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Craftsman
Front-Engine Lawn Tractor

Model # 917274040 Official Craftsman lawn tractor

Here are the diagrams and repair parts for Official Craftsman 917274040 lawn tractor, 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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Owner’s manual
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Model diagram and schematic

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Showing 10 of 625 parts  |
Lawn Tractor Axle Cap 104757X428
#11

Wheels and tires diagram

Lawn tractor axle cap

Part #104757X428

Replaced by #532104757

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Manufacturer substitution
This part replaces 104757X428. Substitute parts can look different from the original.
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Lock Nut 73900600
Lock nut

Part #73900600

Replaced by #532409149

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Manufacturer substitution
This part replaces 73900600. Substitute parts can look different from the original.
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Hex Flange Lock Nut 145212
#15

Steering assembly diagram

Hex flange lock nut

Part #145212

Replaced by #532409149

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Manufacturer substitution
This part replaces 145212. Substitute parts can look different from the original.
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Switch.pto 174652
#50

Electrical diagram

Switch.pto

Part #174652

Replaced by #582107601

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Manufacturer substitution
This part replaces 174652. Substitute parts can look different from the original.
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Tire 106222X
#3

Wheels and tires diagram

Tire

Part #106222X

Replaced by #532122073

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Manufacturer substitution
This part replaces 106222X. Substitute parts can look different from the original.
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Flanged Toplock Nut 178342
#33

Mower deck diagram

Flanged toplock nut

Part #178342

Replaced by #596134801

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Manufacturer substitution
This part replaces 178342. Substitute parts can look different from the original.
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Lawn Tractor Washer, 13/32 X 7/8-in 19131410
#184

Mower deck diagram

Lawn tractor washer, 13/32 x 7/8-in

Part #19131410

Replaced by #596134901

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Manufacturer substitution
This part replaces 19131410. Substitute parts can look different from the original.
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Washer 19121414
#119

Mower deck diagram

Washer

Part #19121414

Replaced by #596134901

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Manufacturer substitution
This part replaces 19121414. Substitute parts can look different from the original.
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Lawn Tractor Wheel Rim, Front 106732X417
#5

Wheels and tires diagram

Lawn tractor wheel rim, front

Part #106732X417

Replaced by #532106732

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Manufacturer substitution
This part replaces 106732X417. Substitute parts can look different from the original.
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Lawn Tractor Blade Idler Pulley 127783
#47

Ground drive diagram

Lawn tractor blade idler pulley

Part #127783

Replaced by #532139245

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Manufacturer substitution
This part replaces 127783. Substitute parts can look different from the original.
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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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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 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, …

Read more

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…

Read more

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…

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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…

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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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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

Your mower can’t run on a damaged rear tire. Here’s how to install a new one.…

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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.…

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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.…

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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

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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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