Craftsman
Front-Engine Lawn Tractor

Model # 502256172 Official Craftsman riding lawn mower

Here are the diagrams and repair parts for Official Craftsman 502256172 riding lawn 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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Showing 10 of 265 parts  |

Plate 790007
#25

3-speed transmission diagram

Plate

Part #790007

Replaced by #790007

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Manufacturer substitution
This part replaces 790007. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.29
16% OFF MSRP : $6.30
In Stock
Pin 786026
#26

3-speed transmission diagram

Pin

Part #786026

Replaced by #786026B

?
Manufacturer substitution
This part replaces 786026. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.60
18% OFF Phone Price : $5.60
In Stock
Holder 790005
#23

3-speed transmission diagram

Holder

Part #790005

Replaced by #790025

?
Manufacturer substitution
This part replaces 790005. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$18.30
10% OFF Phone Price : $20.30
In Stock
Battery 54141
#13

Wiring diagram diagram

Battery

Part #54141

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

Solenoid 24285
#4

Wiring diagram diagram

Solenoid

Part #24285

Replaced by #7701100MA

?
Manufacturer substitution
This part replaces 24285. Substitute parts can look different from the original.
$29.30
15% OFF Phone Price : $34.30
In Stock
Idler Pulley 20613
Idler pulley

Part #20613

Replaced by #420613MA

?
Manufacturer substitution
This part replaces 20613. Substitute parts can look different from the original.
This item is not returnable
$25.18
17% OFF Phone Price : $30.18
In Stock
Lock Nut STD541431
Lock nut

Part #STD541431

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

Race 780072
#29

3-speed transmission diagram

Race

Part #780072

Replaced by #780072

?
Manufacturer substitution
This part replaces 780072. Substitute parts can look different from the original.
This item is not returnable
$3.40
23% OFF MSRP : $4.40
In Stock
Lock Nut 792075
#38

3-speed transmission diagram

Lock nut

Part #792075

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

Washer 792076
#39

3-speed transmission diagram

Washer

Part #792076

Replaced by #792076A

?
Manufacturer substitution
This part replaces 792076. Substitute parts can look different from the original.
This item is not returnable
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.

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

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

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

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

Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, …

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

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

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

Main causes: faulty battery, bad alternator…

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.

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.…

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

How to replace a riding lawn mower blade

If a blade on your mower is dull or bent, replace it following the steps in this repair guide.…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower fuel filter

How to replace a riding lawn mower fuel filter

Help your mower run better by replacing the fuel filter during your riding mower's annual tune-up.…

Repair difficulty
Time required
 15 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.

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…

Charging a battery in a riding lawn mower video

Charging a battery in a riding lawn mower video

Learn how to use a battery charger if your mower battery is dead.…

Riding mower and tractor common questions

Riding mower and tractor common questions

You might find the answers to your questions about your riding mower or lawn tractor in this list of frequently asked qu…