (3/8"P)
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Teeth: 7
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Function: Transfers power from the gear head to the saw chain
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Material: Hardened steel
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Installation: Direct OEM replacement
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Condition: Brand New
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Genuine STIHL OEM Part
Compatibility
Compatible with the following STIHL pole pruners and pole saw attachments:
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STIHL HT
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STIHL HT 56 C-E
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STIHL HT 70
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STIHL HT 73
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STIHL HT 75
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STIHL HT 100
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STIHL HT 101
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STIHL HT 130
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STIHL HT 131
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STIHL HT 132
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STIHL HT 134
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STIHL HT 135
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STIHL HT 250
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STIHL HT-KM KombiSystem Pole Pruner Attachment
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STIHL HTA 135
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STIHL HTA 140
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STIHL HTA 150
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STIHL HTA 160
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STIHL HTA 160.1
Application:
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Gear Head
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Drive Tube Assembly (HT 70, HT 75, HT 131)
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Pole Pruner Drive System
Always verify your equipment model and illustrated parts diagram before ordering to ensure correct fitment.
Who Is This For?
Ideal for:
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Professional arborists
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Tree care specialists
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Commercial landscapers
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Municipal maintenance crews
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Property owners maintaining STIHL pole pruners
Recommended Applications
Perfect for:
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Replacing worn chain sprockets
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Pole pruner maintenance
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Gear head repairs
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Drive system servicing
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Restoring OEM cutting performance
Pros
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Genuine STIHL OEM quality
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Precision-machined hardened steel construction
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Exact factory fit
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Smooth and efficient chain engagement
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Reduces premature chain and guide bar wear
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Long service life in demanding applications
Cons
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Compatible only with designated STIHL models using a 3/8" Picco chain
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For best performance, replace worn chains and guide bars at the same time
Comparison – Genuine OEM vs Aftermarket
Genuine STIHL 0000 640 2003 Chain Sprocket
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Manufactured to STIHL factory specifications
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Accurate 7-tooth profile for smooth power transfer
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Premium hardened steel for maximum durability
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Maintains factory cutting performance and drivetrain efficiency
Aftermarket Chain Sprockets
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Tooth dimensions may vary
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Material quality can differ
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Faster wear under heavy-duty use
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May increase chain and guide bar wear over time
Why Buy from Barry's?
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Genuine STIHL OEM replacement parts
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Fast shipping from the USA
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Competitive pricing
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Trusted by arborists, landscapers, and equipment repair professionals
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Expert customer support for STIHL pole pruners, chainsaws, and outdoor power equipment
Maintain professional cutting performance with the STIHL 0000 640 2003 3/8" P 7-Tooth Chain Sprocket, a genuine OEM replacement engineered for reliable power transfer, smooth chain engagement, and long-lasting durability in compatible STIHL HT and HTA series pole pruners.
