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Troybilt 998Q gas lawn mower Parts

Here are the diagrams and repair parts for Troybilt 998Q gas lawn mower, as well as links to manuals and error code tables, if available.

Troybilt 998Q gas lawn mower
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Browse Parts for 998Q Walk-Behind Mowers

  • Craftsman Lawn & Garden Equipment Carriage Bolt, 1/4-20 X 1/2-in for Troybilt 998Q - Part 710-05177

    Handle/deck/wheels/blade 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
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  • Lawn Mower Axle Assembly, Right Rear for Troybilt 998Q - Part 938-0012A

    Transmission/bag diagram

    Axle Assembly

    Part #638-0012

    Replaced by #938-0012A

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    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 Sleeve Spacer for Troybilt 998Q - Part 950-1070

    Handle/deck/wheels/blade diagram

    Sleeve Spacer

    Part #750-1070

    Replaced by #950-1070

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    This part replaces 750-1070. Substitute parts can look different from the original.
    In Stock
    $33.08
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  • Lawn Tractor Compression Spring for Troybilt 998Q - Part 932-0306A

    Handle/deck/wheels/blade diagram

    Compression Spring

    Part #732-0306

    Replaced by #932-0306A

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    This part replaces 732-0306. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $12.89
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  • Lawn Mower Grass Bag Frame for Troybilt 998Q - Part 747-0937-0637

    Transmission/bag diagram

    Upper Frame

    Part #747-0937

    Replaced by #747-0937-0637

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    This part replaces 747-0937. Substitute parts can look different from the original.
    In Stock
    $87.12
    6% OFF Phone Price : $93.12Info Icon
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  • Lawn Mower Wheel for Troybilt 998Q - Part 734-2044B

    Handle/deck/wheels/blade diagram

    Wheel

    Part #734-2044

    Replaced by #734-2044B

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    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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  • Pinion Shaft for Troybilt 998Q - Part 917-1487

    Transmission/bag diagram

    Pinion Shaft

    Part #717-1487

    Replaced by #917-1487

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    This part replaces 717-1487. Substitute parts can look different from the original.
    In Stock
    $132.82
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  • Lawn Mower Mulching Door for Troybilt 998Q - Part 931-1833A

    Handle/deck/wheels/blade diagram

    Mulch Cover

    Part #731-1833

    Replaced by #931-1833A

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    Manufacturer substitution
    This part replaces 731-1833. Substitute parts can look different from the original.
    In Stock
    $63.50
    9% OFF Phone Price : $69.50Info Icon
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  • Mtd Lawn Tractor Ball Bearing for Troybilt 998Q - Part 941-0600

    Transmission/bag diagram

    Ball Bearing

    Part #741-0600

    Replaced by #941-0600

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    Manufacturer substitution
    This part replaces 741-0600. Substitute parts can look different from the original.
    In Stock
    $35.52
    14% OFF Phone Price : $41.52Info Icon
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  • Lawn Mower Wheel Hub Cap for Troybilt 998Q - Part 731-0981C

    Handle/deck/wheels/blade 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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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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