Craftsman Chainsaw Drive Gear Bearing GCS400U1-21

Brand: Craftsman · Fits: 1 model

GCS400U1-21 is a Craftsman replacement part (craftsman chainsaw drive gear bearing). Our fitment data lists 1 model that use it.

When to replace this part

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Models that use this part

Other parts for model 172452470

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

• Craftsman Brake GCS400U1-43
• Craftsman Cable Boar GCS400U1-82
• Craftsman Chainsaw Drive Washer GCS400U1-12
• Craftsman Chainsaw Oil Pump Drive Worm Wheel GCS400U1-49
• Craftsman Control Board GCS400U1-19
• Craftsman Gear Axes GCS400U1-23
• Craftsman Gland GCS400U1-79
• Craftsman Oil Washer GCS400U1-16

Reference price and where to compare

We have no reference price on file for this part. RepairKitHub does not sell parts directly.

Compare GCS400U1-21 listings on Amazon

Before you order

• Match the part number character for character, including dashes and trailing letters; a single different character is usually a different part.
• Confirm your appliance's model number on its data plate and check that it appears in the list above (or use the model lookup tool).
• If a seller offers a substitute number, check that it appears in this page's replacement list or in the manufacturer's documentation.

Model lookup tool