Craftsman
Gas Walk-Behind Mower

Model #91760639 Craftsman sickle bar lawn mower

Here are the diagrams and repair parts for Craftsman 91760639 sickle bar lawn mower, as well as links to manuals and error code tables, if available.

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    Showing 10 of 140 parts

    Lawn Tractor Mandrel Bearing#15

    Cutter bar Diagram

    Bearing

    Part #697H
    Replaced by #110485X
    ?
    Manufacturer substitution
    This part replaces 697H. Substitute parts can look different from the original.
    BEST SELLER
    In Stock
    $9.29 | 
    37% OFF 
    MSRP: $14.75
    Lawn Tractor Lock Nut#48

    Cutter bar Diagram

    Nut

    Part #5394H
    Replaced by #73930600
    ?
    Manufacturer substitution
    This part replaces 5394H. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    Back Order
    $2.59 | 
    16% OFF 
    MSRP: $3.07
    Lawn Tractor Washer#47

    Cutter bar Diagram

    Lock washer

    Part #10040600
    Replaced by #596238701
    ?
    Manufacturer substitution
    This part replaces 10040600. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $2.16
    Lawn & Garden Equipment Needle Bearing#6

    Cutter bar Diagram

    Needle brg

    Part #4895H
    Replaced by #532004895
    ?
    Manufacturer substitution
    This part replaces 4895H. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    In Stock
    $12.79
    Cap Screw#54K

    Main frame Diagram

    Cap screw

    Part #04760512

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

    Lawn & Garden Equipment Lock Washer#50

    Main frame Diagram

    Lock washer

    Part #10030500
    Replaced by #596238801
    ?
    Manufacturer substitution
    This part replaces 10030500. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $2.16
    Lawn Tractor Grease Fitting#16

    Main frame Diagram

    Lawn tractor grease fitting

    Part #6855M
    This item is not returnable
    Back Order
    $2.92
    Tiller Clevis Pin#54B

    Main frame Diagram

    Rivet

    Part #5297H
    Replaced by #4929H
    ?
    Manufacturer substitution
    This part replaces 5297H. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $6.69 | 
    8% OFF 
    MSRP: $7.30
    Stop Nut#12

    Main frame Diagram

    Stop nut

    Part #5304H

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

    Bolt#57A

    Cutter bar Diagram

    Bolt

    Part #17920624

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

    March 1, 2016
    By Lyle Weischwill
    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 ignition coil on an OHV engine

    Replace the ignition coil if it isn't sending electric current to the spark plug when you pull the recoil starter rope.

    Repair difficulty
    Time required
     30 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.

    October 1, 2019

    Types of walk-behind mower blades video

    By Sears PartsDirect staff

    Learn about the different kinds of mower blades and how to maintain them.