Craftsman
Material Handling

Model # 21450135 Official Craftsman service cart

Here are the diagrams and repair parts for Official Craftsman 21450135 service cart, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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Showing 10 of 10 parts  |

Owner's Manual 4959

#NI

All parts diagram

Owner's manual

Part #4959

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

Owner's Manual 4960

#NI

All parts diagram

Owner's manual

Part #4960

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

Rear Wheel 4956
#6

Unit parts diagram

Rear wheel

Part #4956

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

Power Unit 4954
#2

Unit parts diagram

Power unit

Part #4954

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

2/way 4953
#5

Unit parts diagram

2/way

Part #4953

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

Wheel 4951
#4

Unit parts diagram

Wheel

Part #4951

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

Handle Assembly 4952
#3

Unit parts diagram

Handle assembly

Part #4952

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

Lever Assembly 4957
#7

Unit parts diagram

Lever assembly

Part #4957

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

Saddle 4955
#1

Unit parts diagram

Saddle

Part #4955

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

Chock (2pkg) 4958
#8

Unit parts diagram

Chock (2pkg)

Part #4958

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

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 microwave/hood combos

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

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.…