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Craftsman
Riding Mowers & Tractors

Model # 917253645 Official Craftsman 44" rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917253645 44" rotary lawn mower, as well as links to manuals and error code tables, if available.

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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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Showing 10 of 71 parts  |
Spring Retainer 3146R
#10

Idler box diagram

Spring retainer

Part #3146R

Replaced by #532003146

?
Manufacturer substitution
This part replaces 3146R. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.02
| 
20% OFF Phone Price : $5.02
In Stock
Gripco Nut 1685H
#57

Suspension, deck & cover diagram

Gripco nut

Part #1685H

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

V-belt 6943R
#9

Suspension, deck & cover diagram

V-belt

Part #6943R

Replaced by #583774301

?
Manufacturer substitution
This part replaces 6943R. Substitute parts can look different from the original.
$51.98
In Stock
Pin 76020412
#18

Idler box diagram

Pin

Part #76020412

Replaced by #876020412

?
Manufacturer substitution
This part replaces 76020412. Substitute parts can look different from the original.
$8.54
In Stock
Label 3495J
#7

Suspension, deck & cover diagram

Label

Part #3495J

Replaced by #539913010

?
Manufacturer substitution
This part replaces 3495J. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Washer, 13/32 X 1-1/4 X 12 19132012
Washer, 13/32 x 1-1/4 x 12

Part #19132012

Replaced by #596134901

?
Manufacturer substitution
This part replaces 19132012. Substitute parts can look different from the original.
This item is not returnable
$3.98
| 
20% OFF Phone Price : $4.98
In Stock
Bolt 74610624
#13

Suspension, deck & cover diagram

Bolt

Part #74610624

Replaced by #874610624

?
Manufacturer substitution
This part replaces 74610624. Substitute parts can look different from the original.
$8.54
In Stock
Bolt 72140506
#42

Suspension, deck & cover diagram

Bolt

Part #72140506

Replaced by #595901601

?
Manufacturer substitution
This part replaces 72140506. Substitute parts can look different from the original.
This item is not returnable
$3.98
| 
20% OFF Phone Price : $4.98
In Stock
Screw 17490612
#14

Suspension, deck & cover diagram

Screw

Part #17490612

Replaced by #17060612

?
Manufacturer substitution
This part replaces 17490612. Substitute parts can look different from the original.
$2.16
In Stock
Lawn Tractor Bolt, 5/16-18 X 5/8-in 72110505
#6

Suspension, deck & cover diagram

Lawn tractor bolt, 5/16-18 x 5/8-in

Part #72110505

Replaced by #596039401

?
Manufacturer substitution
This part replaces 72110505. Substitute parts can look different from the original.
This item is not returnable
$5.11
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 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...

Read more

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....

Read more
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....

Read more
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....

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