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Front-Engine Lawn Tractor

Model # 502255050 Official Craftsman tractor

Here are the diagrams and repair parts for Official Craftsman 502255050 tractor, as well as links to manuals and error code tables, if available.

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Browse Parts for502255050 Riding Mowers & Tractors

  • E-ring STD581075
    #72

    Drive system diagram

    E-ring

    Part #STD581075

    Replaced by #812000029

    ?
    Manufacturer substitution
    This part replaces STD581075. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $4.51
    18% OFF Phone Price : $5.51
    In Stock
  • Ignition Switch 21064
    #4

    Electrical system diagram

    Ignition switch

    Part #21064

    Replaced by #532365402

    ?
    Manufacturer substitution
    This part replaces 21064. Substitute parts can look different from the original.
    BEST SELLER
    $32.17
    16% OFF Phone Price : $38.17
    In Stock
  • Belt 37X65
    #54

    Drive system diagram

    Belt

    Part #37X65

    Replaced by #37X65MA

    ?
    Manufacturer substitution
    This part replaces 37X65. Substitute parts can look different from the original.
    BEST SELLER

    Get free shipping with Automatic Reorder

    $10.47
    16% OFF Phone Price : $12.47
    In Stock
  • Tire 90589
    #74

    Drive system diagram

    Tire

    Part #90589

    Replaced by #532122075

    ?
    Manufacturer substitution
    This part replaces 90589. Substitute parts can look different from the original.
    BEST SELLER
    $59.92
    9% OFF Phone Price : $65.92
    In Stock
  • Bolt 25X6
    #51

    Body chassis diagram

    Bolt

    Part #25X6

    Replaced by #817000616

    ?
    Manufacturer substitution
    This part replaces 25X6. Substitute parts can look different from the original.
    In Stock
  • Blade 56212E701
    #51

    Mower housing diagram

    Blade

    Part #56212E701

    Replaced by #56246E701MA

    ?
    Manufacturer substitution
    This part replaces 56212E701. Substitute parts can look different from the original.

    Get free shipping with Automatic Reorder

    $27.17
    18% OFF Phone Price : $33.17
    In Stock
  • Hairpin Pin 31X4
    #23

    Mower housing suspension diagram

    Hairpin pin

    Part #31X4

    Replaced by #703300

    ?
    Manufacturer substitution
    This part replaces 31X4. Substitute parts can look different from the original.
    This item is not returnable
    $7.01
    12% OFF Phone Price : $8.01
    In Stock
  • Key 91275
    #5

    Electrical system diagram

    Key

    Part #91275

    Replaced by #691959

    ?
    Manufacturer substitution
    This part replaces 91275. Substitute parts can look different from the original.
    This item is not returnable
    $11.16
    15% OFF Phone Price : $13.16
    In Stock
  • Idler Pulley 91178
    #6

    Mower housing diagram

    Idler pulley

    Part #91178

    Replaced by #420613MA

    ?
    Manufacturer substitution
    This part replaces 91178. Substitute parts can look different from the original.
    This item is not returnable
    $26.71
    18% OFF Phone Price : $32.71
    In Stock
  • Jackshaft 91921
    #38

    Mower housing diagram

    Jackshaft

    Part #91921

    Replaced by #491921MA

    ?
    Manufacturer substitution
    This part replaces 91921. Substitute parts can look different from the original.
    This item is not returnable
    $30.93
    16% OFF Phone Price : $36.93
    In Stock

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.

Why your mower loses power when the blades are engaged

Why your mower loses power when the blades are engaged

Blades on, power gone? If your mower sputters or stalls when cutting starts, we’ll help you track down the problem and f…

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…

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