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MTD 12A-559K402 lawn mower Parts
Here are the diagrams and repair parts for MTD 12A-559K402 lawn mower, as well as links to manuals and error code tables, if available.
Owner’s manualBy Schematic
By Part
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Browse Parts for 12A-559K402 Walk-Behind Mowers
Main frame diagram
Yard Machines Lawn & Garden Equipment Washer
Part #736-0105This item is not returnableIn Stock$34.54
Qty
Main frame diagram
Lawn & Garden Equipment Keeper Pin
In Stock$31.39QtyMain frame diagram
Drive Cable
Part #746-0960Replaced by #946-0960
Manufacturer substitutionThis part replaces 746-0960. Substitute parts can look different from the original.In Stock$70.858% OFF Phone Price : $76.85
QtyMain frame diagram
Handle Control
Part #747-0824Replaced by #747-0824B-0637
Manufacturer substitutionThis part replaces 747-0824. Substitute parts can look different from the original.In Stock$88.426% OFF Phone Price : $94.42QtyDrive assembly diagram
Bearing 1/2
Part #741-0604Replaced by #741-0604A
Manufacturer substitutionThis part replaces 741-0604. Substitute parts can look different from the original.In Stock$42.93QtyBell Washer
Part #736-0425Replaced by #936-0425
Manufacturer substitutionThis part replaces 736-0425. Substitute parts can look different from the original.In Stock$30.59QtyMain frame diagram
Flap
Part #731-1236Replaced by #731-04998
Manufacturer substitutionThis part replaces 731-1236. Substitute parts can look different from the original.In Stock$45.4112% OFF Phone Price : $51.41QtyMain frame diagram
Cable Clamp
Part #751B213146Replaced by #690798
Manufacturer substitutionThis part replaces 751B213146. Substitute parts can look different from the original.In Stock$32.43QtyDrive assembly diagram
Dowel Pin
Part #715-0221Replaced by #915-0221
Manufacturer substitutionThis part replaces 715-0221. Substitute parts can look different from the original.This item is not returnableIn Stock$6.60QtyV- Belt
Part #754-0465Replaced by #954-04032B
Manufacturer substitutionThis part replaces 754-0465. Substitute parts can look different from the original.In Stock$35.4414% OFF Phone Price : $41.44Qty
Most common symptoms to help you fix your walk-behind mowers
Choose a symptom to see related walk-behind mower repairs.
Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…
Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…
Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…
Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…
Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…
Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…
Repair guides for gas walk-behind mowers
These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.
How to replace a lawn mower front deck tray
Learn how to replace the front deck tray on your lawn mower if it's cracked or damaged.…
Repair time and Difficulty
60 minutes or less
How to replace a lawn mower transmission
Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…
Repair time and Difficulty
60 minutes or less
How to replace a lawn mower flywheel key on a flathead engine
When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…
Repair time and Difficulty
45 minutes or less
Effective articles & videos to help repair your walk-behind mowers
Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.
Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…
See a comparison of cordless lawn mowers and gas mowers so you can decide which is best for you.…
Learn about a new feature added to the Search Bar on Sears PartsDirect…
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