Murray
Front-Engine Lawn Tractor

Model #46378X6B Murray lawn tractor

Here are the diagrams and repair parts for Murray 46378X6B lawn tractor, as well as links to manuals and error code tables, if available.

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    Showing 10 of 284 parts

    Lawn Mower Hinge Bracket

    #48

    Mower housing Diagram

    Lawn mower hinge bracket

    Part #092104E701MA
    ?
    Manufacturer substitution
    This part replaces 92104E701. Substitute parts can look different from the original.
    This part replaces 92104E701
    $7.88

    In Stock

    Ring E 1.00d

    #44

    Motion drive Diagram

    Ring e 1.00d

    Part #011X23MA
    ?
    Manufacturer substitution
    This part replaces 11X23. Substitute parts can look different from the original.
    This part replaces 11X23
    This item is not returnable
    $2.76 | 
    21% OFF MSRP:$3.50

    In Stock

    Lawn Tractor Deck Roller Spacer Bearing

    #10

    Mower housing Diagram

    Lawn tractor deck roller spacer bearing

    Part #091925MA
    ?
    Manufacturer substitution
    This part replaces 91925. Substitute parts can look different from the original.
    This part replaces 91925
    $9.99

    In Stock

    Brake Rod

    #3

    Mower housing Diagram

    Brake rod

    Part #092129ZMA
    ?
    Manufacturer substitution
    This part replaces 92129Z. Substitute parts can look different from the original.
    This part replaces 92129Z
    $59.78

    In Stock

    Lawn & Garden Equipment Screw

    #4

    Hood and engine mount Diagram

    Lawn & garden equipment screw

    Part #26X201MA
    ?
    Manufacturer substitution
    This part replaces 26X201. Substitute parts can look different from the original.
    This part replaces 26X201
    This item is not returnable
    $2.66 | 
    40% OFF MSRP:$4.40

    In Stock

    Bearing

    #18

    Steering Diagram

    Bearing

    Part #093058MA
    ?
    Manufacturer substitution
    This part replaces 93058. Substitute parts can look different from the original.
    This part replaces 93058
    This item is not returnable
    $5.88

    In Stock

    Ring E .875d

    #16

    Steering Diagram

    Ring e .875d

    Part #011X22MA
    ?
    Manufacturer substitution
    This part replaces 11X22. Substitute parts can look different from the original.
    This part replaces 11X22
    This item is not returnable
    $2.76 | 
    21% OFF MSRP:$3.50

    In Stock

    Lawn Tractor Brake Pedal Pad

    #30

    Motion drive Diagram

    Lawn tractor brake pedal pad

    Part #1727261SM
    ?
    Manufacturer substitution
    This part replaces 21544. Substitute parts can look different from the original.
    This part replaces 21544
    $7.59 | 
    17% OFF MSRP:$9.20

    In Stock

    Lawn Tractor Starter Solenoid

    #9

    Electrical system Diagram

    Lawn tractor starter solenoid

    Part #7701100MA
    ?
    Manufacturer substitution
    This part replaces 24285. Substitute parts can look different from the original.
    This part replaces 24285
    $28.99

    In Stock

    Lawn & Garden Equipment Split-Lock Washer

    #7

    Mower housing Diagram

    Lawn & garden equipment split-lock washer

    Part #018X33MA
    ?
    Manufacturer substitution
    This part replaces 18X33. Substitute parts can look different from the original.
    This part replaces 18X33
    This item is not returnable
    $3.09 | 
    12% OFF MSRP:$3.50

    In Stock

    Symptoms common to all riding mowers & tractors

    Choose a symptom to see related riding mower and lawn tractor repairs.

    Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, dirty carburetor
    Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components
    Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim
    Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, broken fuel line
    Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly
    Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tune up
    Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged mandrel pulleys
    Main causes: shift lever needs adjustment, neutral control needs adjustment
    Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a tune up

    Repair guides common to all riding mowers & tractors

    These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.

    How to replace the starter motor on a riding lawn mower

    If you hear the solenoid click but don’t hear the starter motor spin when you turn the key, follow these steps to replace it.

    Repair difficulty
    Time required
     30 minutes or less
    January 1, 2015
    By Lyle Weischwill
    How to replace a riding lawn mower rear tire

    Your mower can’t run on a damaged rear tire. Here’s how to install a new one.

    Repair difficulty
    Time required
     60 minutes or less
    January 1, 2015
    By Lyle Weischwill
    How to replace a riding lawn mower blade

    If a blade on your mower is dull or bent, replace it following the steps in this repair guide.

    Repair difficulty
    Time required
     30 minutes or less

    Articles and videos common to all riding mowers & tractors

    Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.

    May 1, 2017

    Riding lawn mower engine spins but won't start video

    By Sears PartsDirect staff

    Troubleshoot fuel, spark and compression issues.

    June 1, 2016

    How to mow a lawn for healthier grass

    By Erin Hynes

    How often and tall you mow your lawn has a big impact on its health. Check out these 3 rules.

    March 1, 2015

    Easy DIY riding lawn mower repairs

    By Sears PartsDirect staff

    Read about a few of the easy-to-do repairs that you can do yourself on a riding lawn mower or lawn tractor.