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Toro
Rear-Engine Riding Mower

Model # 74373 (290004013 AND UP) Official Toro riding lawn mower

Here are the diagrams and repair parts for Official Toro 74373-290004013-AND-UP riding lawn mower, as well as links to manuals and error code tables, if available.

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Owner’s manual
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Model diagram and schematic

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ALL PARTS
Showing 10 of 457 parts  |
Stop Nut 3296-29
Stop nut

Part #3296-29

The manufacturer no longer makes this part, and there's no substitute part

Stud 104-2116
Stud

Part #104-2116

$58.49
In Stock
Lawn Tractor Transaxle Case, Left 114-1637
#2

Lh hydro assembly diagram

Lawn tractor transaxle case, left

Part #114-1637

$446.08
In Stock
Lawn & Garden Equipment Wheel Assembly 115-2554
#5

Frame & castor wheel assembly diagram

Lawn & garden equipment wheel assembly

Part #115-2554

$284.42
In Stock
Fan 6", 10 110-8566
Fan 6", 10

Part #110-8566

$102.72
In Stock
Lawn Tractor Ignition Switch 110-6764
#2

Electrical assembly diagram

Lawn tractor ignition switch

Part #110-6764

$31.69
In Stock
Bolt 94-7582
#10

Seat assembly diagram

Bolt

Part #94-7582

This item is not returnable
$6.29
In Stock
Lawn Tractor Battery Cable 110-6792
#17

Electrical assembly diagram

Lawn tractor battery cable

Part #110-6792

$43.31
In Stock
Lawn Tractor Steering Control Handle Grip 105-3450
#14

Deck lift & seat support diagram

Lawn tractor steering control handle grip

Part #105-3450

$18.26
In Stock
Lawn Tractor Deck Lift Rod 108-7847
#14

50" deck/side discharge diagram

Lawn tractor deck lift rod

Part #108-7847

$29.80
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

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    Key
    $8.46

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

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

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How do I charge a dead battery on my riding mower?

Main causes: faulty battery, bad alternator…

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Why does my riding mower deck vibrate?

Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components…

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Why is the steering loose on my riding mower?

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

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Why won't my riding mower cut grass?

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

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How do I fix a flat tire on my riding mower?

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

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Why is my riding mower leaking oil or gas?

Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, …

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Why does my riding mower run rough or misfire?

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

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Why does my riding mower creep in neutral?

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

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Why won't my riding mower move?

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

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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.

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How to replace the starter motor on a riding lawn mower

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 replac…

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Repair difficulty
Time required
 30 minutes or less
How to rebuild a riding lawn mower carburetor

How to rebuild a riding lawn mower carburetor

Get your sputtering carburetor running smoothly in 60 minutes.…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a riding lawn mower rear tire

How to replace a riding lawn mower rear tire

Your mower can’t run on a damaged rear tire. Here’s how to install a new one.…

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Repair difficulty
Time required
 60 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.

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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.…

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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.…

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Riding mower and tractor common questions

Riding mower and tractor common questions

You might find the answers to your questions about your riding mower or lawn tractor in this list of frequently asked qu…

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