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Troybilt S979 lawn mower

Troybilt S979 lawn mower Parts

Here are the diagrams and repair parts for Troybilt S979 lawn mower, as well as links to manuals and error code tables, if available.

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Browse Parts for S979 Walk-Behind Mowers

  • Lawn Mower Axle Assembly for Troybilt S979 - Part 682-7526-0637

    Rear axle/bag/housing/shaft diagram

    Chain Axle

    Part #682-7526

    Replaced by #682-7526-0637

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    Manufacturer substitution
    This part replaces 682-7526. Substitute parts can look different from the original.
    In Stock
    $161.95
    7% OFF Phone Price : $173.95Info Icon
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  • Mtd Riding Lawn Mower Thrust Washer for Troybilt S979 - Part 936-0616

    Rear axle/bag/housing/shaft diagram

    Thrust Washer

    Part #736-0616

    Replaced by #936-0616

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    Manufacturer substitution
    This part replaces 736-0616. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.43
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  • Spacer Shield for Troybilt S979 - Part 950-1056

    Rear axle/bag/housing/shaft diagram

    Spacer Shield

    Part #750-1056

    Replaced by #950-1056

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    Manufacturer substitution
    This part replaces 750-1056. Substitute parts can look different from the original.
    In Stock
    $13.03
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  • Mtd Lawn Mower Zone Control Cable for Troybilt S979 - Part 946-0711B

    Handle/deck/wheels diagram

    Drive Cable

    Part #746-0711A

    Replaced by #946-0711B

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    Manufacturer substitution
    This part replaces 746-0711A. Substitute parts can look different from the original.
    In Stock
    $25.01
    36% OFF Was : $38.90Info Icon
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  • Bowed Washer for Troybilt S979 - Part 936-0286

    Handle/deck/wheels diagram

    Flat Washer

    Part #736-0286

    Replaced by #936-0286

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    Manufacturer substitution
    This part replaces 736-0286. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $34.32
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  • Lawn Mower Axle Assembly, Right Rear for Troybilt S979 - Part 938-0012A

    Rear axle/bag/housing/shaft diagram

    Axle Assembly

    Part #638-0012

    Replaced by #938-0012A

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    Manufacturer substitution
    This part replaces 638-0012. Substitute parts can look different from the original.
    In Stock
    $90.05
    6% OFF Phone Price : $96.05Info Icon
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  • Lawn Mower Drive Control Lever for Troybilt S979 - Part 731-0620A

    Handle/deck/wheels diagram

    Lever

    Part #731-0620

    Replaced by #731-0620A

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    Manufacturer substitution
    This part replaces 731-0620. Substitute parts can look different from the original.
    In Stock
    $28.46
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  • Lawn Mower Wheel Hub Cap for Troybilt S979 - Part 731-0981C

    Handle/deck/wheels diagram

    Lawn Mower Hub Cap

    Part #731-0981A

    Replaced by #731-0981C

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    Manufacturer substitution
    This part replaces 731-0981A. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $19.17
    9% OFF Phone Price : $21.17Info Icon
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  • Seal-oil .50 for Troybilt S979 - Part 921-0329

    Rear axle/bag/housing/shaft diagram

    Oil Seal

    Part #721-0329

    Replaced by #921-0329

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    Manufacturer substitution
    This part replaces 721-0329. Substitute parts can look different from the original.
    In Stock
    $18.71
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  • Lawn Mower Clevis Pin for Troybilt S979 - Part 911-0835

    Rear axle/bag/housing/shaft diagram

    Clvis Pin

    Part #711-0835

    Replaced by #911-0835

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    Manufacturer substitution
    This part replaces 711-0835. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $23.07
    21% OFF Phone Price : $29.07Info Icon
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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

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…

Top 10 electric lawn and garden tools

Top 10 electric lawn and garden tools

Learn about the top 10 must-have electric lawn & garden tools for 2023…

Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…

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