Snapper
Front-Engine Lawn Tractor

Model #7800478 Snapper tractor - aws series

Here are the repair parts and diagrams for your Snapper 7800478 tractor - aws series. 

The diagram(s) below can help you find the right part.  If you’d like help, we invite you to call our customer service number at the top of the page, or click chat.

On this page, you can also find any manuals, installation guides and error code tables associated with this model.

For advice on diagnosing problems with appliances, lawn & garden equipment and other products, check out the videos, repair guides and articles in our DIY section.

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Showing 10 of 362 parts

Decal Hoc

#6

Decal Diagram

Decal hoc

Part #7101938YP
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  7101938
This part replaces 7101938

$9.28

In Stock

Bracket Seat

#40

Hood/grille/dash Diagram

Bracket seat

Part #7300794DYP
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  7300794D
This part replaces 7300794D

$26.10

In Stock

Lawn Tractor Deflector Shield

#43

46" deck-clutch/support Diagram

Lawn tractor deflector shield

Part #092100MA
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  720982
This part replaces 720982

$68.31

In Stock

Lawn Tractor Headlight Bulb

#6

Hood/grille/dash Diagram

Lawn tractor headlight bulb

Part #1677371SM
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  1677371
This part replaces 1677371

$18.53

In Stock

Ring Snap .5

#8

Steering Diagram

Ring snap .5

Part #011X25MA
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  720119
This part replaces 720119
This item is not returnable

$2.66

In Stock

Pulley Bracket

#28

46" deck-housing/arbors/blades Diagram

Pulley bracket

Part #7300943DYP
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  7300943D
This part replaces 7300943D

$34.00

In Stock

Lawn Tractor Reverse Operating Module

#21

Electrical (23 & 24 hp) Diagram

Lawn tractor reverse operating module

Part #1726556SM
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  1726556
This part replaces 1726556

$35.47

Back Order

Lawn Mower Extension Spring

#16

46" deck-housing/arbors/blades Diagram

Lawn mower extension spring

Part #165X79MA
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  722485
This part replaces 722485
This item is not returnable

$4.88

In Stock

Rhssnb 3/8c

#24

Frame Diagram

Rhssnb 3/8c

Part #7091008YP
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  7091008
This part replaces 7091008
This item is not returnable

$3.88

In Stock

Lawn & Garden Equipment Screw

#2

46" deck-clutch/support Diagram

Lawn & garden equipment screw

Part #26X277MA
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  722871
This part replaces 722871
This item is not returnable

$3.88

In Stock

Symptoms common to all riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, dirty carburetor
Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clogged carburetor
Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components
Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, broken fuel line
Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim
Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tune up
Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly
Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged mandrel pulleys
Main causes: shift lever needs adjustment, neutral control needs adjustment

Repair guides common to all riding mowers & tractors

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

How to replace the starter motor on a riding lawn mower

If you hear the solenoid click but don’t hear the starter motor spin when you turn the key, follow these steps to replace it.

Repair difficulty
Time required
 30 minutes or less
January 1, 2015
By Lyle Weischwill
How to replace a riding lawn mower spark plug

If the engine is hard to start or if the spark plug electrode is burnt or cracked, take 15 minutes to replace it.

Repair difficulty
Time required
 15 minutes or less
January 1, 2015
By Lyle Weischwill
How to replace a riding lawn mower carburetor

If the engine of your lawn tractor surges or is hard to start, the carburetor could be the problem. Follow these steps to install a new one.

Repair difficulty
Time required
 45 minutes or less

Articles and videos common to all riding mowers & tractors

Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.

May 1, 2017

Riding lawn mower engine spins but won't start video

By Sears PartsDirect staff

Troubleshoot fuel, spark and compression issues.

June 1, 2016

How to mow a lawn for healthier grass

By Erin Hynes

How often and tall you mow your lawn has a big impact on its health. Check out these 3 rules.

March 1, 2016

How to change the Smart Switch Ignition password on a lawn tractor video

By Sears PartsDirect staff

See how to unlock the factory default start code so you can set your own passcode.