Craftsman
Front-Engine Lawn Tractor

Model # 917986420 Official Craftsman tractor

Here are the diagrams and repair parts for Official Craftsman 917986420 tractor, 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 510 parts  |

Lawn Tractor V-belt 144959
#68

Mower deck diagram

Lawn tractor v-belt

Part #144959

Replaced by #532144959

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Manufacturer substitution
This part replaces 144959. Substitute parts can look different from the original.
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Lawn Tractor Belt, 1/2 X 101-1/6-in 197253
#56

Ground drive diagram

Lawn tractor belt, 1/2 x 101-1/6-in

Part #197253

Replaced by #592855001

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Manufacturer substitution
This part replaces 197253. Substitute parts can look different from the original.
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$32.30
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Lawn Tractor Axle Cap 104757X428
#8

Wheels & tires diagram

Lawn tractor axle cap

Part #104757X428

Replaced by #532104757

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Lawn Tractor Self-tapping Bolt (replaces 173984) 584953901
#41

Mower deck diagram

Lawn tractor self-tapping bolt (replaces 173984)

Part #584953901

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Lawn Tractor Ignition Switch 193350
#30

Electrical diagram

Lawn tractor ignition switch

Part #193350

Replaced by #532193350

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Lawn Mower Drag Link, Right 436885
#62

Steering diagram

Lawn mower drag link, right

Part #436885

Replaced by #597069902

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This part replaces 436885. Substitute parts can look different from the original.
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Lawn Tractor Deflector Shield Hinge Rod 131491
#29

Mower deck diagram

Lawn tractor deflector shield hinge rod

Part #131491

Replaced by #595297001

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This part replaces 131491. 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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Lawn Tractor Steering Shaft 587016002
#16

Steering diagram

Lawn tractor steering shaft

Part #587016002

Replaced by #587738904

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This part replaces 587016002. Substitute parts can look different from the original.
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Rim.front.6. 106732X421
#3

Wheels & tires diagram

Rim.front.6.

Part #106732X421

Replaced by #532106732

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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.

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.

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.…

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.…