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Craftsman
Front-Engine Lawn Tractor

Model # 502253620 Official Craftsman 42" yard & garden tractor rotary mower

Here are the diagrams and repair parts for Official Craftsman 502253620 42" yard & garden tractor rotary mower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 83 parts  |
Housing 20551
Housing

Part #20551

Replaced by #492574MA

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Manufacturer substitution
This part replaces 20551. Substitute parts can look different from the original.
$68.99 | 
8% OFF Phone Price : $74.99
In Stock
Hairpin Pin 20692
Hairpin pin

Part #20692

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

Washer STD551031
Washer

Part #STD551031

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

Nut STD541425
Nut

Part #STD541425

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

Idler Pulley 23238
Idler pulley

Part #23238

Replaced by #423238MA

?
Manufacturer substitution
This part replaces 23238. Substitute parts can look different from the original.
$39.93
In Stock
Bolt STD533107
Bolt

Part #STD533107

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

Belt 23748
Belt

Part #23748

Replaced by #37X40MA

?
Manufacturer substitution
This part replaces 23748. Substitute parts can look different from the original.
$60.09
In Stock
Washer STD551037
Washer

Part #STD551037

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

Pulley 23739
Pulley

Part #23739

Replaced by #23739MA

?
Manufacturer substitution
This part replaces 23739. Substitute parts can look different from the original.
$56.40
In Stock
Torsion Spring 21189
Torsion spring

Part #21189

Replaced by #166X4MA

?
Manufacturer substitution
This part replaces 21189. Substitute parts can look different from the original.
$11.80
In Stock

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

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

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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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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 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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Why does my riding mower creep in neutral?

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

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Why does my riding mower run rough or misfire?

Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a…

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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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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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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 a mandrel assembly on a riding lawn mower

How to replace a mandrel assembly on a riding lawn mower

Replace the mandrel assembly if the blade shaft vibrates or doesn't spin.…

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Repair difficulty
Time required
 30 minutes or less
How to replace the flywheel key on a riding lawn mower

How to replace the flywheel key on a riding lawn mower

If the engine won't restart after hitting a stump or rock, the problem could be a sheared flywheel key. Follow these ste…

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Repair difficulty
Time required
 60 minutes or less
How to replace a riding lawn mower ignition coil

How to replace a riding lawn mower ignition coil

If you're not getting spark from a good spark plug, the problem could be the ignition coil. Follow these step-by-step in…

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Repair difficulty
Time required
 30 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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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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How to remove a lawn mower blade using a removal tool

How to remove a lawn mower blade using a removal tool

Learn how a blade removal tool makes replacing the blade easier and safer…

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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.…

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