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MTD 12AE764Y099 wide cut mower Parts

Here are the diagrams and repair parts for MTD 12AE764Y099 wide cut mower, as well as links to manuals and error code tables, if available.

MTD 12AE764Y099 wide cut mower
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Browse Parts for 12AE764Y099 Walk-Behind Mowers

  • Spur Gear for MTD 12AE764Y099 - Part 778337

    Transaxle diagram

    Spur Gear

    Part #TC-778337

    Replaced by #778337

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    Manufacturer substitution
    This part replaces TC-778337. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $9.03
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  • Mtd Tiller Screw for MTD 12AE764Y099 - Part 710-0513A

    Engine/pulleys diagram

    Hex Head Cap

    Part #710-0513

    Replaced by #710-0513A

    Info Icon
    Manufacturer substitution
    This part replaces 710-0513. Substitute parts can look different from the original.
    This item is not returnable
  • Spacer for MTD 12AE764Y099 - Part 786071

    Transaxle diagram

    Spacer

    Part #TC-786071

    Replaced by #786071

    Info Icon
    Manufacturer substitution
    This part replaces TC-786071. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.60
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  • Spacer for MTD 12AE764Y099 - Part 786219

    Transaxle diagram

    Spacer Ud

    Part #TC-786102

    Replaced by #786219

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    Manufacturer substitution
    This part replaces TC-786102. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $9.80
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  • Mtd Lawn & Garden Equipment Cotter Pin for MTD 12AE764Y099 - Part 714-0145

    Lawn & Garden Equipment Cotter Pin

    Part #914-0145

    Replaced by #714-0145

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    Manufacturer substitution
    This part replaces 914-0145. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.40
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  • Craftsman Retaining Ring for MTD 12AE764Y099 - Part 792170

    Transaxle diagram

    Ring

    Part #TC-792170

    Replaced by #792170

    Info Icon
    Manufacturer substitution
    This part replaces TC-792170. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.60
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  • Lawn Tractor Transaxle Spur Gear, 27-tooth for MTD 12AE764Y099 - Part 778338

    Spur Gear

    Part #TC-778338

    Replaced by #778338

    Info Icon
    Manufacturer substitution
    This part replaces TC-778338. Substitute parts can look different from the original.
    In Stock
    $21.94
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  • Lawn Tractor Transaxle Bevel Gear for MTD 12AE764Y099 - Part 778333

    Transaxle diagram

    Bevel (30t) And Spur Gear

    Part #TC-778333

    Replaced by #778333

    Info Icon
    Manufacturer substitution
    This part replaces TC-778333. Substitute parts can look different from the original.
    In Stock
    $36.36
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  • Spur Gear for MTD 12AE764Y099 - Part 778364

    Transaxle diagram

    Spur Gear

    Part #TC-778364

    Replaced by #778364

    Info Icon
    Manufacturer substitution
    This part replaces TC-778364. Substitute parts can look different from the original.
    In Stock
    $27.89
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  • Yard-man Lawn Tractor Shoulder Screw for MTD 12AE764Y099 - Part 738-0140

    Fuel tank/handles diagram

    Lawn Tractor Shoulder Screw

    Part #938-0140

    Replaced by #738-0140

    Info Icon
    Manufacturer substitution
    This part replaces 938-0140. Substitute parts can look different from the original.
    In Stock
    $32.65
    Minus Item
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    Plus Item

Most common symptoms to help you fix your walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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…

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

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

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

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.

The best time of day to mow grass (and when you should absolutely not)

The best time of day to mow grass (and when you should absolutely not)

Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…

Is it time to switch to an electric lawn mower?

Is it time to switch to an electric lawn mower?

See a comparison of cordless lawn mowers and gas mowers so you can decide which is best for you.…

Tapping into a new feature in the Search Bar on Sears PartsDirect

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