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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

  • Pivot Arm for Troybilt S979 - Part 682-0531-0637

    Rear axle/bag/housing/shaft diagram

    Pivot Arm

    Part #682-0531

    Replaced by #682-0531-0637

    Info Icon
    Manufacturer substitution
    This part replaces 682-0531. Substitute parts can look different from the original.
    In Stock
    $68.60
    Minus Item
    Qty
    Plus Item
  • Lawn Mower Discharge Chute Assembly, Side for Troybilt S979 - Part 931-0066

    Handle/deck/wheels diagram

    Chute:asm T0

    Part #631-0066

    Replaced by #931-0066

    Info Icon
    Manufacturer substitution
    This part replaces 631-0066. Substitute parts can look different from the original.
    In Stock
    $148.63
    7% OFF Phone Price : $160.63Info Icon
    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
    Qty
    Plus Item
  • 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

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

    Handle/deck/wheels diagram

    Wheel

    Part #734-2044

    Replaced by #734-2044B

    Info Icon
    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
    Minus Item
    Qty
    Plus Item
  • Craftsman Button for Troybilt S979 - Part 720-0428

    Handle/deck/wheels diagram

    Craftsman Button

    Part #720-0428

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

  • Mounting Cable for Troybilt S979 - Part 731-0906

    Handle/deck/wheels diagram

    Mounting Cable

    Part #731-0906

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

  • Grass Bag Support Rod for Troybilt S979 - Part 747-0940A

    Rear axle/bag/housing/shaft diagram

    Grass Bag Support Rod

    Part #747-0940A

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

  • Pivot Bracket for Troybilt S979 - Part 782-7595

    Rear axle/bag/housing/shaft diagram

    Pivot Bracket

    Part #782-7595

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

  • Brkt Cable 0 for Troybilt S979 - Part 782-7601A

    Rear axle/bag/housing/shaft diagram

    Brkt Cable 0

    Part #782-7601A

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

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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