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Craftsman
Rear-Engine Riding Mower

Model # 12728877 Official Craftsman zero-turn riding lawn mower

Here are the diagrams and repair parts for Official Craftsman 12728877 zero-turn riding lawn mower, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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Owner’s manual
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Model diagram and schematic

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Showing 10 of 269 parts  |
Lawn Tractor Transaxle Idler Pulley 2228016
#16

Transaxle diagram

Lawn tractor transaxle idler pulley

Part #2228016

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

Label-warn B 2000590
#5

Decals-power unit diagram

Label-warn b

Part #2000590

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

Lawn Tractor Muffler 2722034
#15

Frame - engine/clutch diagram

Lawn tractor muffler

Part #2722034

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

Maintenance Label 4133980
#19

Decals-power unit diagram

Maintenance label

Part #4133980

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

Lawn Tractor Transaxle, Right 4156465
#19

Steering diagram

Lawn tractor transaxle, right

Part #4156465

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

Lawn Tractor Wheel Assembly 4155841
#33B

Transaxle diagram

Lawn tractor wheel assembly

Part #4155841

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

Lawn Tractor Ground Drive Belt, 1/2 X 62-in 4143636
#21

Transaxle diagram

Lawn tractor ground drive belt, 1/2 x 62-in

Part #4143636

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

Lawn Tractor Blade Drive Belt 4147716
#2

Belt-cutterdeck diagram

Lawn tractor blade drive belt

Part #4147716

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

Label Seat 4163203
#4

Decals-power unit diagram

Label seat

Part #4163203

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

Swivel-3/8-1 4145589
#15

Steering diagram

Swivel-3/8-1

Part #4145589

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.

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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…

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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 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 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…

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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.…

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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.…

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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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