Front-Engine Lawn Tractor

Model # YTH20K42-96043027400 Official Husqvarna tractor

Here are the diagrams and repair parts for Official Husqvarna YTH20K42-96043027400 tractor, as well as links to manuals and error code tables, if available.

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Browse Parts forYTH20K42-96043027400 Riding Mowers & Tractors

  • Lawn Tractor Mandrel Housing 532187281
    #14

    Mower deck diagram

    Lawn tractor mandrel housing

    Part #532187281

    Replaced by #587819701

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    This part replaces 532187281. Substitute parts can look different from the original.
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    $54.98
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  • Lawn Mower Mandrel Assembly 587253301

    #NI02

    All parts diagram

    Lawn mower mandrel assembly

    Part #587253301

    Replaced by #587819701

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    Manufacturer substitution
    This part replaces 587253301. Substitute parts can look different from the original.
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    $54.98
    10% OFF Phone Price : $60.98
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  • Craftsman Lawn Tractor Mandrel Shaft 587256501
    #13

    Mower deck diagram

    Craftsman lawn tractor mandrel shaft

    Part #587256501

    Replaced by #587819701

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    Manufacturer substitution
    This part replaces 587256501. Substitute parts can look different from the original.
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    $54.98
    10% OFF Phone Price : $60.98
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  • Lawn Tractor 42-in Deck High-lift Blade 532138971
    #11

    Mower deck diagram

    Lawn tractor 42-in deck high-lift blade

    Part #532138971

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    Get free shipping with Automatic Reorder

    $23.98
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  • Lawn Tractor Ground Drive Belt, 1/2 X 94-in 532130969
    #56

    Drive diagram

    Lawn tractor ground drive belt, 1/2 x 94-in

    Part #532130969

    Replaced by #592855201

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    Manufacturer substitution
    This part replaces 532130969. Substitute parts can look different from the original.
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    Get free shipping with Automatic Reorder

    $29.68
    17% OFF Phone Price : $35.68
    In Stock
  • Hub Cap 532175039
    #8

    Wheels & tires diagram

    Hub cap

    Part #532175039

    Replaced by #532104757

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    This part replaces 532175039. Substitute parts can look different from the original.
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    $5.93
    14% OFF Phone Price : $6.93
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  • Locking Flange Nut 873900600
    Locking flange nut

    Part #873900600

    Replaced by #532409149

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    Manufacturer substitution
    This part replaces 873900600. Substitute parts can look different from the original.
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    $6.29
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  • Husqvarna Lawn Tractor Self-tapping Bolt 584953901
    #41

    Mower deck diagram

    Husqvarna lawn tractor self-tapping bolt

    Part #584953901

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    $4.31
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  • Lawn Tractor Starter Solenoid 582042801
    #43

    Electrical diagram

    Lawn tractor starter solenoid

    Part #582042801

    Replaced by #582042802

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    Manufacturer substitution
    This part replaces 582042801. Substitute parts can look different from the original.
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    $30.77
    16% OFF Phone Price : $36.77
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  • Hinge Rod 532131491
    #29

    Mower deck diagram

    Hinge rod

    Part #532131491

    Replaced by #595297001

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    Manufacturer substitution
    This part replaces 532131491. Substitute parts can look different from the original.
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    $9.15
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Most common symptoms to help you fix your riding mowers & tractors

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

Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim…

Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a…

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …

Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly…

Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, …

Main causes: shift lever needs adjustment, neutral control needs adjustment…

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components…

Main causes: faulty battery, bad alternator…

Most common repair guides to help fix your 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

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 replac…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower rear tire

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
How to replace a riding lawn mower blade

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

Effective articles & videos to help repair your 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.

What's the difference between a lawn tractor and a garden tractor?

What's the difference between a lawn tractor and a garden tractor?

Do you know a lawn tractor from a garden tractor? Take a look at the key differences and discover how each handles your …

The best time of day to mow grass (and when you should absolutely not)

The best time of day to mow grass (and when you should absolutely not)

Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…

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.…

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