Snapper
Gas Walk-Behind Mower

Model # EP21400 Official Snapper lawn mower

Here are the diagrams and repair parts for Official Snapper EP21400 lawn mower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 386 parts  |

Hcln, 1/4c G 7090372
Hcln, 1/4c g

Part #7090372

Replaced by #703251

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Manufacturer substitution
This part replaces 7090372. Substitute parts can look different from the original.
$8.07
11% OFF Phone Price : $9.07
In Stock
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
Rhsnb, 5/16c 7090316
#35

Drive system self-propelled diagram

Rhsnb, 5/16c

Part #7090316

Replaced by #703225

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Manufacturer substitution
This part replaces 7090316. Substitute parts can look different from the original.
This item is not returnable
$6.29
14% OFF Phone Price : $7.29
In Stock
Key 7073406
#5

Electric start diagram

Key

Part #7073406

Replaced by #1717163SM

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Manufacturer substitution
This part replaces 7073406. Substitute parts can look different from the original.
This item is not returnable
$13.31
13% OFF Phone Price : $15.31
In Stock
Hflb, 5/16c 7090595
Hflb, 5/16c

Part #7090595

Replaced by #703354

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Manufacturer substitution
This part replaces 7090595. Substitute parts can look different from the original.
This item is not returnable
$8.89
10% OFF Phone Price : $9.89
In Stock
Blade 7026691
#14B

Cutting deck/blade/interlock diagram

Blade

Part #7026691

Replaced by #7026691BZYP

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Manufacturer substitution
This part replaces 7026691. Substitute parts can look different from the original.
This item is not returnable

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$27.69
18% OFF Phone Price : $33.69
In Stock
Slw, .318x.5 7090187
Slw, .318x.5

Part #7090187

Replaced by #703116

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Manufacturer substitution
This part replaces 7090187. Substitute parts can look different from the original.
This item is not returnable
$5.79
15% OFF Phone Price : $6.79
In Stock
Seal, 5/8 I.d. 7012314
#8

Transmission (differential) diagram

Seal, 5/8 i.d.

Part #7012314

Replaced by #7012314YP

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Manufacturer substitution
This part replaces 7012314. Substitute parts can look different from the original.
In Stock
Nut 7014101
#22

Accessory-thatcherizer diagram

Nut

Part #7014101

Replaced by #7014101YP

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Manufacturer substitution
This part replaces 7014101. Substitute parts can look different from the original.
This item is not returnable
In Stock
Cover 7033863
#31

Cutting deck/blade/interlock diagram

Cover

Part #7033863

Replaced by #7033863YP

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Manufacturer substitution
This part replaces 7033863. Substitute parts can look different from the original.
In Stock

Symptoms for gas walk-behind mowers

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

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

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

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

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

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

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

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.

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…

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

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

Repair difficulty
Time required
 30 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.

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

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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

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Top questions about Sears and Sears PartsDirect

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