Toro
Rear-Engine Riding Mower

Model # 74376 (310000001-310999999) Official Toro lawn mower

Here are the diagrams and repair parts for Official Toro 74376-310000001-310999999 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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ALL PARTS
Showing 10 of 295 parts  |

Stop Nut 3296-29
Stop nut

Part #3296-29

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

Lawn Tractor Indicator Meter 112-9763

#NI01

All parts diagram

Lawn tractor indicator meter

Part #112-9763

In Stock
Lawn Tractor Blade Drive Belt 110-6892
#1

50" deck spindle/blade assembly diagram

Lawn tractor blade drive belt

Part #110-6892

Get free shipping with Automatic Reorder

In Stock
Decal Container 112-9751
#37

Motion control assembly diagram

Decal container

Part #112-9751

In Stock
Torsion Spring 110-6694
#20

50" deck assembly diagram

Torsion spring

Part #110-6694

In Stock
Toro Lawn Tractor Wheel Assembly, 11-in 117-7293
#5

Frame & caster wheel assembly diagram

Toro lawn tractor wheel assembly, 11-in

Part #117-7293

In Stock
Lawn Tractor Bumper, Rear 110-6899-03
#2

Frame & caster wheel assembly diagram

Lawn tractor bumper, rear

Part #110-6899-03

In Stock
Washer 114-0463
#8

50" deck spindle/blade assembly diagram

Washer

Part #114-0463

In Stock
Lawn Tractor Deck Lift Pivot Block 108-7845
#12

Deck lift assembly diagram

Lawn tractor deck lift pivot block

Part #108-7845

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

Deck lift assembly diagram

Lawn tractor steering control handle grip

Part #105-3450

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: faulty battery, bad alternator…

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

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 ma…

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

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

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

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

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

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 the seat switch on a riding lawn mower

How to replace the seat switch on a riding lawn mower

Follow the steps in this guide to install a new riding mower seat switch in about 15 minutes.…

Repair difficulty
Time required
 15 minutes or less
How to replace a riding lawn mower spark plug

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
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.…

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.

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.…

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…