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MTD
Gas Snowblower

Model # 31AM6CSG793 Official MTD gas snowthrower

Here are the diagrams and repair parts for Official MTD 31AM6CSG793 gas snowthrower, 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 201 parts  |
Troybilt Snowblower Shear Pin (replaces 738-04124) 738-04124A
Troybilt snowblower shear pin (replaces 738-04124)

Part #738-04124A

BEST SELLER
This item is not returnable
$2.99 | 
25% OFF Phone Price : $3.99
In Stock
Mtd Snowblower Auger, Left (replaces 684-04107-0637, 684-04107a, 684-04107a-0629, 684-04107a-0638, 684-04107a-0691, 684-04107a-4044) 684-04107A-0637
#2

Auger housing parts diagram

Mtd snowblower auger, left (replaces 684-04107-0637, 684-04107a, 684-04107a-0629, 684-04107a-0638, 684-04107a-0691, 684-04107a-4044)

Part #684-04107A-0637

$101.45 | 
11% OFF Phone Price : $113.45
In Stock
Snowblower Wheel Axle Gear Key 914-0126
#10

Transmission parts diagram

Snowblower wheel axle gear key

Part #914-0126

Replaced by #714-0126

?
Manufacturer substitution
This part replaces 914-0126. Substitute parts can look different from the original.
$8.00
In Stock
Toro Lawn & Garden Equipment Carriage Bolt (replaces 910-0276, Af-44326) 710-0276
#1

Slide shoes parts diagram

Toro lawn & garden equipment carriage bolt (replaces 910-0276, af-44326)

Part #710-0276

This item is not returnable
$5.17 | 
16% OFF Phone Price : $6.17
In Stock
Lawn & Garden Equipment Cotter Pin 914-0145
#12

Panel parts diagram

Lawn & garden equipment cotter pin

Part #914-0145

Replaced by #714-0145

?
Manufacturer substitution
This part replaces 914-0145. Substitute parts can look different from the original.
This item is not returnable
$6.97
In Stock
Snowblower Auger, Right (replaces 684-04108-0637, 684-04108a, 684-04108a-0629, 684-04108a-0691, 684-04108a-4044) 684-04108A-0637
#3

Auger housing parts diagram

Snowblower auger, right (replaces 684-04108-0637, 684-04108a, 684-04108a-0629, 684-04108a-0691, 684-04108a-4044)

Part #684-04108A-0637

$88.48 | 
6% OFF Phone Price : $94.48
In Stock
Sears Lawn & Garden Equipment Carriage Bolt 710-0262
#4

Chute parts diagram

Sears lawn & garden equipment carriage bolt

Part #710-0262

This item is not returnable
$5.11 | 
16% OFF Phone Price : $6.11
In Stock
Snowblower Impeller Shaft Bearing Housing 790-00075A
#23

Impeller parts diagram

Snowblower impeller shaft bearing housing

Part #790-00075A

Replaced by #790-00075B

?
Manufacturer substitution
This part replaces 790-00075A. Substitute parts can look different from the original.
$11.20
In Stock
Snowblower Handle Lever Bumper 935-0199A
#2

Engagement handles parts diagram

Snowblower handle lever bumper

Part #935-0199A

Replaced by #735-0199A

?
Manufacturer substitution
This part replaces 935-0199A. Substitute parts can look different from the original.
$13.66
In Stock
Sears Lawn & Garden Equipment Washer 736-0174
#13

Impeller parts diagram

Sears lawn & garden equipment washer

Part #736-0174

$10.46 | 
16% OFF Phone Price : $12.46
In Stock

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

View all

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 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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Why does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

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What should I do about a damaged snowblower tire?

Main causes: punctured tire, damaged rim…

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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 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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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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Why won't my snowblower chute turn?

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

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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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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 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.…

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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 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.…

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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.

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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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