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Gas Walk-Behind Mower

Model # 917370780 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917370780 lawn mower, as well as links to manuals and error code tables, if available.

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Browse Parts for917370780 Walk-Behind Mowers

  • Lawn & Garden Equipment Nut 409148
    #29

    Drive control/gear case/wheels diagram

    Lawn & garden equipment nut

    Part #409148

    Replaced by #532409149

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    Manufacturer substitution
    This part replaces 409148. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $2.49
    29% OFF Phone Price : $3.49
    In Stock
  • Lawn Mower Hex Flange Nut 409149
    #25

    Engine/housing/handle diagram

    Lawn mower hex flange nut

    Part #409149

    Replaced by #532409149

    ?
    Manufacturer substitution
    This part replaces 409149. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $2.49
    29% OFF Phone Price : $3.49
    In Stock
  • Lawn Mower Drive Wheel 194231X427
    #11

    Drive control/gear case/wheels diagram

    Lawn mower drive wheel

    Part #194231X427

    Replaced by #532403111

    ?
    Manufacturer substitution
    This part replaces 194231X427. Substitute parts can look different from the original.
    BEST SELLER
    $21.64
    22% OFF Phone Price : $27.64
    In Stock
  • Husqvarna Lawn Mower 22-inch Deck 3-in-1 Blade 421825
    #47

    Engine/housing/handle diagram

    Husqvarna lawn mower 22-inch deck 3-in-1 blade

    Part #421825

    Replaced by #532421825

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    Manufacturer substitution
    This part replaces 421825. Substitute parts can look different from the original.
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    Get free shipping with Automatic Reorder

    $26.64
    18% OFF Phone Price : $32.64
    In Stock
  • Blade Adapter 421782
    #46

    Engine/housing/handle diagram

    Blade adapter

    Part #421782

    Replaced by #581473301

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    Manufacturer substitution
    This part replaces 421782. Substitute parts can look different from the original.
    BEST SELLER
    $20.04
    23% OFF Phone Price : $26.04
    In Stock
  • Hndl.knob.bl 189713X428
    #6

    Engine/housing/handle diagram

    Hndl.knob.bl

    Part #189713X428

    Replaced by #532185577

    ?
    Manufacturer substitution
    This part replaces 189713X428. Substitute parts can look different from the original.
    BEST SELLER
    $11.53
    15% OFF Phone Price : $13.53
    In Stock
  • Lawn Mower Grass Bag Frame 419951
    #57

    Drive control/gear case/wheels diagram

    Lawn mower grass bag frame

    Part #419951

    Replaced by #585054702

    ?
    Manufacturer substitution
    This part replaces 419951. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $33.42
    15% OFF Phone Price : $39.42
    In Stock
  • Lawn Mower Discharge Chute Door 421084
    #9

    Engine/housing/handle diagram

    Lawn mower discharge chute door

    Part #421084

    Replaced by #532421084

    ?
    Manufacturer substitution
    This part replaces 421084. Substitute parts can look different from the original.
    BEST SELLER
    $35.32
    15% OFF Phone Price : $41.32
    In Stock
  • Lawn Mower Clipping Deflector 419942X428
    #38

    Engine/housing/handle diagram

    Lawn mower clipping deflector

    Part #419942X428

    Replaced by #532426129

    ?
    Manufacturer substitution
    This part replaces 419942X428. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $17.31
    10% OFF Phone Price : $19.31
    In Stock
  • Lawn Mower Battery Charger 428626
    #80

    Engine/housing/handle diagram

    Lawn mower battery charger

    Part #428626

    Replaced by #597186301

    ?
    Manufacturer substitution
    This part replaces 428626. Substitute parts can look different from the original.
    BEST SELLER
    $38.46
    13% OFF Phone Price : $44.46
    In Stock

Symptoms for gas walk-behind mowers

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

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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

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

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 spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower drive cable

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

Repair difficulty
Time required
 30 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…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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