Craftsman
Front-Engine Lawn Tractor

Model # 91757591 Official Craftsman 12" garden tractor rotary tiller

Here are the diagrams and repair parts for Official Craftsman 91757591 12" garden tractor rotary tiller, 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 85 parts  |

Ball 7392M
#17

Replacement parts diagram

Ball

Part #7392M

Replaced by #532100482

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Manufacturer substitution
This part replaces 7392M. Substitute parts can look different from the original.
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This item is not returnable
$5.79
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Hitch Pin, 2-pack 4939M
#12

Replacement parts diagram

Hitch pin, 2-pack

Part #4939M

Replaced by #596919601

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Manufacturer substitution
This part replaces 4939M. Substitute parts can look different from the original.
This item is not returnable
$2.49
29% OFF Phone Price : $3.49
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Roll Pin 8576M
#28

Replacement parts diagram

Roll pin

Part #8576M

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

Roller Chain 9815M
#46A

Replacement parts diagram

Roller chain

Part #9815M

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

Hub And Bearings 591PA54
#70

Replacement parts diagram

Hub and bearings

Part #591PA54

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

Spring Retainer 4938M
#11

Replacement parts diagram

Spring retainer

Part #4938M

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

Transmission Pulley 575PA461
#55

Replacement parts diagram

Transmission pulley

Part #575PA461

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

Washer 9721M
#54

Replacement parts diagram

Washer

Part #9721M

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

Hood And Hinge Straps 575PA602
#66

Replacement parts diagram

Hood and hinge straps

Part #575PA602

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

T Nut 575PA603
#67

Replacement parts diagram

T nut

Part #575PA603

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

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

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

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

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

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

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

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

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

Main causes: faulty battery, bad alternator…

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 a riding lawn mower rear tire

How to replace a riding lawn mower rear tire

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Repair difficulty
Time required
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How to replace a riding lawn mower blade

How to replace a riding lawn mower blade

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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.…

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.

How to remove a lawn mower blade using a removal tool

How to remove a lawn mower blade using a removal tool

Learn how a blade removal tool makes replacing the blade easier and safer…

Charging a battery in a riding lawn mower video

Charging a battery in a riding lawn mower video

Learn how to use a battery charger if your mower battery is dead.…

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…