Craftsman
Front-Engine Lawn Tractor

Model # 502255710 Official Craftsman 8-hp lawn tractor

Here are the diagrams and repair parts for Official Craftsman 502255710 8-hp lawn tractor, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

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

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 233 parts  |

Filter 90840
#8

Engine diagram

Filter

Part #90840

Replaced by #845125

?
Manufacturer substitution
This part replaces 90840. Substitute parts can look different from the original.
BEST SELLER
$9.27
10% OFF Phone Price : $10.27
In Stock
E-ring STD581075
#53

Drive assembly diagram

E-ring

Part #STD581075

Replaced by #812000029

?
Manufacturer substitution
This part replaces STD581075. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.50
22% OFF Phone Price : $4.50
In Stock
Tire 90589
#61

Drive assembly diagram

Tire

Part #90589

Replaced by #532122075

?
Manufacturer substitution
This part replaces 90589. Substitute parts can look different from the original.
BEST SELLER
$71.47
8% OFF Phone Price : $77.47
In Stock
Cap 23711
#4

Engine diagram

Cap

Part #23711

Replaced by #092317MA

?
Manufacturer substitution
This part replaces 23711. Substitute parts can look different from the original.
This item is not returnable
$15.29
12% OFF Phone Price : $17.29
In Stock
Housing 24384
#53

Mower deck diagram

Housing

Part #24384

Replaced by #492574MA

?
Manufacturer substitution
This part replaces 24384. Substitute parts can look different from the original.
$68.99
8% OFF Phone Price : $74.99
In Stock
Washer 17X155
#58

Mower deck diagram

Washer

Part #17X155

Replaced by #17X166MA

?
Manufacturer substitution
This part replaces 17X155. Substitute parts can look different from the original.
This item is not returnable
$22.49
21% OFF Phone Price : $28.49
In Stock
Washer 17X37
#62

Mower deck diagram

Washer

Part #17X37

Replaced by #703332

?
Manufacturer substitution
This part replaces 17X37. Substitute parts can look different from the original.
This item is not returnable
$7.09
12% OFF Phone Price : $8.09
In Stock
Bearing 55599
#28

Steering and front axle diagram

Bearing

Part #55599

Replaced by #491334MA

?
Manufacturer substitution
This part replaces 55599. Substitute parts can look different from the original.
$31.60
16% OFF Phone Price : $37.60
In Stock
Nut 15X100
#60

Mower deck diagram

Nut

Part #15X100

Replaced by #15X100MA

?
Manufacturer substitution
This part replaces 15X100. Substitute parts can look different from the original.
This item is not returnable
$5.99
14% OFF Phone Price : $6.99
In Stock
Tank 23300
#3

Engine diagram

Tank

Part #23300

Replaced by #690268MA

?
Manufacturer substitution
This part replaces 23300. Substitute parts can look different from the original.
$144.59
8% OFF Phone Price : $156.59
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: faulty battery, bad alternator…

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

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

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

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

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

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

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

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

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 the starter motor on a riding lawn mower

How to replace the starter motor on a riding lawn mower

If you hear the solenoid click but don’t hear the starter motor spin when you turn the key, follow these steps to replac…

Repair difficulty
Time required
 30 minutes or less
How to rebuild a riding lawn mower carburetor

How to rebuild a riding lawn mower carburetor

Get your sputtering carburetor running smoothly in 60 minutes.…

Repair difficulty
Time required
 60 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.…

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.

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.…

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.…

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…