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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Browse Parts for
20070 Walk-Behind Mowers
Lawn Mower Washer 614426
#7:2

Rear axle/transmission diagram

Lawn mower washer

Part #614426

This item is not returnable
In Stock
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

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In Stock
Bevel Gear 104-8671
#6

Transmission assembly diagram

Bevel gear

Part #104-8671

In Stock
Battery Cover 108-4844
#1

Electrical assembly diagram

Battery cover

Part #108-4844

In Stock
Spacer 92-5791
#20

Rear axle/transmission diagram

Spacer

Part #92-5791

This item is not returnable
In Stock
Bevel Pinion 92-5790
#4

Transmission assembly diagram

Bevel pinion

Part #92-5790

In Stock
Lawn Mower Handle 104-8680-05
#8

Handle assembly diagram

Lawn mower handle

Part #104-8680-05

In Stock
Wheel Gear Assembly 105-3036
#2

Rear axle/transmission diagram

Wheel gear assembly

Part #105-3036

In Stock
Lawn Mower Spacer 106-3999
#7

Engine & blade assembly diagram

Lawn mower spacer

Part #106-3999

This item is not returnable
In Stock
Lawn Mower Knob 105-3042
Lawn mower knob

Part #105-3042

This item is not returnable
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.…

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Top questions about Sears and Sears PartsDirect

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