Craftsman
Gas Walk-Behind Mower

Model #917377890 Official Craftsman rotary lawn mower

Here are the diagrams and repair parts for Craftsman 917377890 rotary lawn mower, as well as links to manuals and error code tables, if available.

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Owner’s manual
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Parts List

Showing 10 of 282 parts

Lawn Mower Wheel Dust Cover (replaces 189403, 532189403, 5321894-03)#29

Wheels/tires/gearcase Diagram

Lawn mower wheel dust cover

Part #189403
Replaced by #581840401
?
Manufacturer substitution
This part replaces 189403. Substitute parts can look different from the original.
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Lawn Mower Bolt (replaces 191574)#7

Engine/housing/handle/bag Diagram

Handle bolt

Part #191574
Replaced by #532191574
?
Manufacturer substitution
This part replaces 191574. Substitute parts can look different from the original.
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Lawn Mower Tire Assembly (replaces 150342, 155170, 155171, 157341, 157891, 162062, 162399, 180699, 180765, 180770, 180771, 180772, 180774, 532155171, 532157891, 701850, 800334)#32

Wheels/tires/gearcase Diagram

Wheel.9x2.pr

Part #180774
Replaced by #193139
?
Manufacturer substitution
This part replaces 180774. Substitute parts can look different from the original.
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$34.76 | 
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MSRP: $42.00
Lawn Mower Drive Pinion Torsion Spring (replaces 188291)#46

Wheels/tires/gearcase Diagram

Spring

Part #188291
Replaced by #532188291
?
Manufacturer substitution
This part replaces 188291. Substitute parts can look different from the original.
BEST SELLER
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In Stock
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Lawn Mower Drive Control Bar (replaces 188281)#4

Wheels/tires/gearcase Diagram

Short lever

Part #188281
Replaced by #583170901
?
Manufacturer substitution
This part replaces 188281. Substitute parts can look different from the original.
BEST SELLER
In Stock
$18.89 | 
10% OFF 
Phone Price: $20.89
Lawn Mower Washer (replaces 67725)#47

Wheels/tires/gearcase Diagram

Washer

Part #67725
Replaced by #532067725
?
Manufacturer substitution
This part replaces 67725. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$4.20 | 
19% OFF 
Phone Price: $5.20
Lawn Mower Mulching Plug (replaces 183058X428, 189713X421)#45

Engine/housing/handle/bag Diagram

Mulch assembly

Part #183058X428
Replaced by #583702501
?
Manufacturer substitution
This part replaces 183058X428. Substitute parts can look different from the original.
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$28.29 | 
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Lawn Mower Blade Brake and Clutch Assembly (replaces 183707, 5321837-07, 583718001)#67

Engine/housing/handle/bag Diagram

Clutch control

Part #184780
Replaced by #194129X418
?
Manufacturer substitution
This part replaces 184780. Substitute parts can look different from the original.
BEST SELLER
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$43.29 | 
23% OFF 
MSRP: $56.00
Lawn Mower Screw (replaces 88652)#28

Engine/housing/handle/bag Diagram

Lawn & garden equipment hinge screw

Part #88652
Replaced by #532088652
?
Manufacturer substitution
This part replaces 88652. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$4.19 | 
19% OFF 
Phone Price: $5.19
Lawn Mower Transmission Spring (replaces 182226)#48

Engine/housing/handle/bag Diagram

Return spring

Part #182226
Replaced by #532182226
?
Manufacturer substitution
This part replaces 182226. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$3.99 | 
20% OFF 
Phone Price: $4.99

Symptoms for gas walk-behind mowers

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

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade
Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up
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: 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, bad ignition coil

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

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 cracked.

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

Check your lawn mower blade regularly and replaced it if it's bent or damaged.

Repair difficulty
Time required
 15 minutes or less
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 replace this tiny but essential part.

Repair difficulty
Time required
 45 minutes or less

Articles and videos common to all walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

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