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Toro
Gas Walk-Behind Mower

Model # 20070 Official Toro lawn mower

Here are the diagrams and repair parts for Official Toro 20070 lawn mower, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual
  View engine

Model diagram and schematic

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ALL PARTS
Showing 10 of 231 parts  |
Lawn Mower Ground Drive Belt 91-2258
#22

Rear axle/transmission diagram

Lawn mower ground drive belt

Part #91-2258

This item is not returnable

Get free shipping with Automatic Reorder

$28.81 | 
15% OFF Phone Price : $33.81
In Stock
Ring-klip 65-2720
#3

Rear axle/transmission diagram

Ring-klip

Part #65-2720

This item is not returnable
$2.16
In Stock
Torsion Spring 104-8690
#9

Handle assembly diagram

Torsion spring

Part #104-8690

Replaced by #136-7166

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Manufacturer substitution
This part replaces 104-8690. Substitute parts can look different from the original.
This item is not returnable
$4.17
In Stock
Pinion Gear 105-3040
#4

Rear axle/transmission diagram

Pinion gear

Part #105-3040

This item is not returnable
$8.34
In Stock
Door Spring 105-3032
#18

Housing assembly diagram

Door spring

Part #105-3032

This item is not returnable
$26.56
In Stock
Baffle 105-1834
#30

Housing assembly diagram

Baffle

Part #105-1834

$65.18
In Stock
Lawn Mower Discharge Chute 105-1842
#24

Housing assembly diagram

Lawn mower discharge chute

Part #105-1842

$18.83
In Stock
Cap Screw 322-6
Cap screw

Part #322-6

$7.71
In Stock
Washer 105-3048
#5

Front axle assembly diagram

Washer

Part #105-3048

This item is not returnable
$2.16
In Stock
Instruction Decal 108-4791
#13

Electrical assembly diagram

Instruction decal

Part #108-4791

$11.66
In Stock

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Symptoms for gas walk-behind mowers

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

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Why does my lawn mower run rough?

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

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Why does my lawn mower cut unevenly?

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

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower stall?

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

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Why won't my lawn mower move?

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

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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.

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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…

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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. …

Read more
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…

Read more
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.

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Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

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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.…

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Top questions about Sears and Sears PartsDirect

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