Front-Engine Lawn Tractor

Model # 7800345 Official Snapper tractor

Here are the diagrams and repair parts for Official Snapper 7800345 tractor, as well as links to manuals and error code tables, if available.

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7800345 Riding Mowers & Tractors
Nut 722393
#18

Electrical (23/24 h.p.) diagram

Nut

Part #722393

Replaced by #703232

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Manufacturer substitution
This part replaces 722393. Substitute parts can look different from the original.
This item is not returnable
$6.44
13% OFF Phone Price : $7.44
In Stock
Bearing, Jackshaft 726957
Bearing, jackshaft

Part #726957

Replaced by #1705897SM

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Manufacturer substitution
This part replaces 726957. Substitute parts can look different from the original.
$10.62
16% OFF Phone Price : $12.62
In Stock
Solenoid 721615
#17

Electrical (23/24 h.p.) diagram

Solenoid

Part #721615

Replaced by #7701100MA

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Manufacturer substitution
This part replaces 721615. Substitute parts can look different from the original.
$25.78
19% OFF Phone Price : $31.78
In Stock
Switch 1722887
#20

Electrical (23/24 h.p.) diagram

Switch

Part #1722887

Replaced by #1722887SM

?
Manufacturer substitution
This part replaces 1722887. Substitute parts can look different from the original.
$37.79
14% OFF Phone Price : $43.79
In Stock
Hairpin Pin 720069
Hairpin pin

Part #720069

Replaced by #703300

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Manufacturer substitution
This part replaces 720069. Substitute parts can look different from the original.
This item is not returnable
$6.69
13% OFF Phone Price : $7.69
In Stock
Ignition Key 1717163
#13

Electrical (23/24 h.p.) diagram

Ignition key

Part #1717163

Replaced by #1717163SM

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Manufacturer substitution
This part replaces 1717163. Substitute parts can look different from the original.
This item is not returnable
$13.31
13% OFF Phone Price : $15.31
In Stock
Hfln 3/8 7091619
Hfln 3/8

Part #7091619

Replaced by #703333

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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
Hub Cap 721318
Hub cap

Part #721318

Replaced by #94618MA

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Manufacturer substitution
This part replaces 721318. Substitute parts can look different from the original.
In Stock
Slw, .445x.7 7091301
#12

Engine diagram

Slw, .445x.7

Part #7091301

Replaced by #704007

?
Manufacturer substitution
This part replaces 7091301. Substitute parts can look different from the original.
In Stock
Hhst, 3/8-16x1.25 720045
Hhst, 3/8-16x1.25

Part #720045

Replaced by #2828635SM

?
Manufacturer substitution
This part replaces 720045. Substitute parts can look different from the original.
This item is not returnable
$8.09
11% OFF Phone Price : $9.09
In Stock

Most common symptoms to help you fix your riding mowers & tractors

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

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

Main causes: faulty battery, bad alternator…

Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim…

Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo…

Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly…

Main causes: shift lever needs adjustment, neutral control needs adjustment…

Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a…

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …

Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun…

Most common repair guides to help fix your 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 a mandrel assembly on a riding lawn mower

How to replace a mandrel assembly on a riding lawn mower

Replace the mandrel assembly if the blade shaft vibrates or doesn't spin.…

Repair difficulty
Time required
 30 minutes or less
How to replace the flywheel key on a riding lawn mower

How to replace the flywheel key on a riding lawn mower

If the engine won't restart after hitting a stump or rock, the problem could be a sheared flywheel key. Follow these ste…

Repair difficulty
Time required
 60 minutes or less
How to replace a riding lawn mower ignition coil

How to replace a riding lawn mower ignition coil

If you're not getting spark from a good spark plug, the problem could be the ignition coil. Follow these step-by-step in…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your 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.

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

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.…

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.…

Riding lawn mower engine clicks but doesn't turn over video

Riding lawn mower engine clicks but doesn't turn over video

Check the starter solenoid, starter motor, wiring, battery and engine.…