Gas Walk-Behind Mower

Model # 20028 (9900001 & UP) Official Toro lawn mower

Here are the diagrams and repair parts for Official Toro 20028 (9900001 & UP) lawn mower, as well as links to manuals and error code tables, if available.

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Browse Parts for
20028 (9900001 & UP) Walk-Behind Mowers
Lawn Mower Washer 614426
#11

Gear case/wheel diagram

Lawn mower washer

Part #614426

This item is not returnable
In Stock
Toro Kicker Front 93-0216
#34

Housing/handle brackets/wheel diagram

Toro kicker front

Part #93-0216

In Stock
Toro Bracket 93-0233
#17

Housing/handle brackets/wheel diagram

Toro bracket

Part #93-0233

In Stock
Toro Kicker Rear 93-0217
#12

Engine & blade diagram

Toro kicker rear

Part #93-0217

In Stock
Toro Bail-traction 99-1571-03
#7

Handle & controls diagram

Toro bail-traction

Part #99-1571-03

In Stock
Toro Walk-behind Lawn Mower Engine Pulley 95-1878
#21

Engine & blade diagram

Toro walk-behind lawn mower engine pulley

Part #95-1878

In Stock
Toro Deck Housing 99-5236
#36

Engine & blade diagram

Toro deck housing

Part #99-5236

In Stock
Toro Lawn Mower Ground Drive Belt, 3/8 X 32-in 93-0232
#1

Gear case/wheel diagram

Toro lawn mower ground drive belt, 3/8 x 32-in

Part #93-0232

In Stock
Toro Cover 99-5294
#29

Engine & blade diagram

Toro cover

Part #99-5294

In Stock
Toro Chute 99-5295
#30

Engine & blade diagram

Toro chute

Part #99-5295

In Stock

Symptoms for gas walk-behind mowers

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

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

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

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

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

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…

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 rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

Repair difficulty
Time required
 15 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.…

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.…

Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…