Lawn-Boy
Gas Walk-Behind Mower

Model #10301-4900001-4999999 Lawn-Boy walk-behind lawn mower

Here are the diagrams and repair parts for Lawn-Boy 10301-4900001-4999999 walk-behind lawn mower, as well as links to manuals and error code tables, if available.


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    Showing 10 of 213 parts

    Lawn Mower Handle

    #11

    Handle assembly Diagram

    Lawn mower handle

    Part #614643-05
    ?
    Manufacturer substitution
    This part replaces 614643. Substitute parts can look different from the original.
    This part replaces 614643
    $55.79

    In Stock

    Output Shaft

    #7

    Gear case assembly Diagram

    Output shaft

    Part #104-7670
    ?
    Manufacturer substitution
    This part replaces 614666. Substitute parts can look different from the original.
    This part replaces 614666
    $58.97

    In Stock

    Gear Cover

    #2

    Gear case assembly Diagram

    Gear cover

    Part #614668-03
    ?
    Manufacturer substitution
    This part replaces 614668. Substitute parts can look different from the original.
    This part replaces 614668
    This item is not returnable
    $3.75

    In Stock

    Drive Cover

    #9

    Deck&wheel assy (self propelled) Diagram

    Drive cover

    Part #92-8649
    ?
    Manufacturer substitution
    This part replaces 614671. Substitute parts can look different from the original.
    This part replaces 614671
    $15.71

    In Stock

    Ring-friction

    #11

    Rear axle assembly Diagram

    Ring-friction

    Part #65-4710
    ?
    Manufacturer substitution
    This part replaces 65-4710. Substitute parts can look different from the original.
    This part replaces 65-4710
    This item is not returnable
    $2.42

    In Stock

    Washer-arm, Pivot

    #8

    Rear axle assembly Diagram

    Washer-arm, pivot

    Part #65-4730
    ?
    Manufacturer substitution
    This part replaces 65-4730. Substitute parts can look different from the original.
    This part replaces 65-4730
    This item is not returnable
    $2.30

    In Stock

    Brake Assembly

    #8

    2 cycle engine assembly Diagram

    Brake assembly

    Part #66-5380
    ?
    Manufacturer substitution
    This part replaces 66-5380. Substitute parts can look different from the original.
    This part replaces 66-5380
    $33.64

    In Stock

    Lawn & Garden Equipment Engine Carburetor Primer Bulb

    #22

    Fuel tank& blade assembly Diagram

    Lawn & garden equipment engine carburetor primer bulb

    Part #66-7460
    ?
    Manufacturer substitution
    This part replaces 66-7460. Substitute parts can look different from the original.
    This part replaces 66-7460
    This item is not returnable
    $3.66

    In Stock

    Knob-lever, Height Adjustment

    #24

    Rear axle assembly Diagram

    Knob-lever, height adjustment

    Part #92-1008
    ?
    Manufacturer substitution
    This part replaces 92-1008. Substitute parts can look different from the original.
    This part replaces 92-1008
    This item is not returnable
    $6.59

    In Stock

    Lawn Mower Shoulder Bolt

    #17

    Rear axle assembly Diagram

    Lawn mower shoulder bolt

    Part #92-1057
    ?
    Manufacturer substitution
    This part replaces 92-1057. Substitute parts can look different from the original.
    This part replaces 92-1057
    This item is not returnable
    $2.79

    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: uneven wheel height settings, damaged wheel, dull or damaged cutting blade
    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: engine needs tune up, dirty or clogged carburetor, damaged flywheel key
    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 flywheel key on an OHV engine

    The flywheel key couples the flywheel to the engine crankshaft. Replace the flywheel key if it's broken.

    Repair difficulty
    Time required
     60 minutes or less
    April 1, 2013
    By Lyle Weischwill
    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
    April 1, 2013
    By Lyle Weischwill
    How to replace a lawn mower safety switch

    The safety switch stops the engine when you release the lever on the handle. This repair guide explains how to replace it if it's not working correctly.

    Repair difficulty
    Time required
     30 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.