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Craftsman
Rear-Engine Riding Mower

Model # 1318221 Official Craftsman 26" riding lawn mower

Here are the diagrams and repair parts for Official Craftsman 1318221 26" riding 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.

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

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

Model diagram and schematic

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ALL PARTS
Showing 10 of 43 parts  |
Bolt 50705
#3

Seat and top half of body diagram

Bolt

Part #50705

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

Bolt 55505
#32

Engine diagram

Bolt

Part #55505

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

Ring 53985
#68

Engine diagram

Ring

Part #53985

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

Button Plug 52946
#5

Gear case assembly diagram

Button plug

Part #52946

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

Roll Pin 53067
#50

Engine diagram

Roll pin

Part #53067

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

Flat Washer 53084
#9

Seat and top half of body diagram

Flat washer

Part #53084

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

Rear Bearing 53626
#99

Engine diagram

Rear bearing

Part #53626

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

Clamp 54010

#NI

All parts diagram

Clamp

Part #54010

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

Strng Channl 53541
#47

Engine diagram

Strng channl

Part #53541

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

Screw 55036
#5

Seat and top half of body diagram

Screw

Part #55036

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

Most common symptoms to help you fix your riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

View all

Why is my riding mower not cutting evenly?

Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun…

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Why won't my riding mower start?

Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo…

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Why is the steering loose on my riding mower?

Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly…

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How do I fix a flat tire on my riding mower?

Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim…

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Why won't my riding mower cut grass?

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

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How do I charge a dead battery on my riding mower?

Main causes: faulty battery, bad alternator…

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Why does my riding mower deck vibrate?

Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components…

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Why does my riding mower creep in neutral?

Main causes: shift lever needs adjustment, neutral control needs adjustment…

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Why won't my riding mower move?

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …

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Most common repair guides to help fix your riding mowers & tractors

These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.

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How to replace the seat switch on a riding lawn mower

How to replace the seat switch on a riding lawn mower

Follow the steps in this guide to install a new riding mower seat switch in about 15 minutes.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a riding lawn mower spark plug

How to replace a riding lawn mower spark plug

If the engine is hard to start or if the spark plug electrode is burnt or cracked, take 15 minutes to replace it.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a riding lawn mower rear tire

How to replace a riding lawn mower rear tire

Your mower can’t run on a damaged rear tire. Here’s how to install a new one.…

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Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your riding mowers & tractors

Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.

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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.…

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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.…

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Riding lawn mower engine clicks but doesn't turn over video

Riding lawn mower engine clicks but doesn't turn over video

Check the starter solenoid, starter motor, wiring, battery and engine.…

Read more

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