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Craftsman 91781921 18" snow blower

Craftsman 91781921 18" snow blower Parts

Here are the diagrams and repair parts for Craftsman 91781921 18" snow blower, as well as links to manuals and error code tables, if available.

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Browse Parts for 91781921 18" Snow Blower

  • Nut for Craftsman 91781921 - Part 03220400

    Main frame diagram

    Nut

    Part #03220400

    The manufacturer no longer makes this part, and there's no substitute part

  • Machine Screw for Craftsman 91781921 - Part 04630408

    Main frame diagram

    Machine Screw

    Part #04630408

    The manufacturer no longer makes this part, and there's no substitute part

  • Bearing for Craftsman 91781921 - Part 4112H

    Drive assembly diagram

    Bearing

    Part #4112H

    The manufacturer no longer makes this part, and there's no substitute part

  • Machine Screw for Craftsman 91781921 - Part 04390420

    Main frame diagram

    Machine Screw

    Part #04390420

    The manufacturer no longer makes this part, and there's no substitute part

  • Nut for Craftsman 91781921 - Part 03271000

    Main frame diagram

    Nut

    Part #03271000

    The manufacturer no longer makes this part, and there's no substitute part

  • Woodruff Key for Craftsman 91781921 - Part 4325M

    Drive assembly diagram

    Woodruff Key

    Part #4325M

    The manufacturer no longer makes this part, and there's no substitute part

  • Belt Guard for Craftsman 91781921 - Part 4093H

    Main frame diagram

    Belt Guard

    Part #4093H

    The manufacturer no longer makes this part, and there's no substitute part

  • Cover Plate for Craftsman 91781921 - Part 4611H

    Main frame diagram

    Cover Plate

    Part #4611H

    The manufacturer no longer makes this part, and there's no substitute part

  • Bearing for Craftsman 91781921 - Part 4111H

    Drive assembly diagram

    Bearing

    Part #4111H

    The manufacturer no longer makes this part, and there's no substitute part

  • Upper Handle for Craftsman 91781921 - Part 616A82

    Main frame diagram

    Upper Handle

    Part #616A82

    The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your snowblowers

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…

Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…

Main causes: dirty carburetor, stale fuel…

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…

Effective articles & videos to help repair your snowblowers

How to find the age of your Craftsman snowblower

How to find the age of your Craftsman snowblower

If you're looking for the age of you Craftsman snowblower, our guide will help.…

How to adjust the snowblower drive control cable video

How to adjust the snowblower drive control cable video

Proper drive control cable tension is key to smooth snowblower operation, and you can learn how to test and adjust it yo…

How to lubricate a snowblower drive hex shaft video

How to lubricate a snowblower drive hex shaft video

Avoid costly snowblower repairs this season. Watch how to lubricate the drive hex shaft to prevent friction, improve tra…

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