Gas Walk-Behind Mower

Model # 917378900 Official Craftsman gas walk-behind lawn mower

Here are the diagrams and repair parts for Official Craftsman 917378900 gas walk-behind lawn mower, as well as links to manuals and error code tables, if available.

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917378900 Walk-Behind Mowers
Pipe Fitting 132010
#31

Wheels/tires/bag diagram

Pipe fitting

Part #132010

Replaced by #532409149

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Manufacturer substitution
This part replaces 132010. Substitute parts can look different from the original.
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$6.11
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Lock Nut 83923
#26

Engine/handle/housing diagram

Lock nut

Part #83923

Replaced by #532409149

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Manufacturer substitution
This part replaces 83923. Substitute parts can look different from the original.
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$6.11
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Hex Flange Lock Nut 145212
#9

Wheels/tires/bag diagram

Hex flange lock nut

Part #145212

Replaced by #532409149

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Manufacturer substitution
This part replaces 145212. Substitute parts can look different from the original.
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Belt, 21-in 175064
#47

Engine/handle/housing diagram

Belt, 21-in

Part #175064

Replaced by #532406712

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Manufacturer substitution
This part replaces 175064. Substitute parts can look different from the original.
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$24.70
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Selector Knob 180912
Selector knob

Part #180912

Replaced by #532701037

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This part replaces 180912. Substitute parts can look different from the original.
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Nut 132004
#18

Engine/handle/housing diagram

Nut

Part #132004

Replaced by #582478602

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Manufacturer substitution
This part replaces 132004. Substitute parts can look different from the original.
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$2.87
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Husqvarna Lawn Mower Drive Wheel, 8 X 2-in 180775
#11

Wheels/tires/bag diagram

Husqvarna lawn mower drive wheel, 8 x 2-in

Part #180775

Replaced by #532180775

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Manufacturer substitution
This part replaces 180775. Substitute parts can look different from the original.
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$43.60
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Lawn & Garden Equipment Screw 851084
#50

Engine/handle/housing diagram

Lawn & garden equipment screw

Part #851084

Replaced by #532851084

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Manufacturer substitution
This part replaces 851084. Substitute parts can look different from the original.
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Condrol.driv 179681
#1

Wheels/tires/bag diagram

Condrol.driv

Part #179681

Replaced by #583134601

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Manufacturer substitution
This part replaces 179681. Substitute parts can look different from the original.
$25.98
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Lawn Mower E-ring (replaces 12000057) 12000058
#12

Wheels/tires/bag diagram

Lawn mower e-ring (replaces 12000057)

Part #12000058

Replaced by #812000058

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Manufacturer substitution
This part replaces 12000058. Substitute parts can look different from the original.
This item is not returnable
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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.…