Gas Walk-Behind Mower

Model # 917251010 Official Craftsman 36" rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917251010 36" rotary lawn mower, as well as links to manuals and error code tables, if available.

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917251010 Walk-Behind Mowers
Ret Spring 4939M
#31

Replacement parts diagram

Ret spring

Part #4939M

Replaced by #532003146

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Manufacturer substitution
This part replaces 4939M. Substitute parts can look different from the original.
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Plungr Cvr 3252R
#4

Replacement parts diagram

Plungr cvr

Part #3252R

Replaced by #532071673

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Manufacturer substitution
This part replaces 3252R. Substitute parts can look different from the original.
In Stock
V-belt 3541R
#35

Replacement parts diagram

V-belt

Part #3541R

Replaced by #583774401

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Manufacturer substitution
This part replaces 3541R. Substitute parts can look different from the original.

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In Stock
Cotter Pin 2503P
#37

Replacement parts diagram

Cotter pin

Part #2503P

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

Rear Baffle 3215R
#65

Replacement parts diagram

Rear baffle

Part #3215R

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

Control Arm 3196R
#79

Replacement parts diagram

Control arm

Part #3196R

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

Frt Hanger 3225R
#44

Replacement parts diagram

Frt hanger

Part #3225R

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

Handle Grip 3251R
#5

Replacement parts diagram

Handle grip

Part #3251R

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

Bolt Hex Fin 3009P
Bolt hex fin

Part #3009P

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

Nut Retainer 3254R
#38

Replacement parts diagram

Nut retainer

Part #3254R

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

Symptoms for gas 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: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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

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

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 rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

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

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

Repair difficulty
Time required
 15 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.

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.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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.…