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Snapper
Gas Walk-Behind Mower

Model # 7800007 (SPV21S) Official Snapper lawn mower

Here are the diagrams and repair parts for Official Snapper 7800007-SPV21S 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.

Model diagram and schematic

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Showing 10 of 147 parts  |
Hln, 1/4c Bz 7076978
#5

Handles/controls diagram

Hln, 1/4c bz

Part #7076978

Replaced by #703232

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Manufacturer substitution
This part replaces 7076978. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.24 | 
14% OFF Phone Price : $7.24
In Stock
Fln 5/16-18 7091601
Fln 5/16-18

Part #7091601

Replaced by #703409

?
Manufacturer substitution
This part replaces 7091601. Substitute parts can look different from the original.
$9.27 | 
10% OFF Phone Price : $10.27
In Stock
Hfln 3/8 7091619
#8

Rear deck brackets/idler arm diagram

Hfln 3/8

Part #7091619

Replaced by #703333

?
Manufacturer substitution
This part replaces 7091619. Substitute parts can look different from the original.
This item is not returnable
$8.09 | 
11% OFF Phone Price : $9.09
In Stock
Belt Guide 7300196
#11

Rear deck brackets/idler arm diagram

Belt guide

Part #7300196

Replaced by #7300196YP

?
Manufacturer substitution
This part replaces 7300196. Substitute parts can look different from the original.
$29.53
In Stock
Fw, .531x1.5 7091194
#16

Rear wheels diagram

Fw, .531x1.5

Part #7091194

Replaced by #7091194YP

?
Manufacturer substitution
This part replaces 7091194. Substitute parts can look different from the original.
$7.71
In Stock
Chsnb 5/16 7091189
#19

Handles/controls diagram

Chsnb 5/16

Part #7091189

Replaced by #703059

?
Manufacturer substitution
This part replaces 7091189. Substitute parts can look different from the original.
$7.77
In Stock
O-ring 7100626
#23

Rear wheels diagram

O-ring

Part #7100626

Replaced by #7100626YP

?
Manufacturer substitution
This part replaces 7100626. Substitute parts can look different from the original.
This item is not returnable
$6.89
In Stock
Recessed Pan 7100225
#3

Handles/controls diagram

Recessed pan

Part #7100225

Replaced by #704209

?
Manufacturer substitution
This part replaces 7100225. Substitute parts can look different from the original.
This item is not returnable
$6.69
In Stock
Rhssnb, 5/16 7900015
#15

Guards/covers diagram

Rhssnb, 5/16

Part #7900015

Replaced by #7900015YP

?
Manufacturer substitution
This part replaces 7900015. Substitute parts can look different from the original.
This item is not returnable
$7.37
In Stock
Decal 1731955
#1

Decals diagram

Decal

Part #1731955

Replaced by #1731955SM

?
Manufacturer substitution
This part replaces 1731955. Substitute parts can look different from the original.
$27.69
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

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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. …

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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…

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Repair difficulty
Time required
 45 minutes or less

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