Gas Walk-Behind Mower

Model # 20073 Official Toro lawn mower

Here are the diagrams and repair parts for Official Toro 20073 lawn mower, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for
20073 Walk-Behind Mowers
Lawn-boy Lawn Mower Shoulder Bolt 614650
Lawn-boy lawn mower shoulder bolt

Part #614650

This item is not returnable
In Stock
Lawn-boy Lawn Mower Screw 95-1726
#6

Engine & blade assembly diagram

Lawn-boy lawn mower screw

Part #95-1726

This item is not returnable
In Stock
Pinion Gear 105-3040
Pinion gear

Part #105-3040

This item is not returnable
In Stock
Lawn Mower Bolt 3229-11
Lawn mower bolt

Part #3229-11

This item is not returnable
In Stock
Lawn Mower Screw 32144-85
#15

Engine & blade assembly diagram

Lawn mower screw

Part #32144-85

This item is not returnable
Back Order
Lawn Mower Bracket Cover 112-6416
#10

Deck/side chute/rear door diagram

Lawn mower bracket cover

Part #112-6416

This item is not returnable
In Stock
Lawn Mower Brake Cable 104-8676
#1

Handle assembly diagram

Lawn mower brake cable

Part #104-8676

In Stock
Retaining Ring 32151-36
#8

Rear axle assembly diagram

Retaining ring

Part #32151-36

This item is not returnable
In Stock
Lawn & Garden Equipment Screw 32144-4
Lawn & garden equipment screw

Part #32144-4

This item is not returnable
In Stock
Lawn Mower Ground Drive Belt 91-2258
Lawn mower ground drive belt

Part #91-2258

This item is not returnable

Get free shipping with Automatic Reorder

$24.07
20% OFF Phone Price : $30.07
In Stock

Symptoms for gas walk-behind mowers

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

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

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

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

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

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 blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 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.

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.…

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

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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.…