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.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

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

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 208 parts  |

Steele Spacer SB2421-D-523-SZMR
#523

Auger housing diagram

Steele spacer

Part #SB2421-D-523-SZMR

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

Steele Snowblower Impeller SB2421-E-340-SZMR
#340

Gear case diagram

Steele snowblower impeller

Part #SB2421-E-340-SZMR

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

Steele Scraper Blade SB2421-D-510-SZMR
#510

Auger housing diagram

Steele scraper blade

Part #SB2421-D-510-SZMR

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

Flange Bearing SB2421-D-525-SZMR
#525

Auger housing diagram

Flange bearing

Part #SB2421-D-525-SZMR

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

Lower Handle SB2421-G-750-SZMR
#750

Handle diagram

Lower handle

Part #SB2421-G-750-SZMR

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

Retainer Ring SB2421-C-232-SZMR
#232

Drive diagram

Retainer ring

Part #SB2421-C-232-SZMR

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

Auger,rh SB2421-D-521-SZMR
#521

Auger housing diagram

Auger,rh

Part #SB2421-D-521-SZMR

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

Snowblower Engine SB2421-A-02-SZMR
#2

Engine diagram

Snowblower engine

Part #SB2421-A-02-SZMR

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

Cable Adjuster Bracket SB2421-G-743-SZMR
#743

Handle diagram

Cable adjuster bracket

Part #SB2421-G-743-SZMR

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

Sleeve Spacer SB2421-F-772-SZMR
#772

Control panel diagram

Sleeve spacer

Part #SB2421-F-772-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.

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

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

Main causes: dirty carburetor, stale fuel…

Main causes: punctured tire, damaged rim…

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

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

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

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

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

Repair guides for gas snowblowers

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

How to adjust snowblower engine valve lash

How to adjust snowblower engine valve lash

Adjust the engine valve lash on your snowblower to keep the engine starting and running smoothly.…

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.…

Repair difficulty
Time required
 15 minutes or less
How to replace a snowblower shave plate

How to replace a snowblower shave plate

Follow the 7 easy steps in this repair guide/video to replace a worn out shave plate on your snowblower.…

Repair difficulty
Time required
 15 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.

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.…

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.…

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.…