Engine & Drivetrain

Model # 91779936 Official Craftsman 4-lead gearcase

Here are the diagrams and repair parts for Official Craftsman 91779936 4-lead gearcase, as well as links to manuals and error code tables, if available.

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91779936 Riding Mowers & Tractors
Husqvarna Lawn & Garden Equipment Washer (replaces 532057079, 5320570-79) 57079
#15

Kit no. 79936 diagram

Husqvarna lawn & garden equipment washer (replaces 532057079, 5320570-79)

Part #57079

Replaced by #532057079

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Manufacturer substitution
This part replaces 57079. Substitute parts can look different from the original.
This item is not returnable
In Stock
Lawn & Garden Equipment Bearing 77881
#12

Kit no. 79936 diagram

Lawn & garden equipment bearing

Part #77881

Replaced by #532077881

?
Manufacturer substitution
This part replaces 77881. Substitute parts can look different from the original.
In Stock
Lawn Tractor Transaxle Wheel Axle Oil Seal 57072
#6

Kit no. 79936 diagram

Lawn tractor transaxle wheel axle oil seal

Part #57072

Replaced by #532057072

?
Manufacturer substitution
This part replaces 57072. Substitute parts can look different from the original.
In Stock
Engine Pulley 83121
#22

Kit no. 79936 diagram

Engine pulley

Part #83121

Replaced by #532084596

?
Manufacturer substitution
This part replaces 83121. Substitute parts can look different from the original.
$30.32
17% OFF Phone Price : $36.32
In Stock
Screw 81377
#9

Kit no. 79936 diagram

Screw

Part #81377

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

Seal 81337
#7

Kit no. 79936 diagram

Seal

Part #81337

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

Bracket 77039
#13

Kit no. 79936 diagram

Bracket

Part #77039

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

Drive Lock Pin 57388
#5

Kit no. 79936 diagram

Drive lock pin

Part #57388

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

Retainer Ring STD582087
#27

Kit no. 79936 diagram

Retainer ring

Part #STD582087

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

Bolt STD522512
#33

Kit no. 79936 diagram

Bolt

Part #STD522512

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

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

Main causes: broken door spring, damaged or broken door hinge…

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Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure…

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Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm …

Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in was…

Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control syst…

Main cause: damaged rack height adjuster…

Main causes: damaged or stuck spray arm, leaking door seal, damaged door hinge, leaky heating element water seal, cracke…

Most common repair guides to help fix your dishwashers

These step-by-step repair guides will help you safely fix what’s broken on your dishwasher.

How to replace a dishwasher water inlet valve

How to replace a dishwasher water inlet valve

If your dishwasher fills constantly or won't fill at all, the water inlet valve has failed. You can replace it in about …

Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher detergent dispenser

How to replace a dishwasher detergent dispenser

Dishes need dish detergent to get clean. Learn how to replace a dishwasher detergent dispenser with easy step-by-step i…

Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher door outer panel

How to replace a dishwasher door outer panel

If your dishwasher door is dented or you want it to match your cabinets or other appliances, this guide shows how to rep…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your dishwashers

Use the advice and tips in these articles and videos to get the most out of your dishwasher.

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

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.…