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Steele
Gas Snowblower

Model # SP-SB2421 Official Steele snow blower

Here are the diagrams and repair parts for Official Steele SP-SB2421 snow blower, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 208 parts  |
Spacer SB2421-D-523-SZMR
#523

Auger housing diagram

Spacer

Part #SB2421-D-523-SZMR

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

Scraper Blade SB2421-D-510-SZMR
#510

Auger housing diagram

Scraper blade

Part #SB2421-D-510-SZMR

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

Snowblower Impeller SB2421-E-340-SZMR
#340

Gear case diagram

Snowblower impeller

Part #SB2421-E-340-SZMR

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

Belt SB2421-A-16-SZMR
#16

Engine diagram

Belt

Part #SB2421-A-16-SZMR

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

Split Washer SB2421-B-118-SZMR
#118

Frame diagram

Split washer

Part #SB2421-B-118-SZMR

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

Lf Plate, Swinging Yz SB2421-C-225-SZMR
#225

Drive diagram

Lf plate, swinging yz

Part #SB2421-C-225-SZMR

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

Bracket, Cable Spoolyz SB2421-G-760-SZMR
#760

Handle diagram

Bracket, cable spoolyz

Part #SB2421-G-760-SZMR

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

Nut, 1/4-20 Nylock Yz SB2421-G-745-SZMR
#745

Handle diagram

Nut, 1/4-20 nylock yz

Part #SB2421-G-745-SZMR

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

Lever, Assy Clutch Drive Lh SB2421-G-731-SZMR
#731

Handle diagram

Lever, assy clutch drive lh

Part #SB2421-G-731-SZMR

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

Bolt, 3/8-16x1.25 Carr. SB2421-B-110-SZMR
#110

Frame diagram

Bolt, 3/8-16x1.25 carr.

Part #SB2421-B-110-SZMR

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

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

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Why doesn't my snowblower auger turn?

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

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Why won't my snowblower clear snow well?

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

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Why won't my snowblower start?

Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…

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What should I do about a damaged snowblower tire?

Main causes: punctured tire, damaged rim…

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Why won't my snowblower throw snow far enough?

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

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How do I tune up my snowblower?

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

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Why does my snowblower engine run rough?

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

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Why does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

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Why doesn't my snowblower self propel?

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

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Repair guides for gas snowblowers

These step-by-step repair guides will help you safely fix what’s broken on your snowblower.

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How to replace a snowblower fuel filter

How to replace a snowblower fuel filter

Replace the fuel filter on your snowblower if it's clogged or damaged.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to adjust snowblower skid shoes

How to adjust snowblower skid shoes

To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high.…

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Repair difficulty
Time required
 15 minutes or less
How to rebuild a snowblower carburetor

How to rebuild a snowblower carburetor

Rebuild the carburetor on your snowblower if the engine isn't getting fuel.…

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Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your snowblowers

Use the advice and tips in these articles and videos to get the most out of your snowblower.

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How to make your snowblower last longer

How to make your snowblower last longer

Learn the steps to take to adjust and maintain your snowblower so it lasts longer.…

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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