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Craftsman Chainsaw Small Gear GCS400U1-27

Part #GCS400U1-27

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This part fits

Part Information

This small gear (part number GCS400U1-27) is for chainsaws.

Small gear GCS400U1-27 rotates to turn the chain.

Unplug the chainsaw or disconnect the spark plug wire before installing this part. Wear work gloves to protect your hands.

Top models using the same part

Model NameModel NumberDiagram Name
Model #172452470 Craftsman electric chainsaw172452470
Chainsaw assy