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Craftsman
Front-Engine Lawn Tractor

Model # 502256051 Official Craftsman 25" 7-hp riding lawn mower with electric start

Here are the diagrams and repair parts for Official Craftsman 502256051 25" 7-hp riding lawn mower with electric start, 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:

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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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Model diagram and schematic

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Showing 10 of 209 parts  |
Housing 20551
#45

Blade housing diagram

Housing

Part #20551

Replaced by #492574MA

?
Manufacturer substitution
This part replaces 20551. Substitute parts can look different from the original.
$68.99 | 
8% OFF Phone Price : $74.99
In Stock
Bolt 20619Z
#46

Blade housing diagram

Bolt

Part #20619Z

Replaced by #20619MA

?
Manufacturer substitution
This part replaces 20619Z. Substitute parts can look different from the original.
$7.77
In Stock
Fuse Holder 407058
#8A

Wiring diagram diagram

Fuse holder

Part #407058

Replaced by #407078MA

?
Manufacturer substitution
This part replaces 407058. Substitute parts can look different from the original.
$29.53 | 
17% OFF Phone Price : $35.53
In Stock
Washer 10851Z
#59

Lower half diagram

Washer

Part #10851Z

Replaced by #10851ZMA

?
Manufacturer substitution
This part replaces 10851Z. Substitute parts can look different from the original.
$9.97
In Stock
Tie Strap 32618

#NI

All parts diagram

Tie strap

Part #32618

Replaced by #32618MA

?
Manufacturer substitution
This part replaces 32618. Substitute parts can look different from the original.
This item is not returnable
$6.86
In Stock
Lock Nut 15X85
Lock nut

Part #15X85

Replaced by #703333

?
Manufacturer substitution
This part replaces 15X85. Substitute parts can look different from the original.
This item is not returnable
$8.09 | 
11% OFF Phone Price : $9.09
In Stock
Belt 20715
#52

Lower half diagram

Belt

Part #20715

Replaced by #37X51MA

?
Manufacturer substitution
This part replaces 20715. Substitute parts can look different from the original.
$25.89
In Stock
Washer 17X102
#61

Top half diagram

Washer

Part #17X102

Replaced by #703128

?
Manufacturer substitution
This part replaces 17X102. Substitute parts can look different from the original.
This item is not returnable
$6.31
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 | 
19% OFF Phone Price : $31.18
In Stock
Tire 133X3
#63A

Lower half diagram

Tire

Part #133X3

Replaced by #90594MA

?
Manufacturer substitution
This part replaces 133X3. Substitute parts can look different from the original.
$60.78
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.

View all

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

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

Read more

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 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 is my riding mower leaking oil or gas?

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

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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 cut grass?

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

Read more

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

Main causes: faulty battery, bad alternator…

Read more

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 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.…

Read more
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.…

Read more
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.…

Read more
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.

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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.…

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