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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 & Garden Equipment Hex Nut for Troybilt S979 - Part 912-0138

    Handle/deck/wheels diagram

    Hex Nut

    Part #712-0138

    Replaced by #912-0138

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    Manufacturer substitution
    This part replaces 712-0138. Substitute parts can look different from the original.
    In Stock
    $11.86
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  • Lawn Mower Drive Control Cable for Troybilt S979 - Part 946-1141

    Handle/deck/wheels diagram

    Control Cable

    Part #746-1141

    Replaced by #946-1141

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    Manufacturer substitution
    This part replaces 746-1141. Substitute parts can look different from the original.
    In Stock
    $75.64
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  • Lawn Mower Grass Bag Frame for Troybilt S979 - Part 747-0937-0637

    Rear axle/bag/housing/shaft diagram

    Upper Frame

    Part #747-0937

    Replaced by #747-0937-0637

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    Manufacturer substitution
    This part replaces 747-0937. Substitute parts can look different from the original.
    $87.12
    6% OFF Phone Price : $93.12Info Icon
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  • Lawn Mower Wheel for Troybilt S979 - Part 734-2044B

    Handle/deck/wheels diagram

    Wheel

    Part #734-2044

    Replaced by #734-2044B

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    Manufacturer substitution
    This part replaces 734-2044. Substitute parts can look different from the original.
    In Stock
    $70.15
    8% OFF Phone Price : $76.15Info Icon
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  • Lawn Mower Speed Control Lever Spring for Troybilt S979 - Part 732-0627A

    Handle/deck/wheels diagram

    Shift Lever

    Part #732-0627

    Replaced by #732-0627A

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    Manufacturer substitution
    This part replaces 732-0627. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $14.26
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  • Lawn Mower Drive Pulley for Troybilt S979 - Part 956-0613A

    Handle/deck/wheels diagram

    Half Pulley

    Part #656-0613

    Replaced by #956-0613A

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    Manufacturer substitution
    This part replaces 656-0613. Substitute parts can look different from the original.
    In Stock
    $103.26
    10% OFF Phone Price : $115.26Info Icon
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  • Pinion Shaft for Troybilt S979 - Part 917-1487

    Rear axle/bag/housing/shaft diagram

    Pinion Shaft

    Part #717-1487

    Replaced by #917-1487

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    Manufacturer substitution
    This part replaces 717-1487. Substitute parts can look different from the original.
    In Stock
    $132.82
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  • Lawn Mower Flange Bearing for Troybilt S979 - Part 741-0324A

    Hex Flange Bearing

    Part #741-0324

    Replaced by #741-0324A

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    Manufacturer substitution
    This part replaces 741-0324. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $11.86
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  • Craftsman Lawn & Garden Equipment Carriage Bolt, 1/4-20 X 1/2-in for Troybilt S979 - Part 710-05177

    Handle/deck/wheels diagram

    Lawn & Garden Equipment Carriage Bolt

    Part #710-0167

    Replaced by #710-05177

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    Manufacturer substitution
    This part replaces 710-0167. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.91
    Minus Item
    Qty
    Plus Item
  • Lawn Mower Shoulder Nut for Troybilt S979 - Part 938-0529

    Rear axle/bag/housing/shaft diagram

    Nut

    Part #738-0529

    Replaced by #938-0529

    Info Icon
    Manufacturer substitution
    This part replaces 738-0529. Substitute parts can look different from the original.
    In Stock
    $20.66
    Minus Item
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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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