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Snapper
Gas Walk-Behind Mower

Model # 7800179 (SPV21675) Official Snapper lawn mower

Here are the diagrams and repair parts for Official Snapper 7800179-SPV21675 lawn mower, 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 133 parts  |
Fln 5/16-18 7091601
Fln 5/16-18

Part #7091601

Replaced by #703409

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Manufacturer substitution
This part replaces 7091601. Substitute parts can look different from the original.
$9.27 | 
10% OFF Phone Price : $10.27
In Stock
Hcln 3/8 7091585
#12

Front & rear wheels diagram

Hcln 3/8

Part #7091585

Replaced by #703347

?
Manufacturer substitution
This part replaces 7091585. Substitute parts can look different from the original.
This item is not returnable
$8.69
In Stock
Wheel 7500647
#8

Front & rear wheels diagram

Wheel

Part #7500647

Replaced by #7500647YP

?
Manufacturer substitution
This part replaces 7500647. Substitute parts can look different from the original.
$65.69 | 
8% OFF Phone Price : $71.69
In Stock
Blade 7100242
#15

Engine & blade diagram

Blade

Part #7100242

Replaced by #7100242AYP

?
Manufacturer substitution
This part replaces 7100242. Substitute parts can look different from the original.

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$36.69 | 
14% OFF Phone Price : $42.69
In Stock
Lawn Mower Cable 7101399
#25

Handles/controls diagram

Lawn mower cable

Part #7101399

Replaced by #7101399YP

?
Manufacturer substitution
This part replaces 7101399. Substitute parts can look different from the original.
This item is not returnable
$31.78 | 
16% OFF Phone Price : $37.78
In Stock
Plug 720723
#25

Deck diagram

Plug

Part #720723

Replaced by #71250MA

?
Manufacturer substitution
This part replaces 720723. Substitute parts can look different from the original.
$125.02
In Stock
Deck 21 Rd 7300584D
#33

Deck diagram

Deck 21 rd

Part #7300584D

Replaced by #7300584DYP

?
Manufacturer substitution
This part replaces 7300584D. Substitute parts can look different from the original.
$348.09
In Stock
Lawn Mower Wheel 7500540
#15

Front & rear wheels diagram

Lawn mower wheel

Part #7500540

Replaced by #7500540YP

?
Manufacturer substitution
This part replaces 7500540. Substitute parts can look different from the original.
$50.28 | 
11% OFF Phone Price : $56.28
In Stock
Lawn Mower Cover 7101437
#6

Deck diagram

Lawn mower cover

Part #7101437

Replaced by #7101437YP

?
Manufacturer substitution
This part replaces 7101437. Substitute parts can look different from the original.
$28.73
In Stock
Belt Guide 7101313
#10

Engine & blade diagram

Belt guide

Part #7101313

Replaced by #7101313YP

?
Manufacturer substitution
This part replaces 7101313. Substitute parts can look different from the original.
This item is not returnable
$7.31
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Read more
Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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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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