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Front-Engine Lawn Tractor

Model # 502254982 Official Craftsman 12-hp tractor

Here are the diagrams and repair parts for Official Craftsman 502254982 12-hp tractor, as well as links to manuals and error code tables, if available.

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Browse Parts for502254982 Riding Mowers & Tractors

  • E-ring STD581075
    #57

    Motion drive 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
  • Battery 90838
    #4

    Wiring diagram

    Battery

    Part #90838

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

  • Bolt 25X6
    #14

    Mower housing diagram

    Bolt

    Part #25X6

    Replaced by #817000616

    ?
    Manufacturer substitution
    This part replaces 25X6. Substitute parts can look different from the original.
    In Stock
  • Solenoid 24285
    #9

    Wiring diagram

    Solenoid

    Part #24285

    Replaced by #7701100MA

    ?
    Manufacturer substitution
    This part replaces 24285. Substitute parts can look different from the original.
    $26.50
    18% OFF Phone Price : $32.50
    In Stock
  • Clamp 91174
    #3

    Engine mount diagram

    Clamp

    Part #91174

    Replaced by #791850

    ?
    Manufacturer substitution
    This part replaces 91174. Substitute parts can look different from the original.
    This item is not returnable
    $3.35
    29% OFF Was : $4.74
    In Stock
  • Washer 17X166
    #54

    Mower housing diagram

    Washer

    Part #17X166

    Replaced by #17X166MA

    ?
    Manufacturer substitution
    This part replaces 17X166. Substitute parts can look different from the original.
    This item is not returnable
    $23.53
    20% OFF Phone Price : $29.53
    In Stock
  • Adapter 91926
    #52

    Mower housing diagram

    Adapter

    Part #91926

    Replaced by #92466MA

    ?
    Manufacturer substitution
    This part replaces 91926. Substitute parts can look different from the original.
    In Stock
  • Pulley 91179
    #43

    Motion drive diagram

    Pulley

    Part #91179

    Replaced by #421409MA

    ?
    Manufacturer substitution
    This part replaces 91179. Substitute parts can look different from the original.
    This item is not returnable
    $26.71
    18% OFF Phone Price : $32.71
    In Stock
  • Nut 15X100
    #56

    Mower housing diagram

    Nut

    Part #15X100

    Replaced by #15X100MA

    ?
    Manufacturer substitution
    This part replaces 15X100. Substitute parts can look different from the original.
    This item is not returnable
    $6.27
    14% OFF Phone Price : $7.27
    In Stock
  • Washer 17X165
    #55

    Mower housing diagram

    Washer

    Part #17X165

    Replaced by #17X165MA

    ?
    Manufacturer substitution
    This part replaces 17X165. Substitute parts can look different from the original.
    This item is not returnable
    $24.84
    19% OFF Phone Price : $30.84
    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: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

Main causes: faulty battery, bad alternator…

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

Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo…

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

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…

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

Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun…

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 a mandrel assembly on a riding lawn mower

How to replace a mandrel assembly on a riding lawn mower

Replace the mandrel assembly if the blade shaft vibrates or doesn't spin.…

Repair difficulty
Time required
 30 minutes or less
How to replace the flywheel key on a riding lawn mower

How to replace the flywheel key on a riding lawn mower

If the engine won't restart after hitting a stump or rock, the problem could be a sheared flywheel key. Follow these ste…

Repair difficulty
Time required
 60 minutes or less
How to replace a riding lawn mower ignition coil

How to replace a riding lawn mower ignition coil

If you're not getting spark from a good spark plug, the problem could be the ignition coil. Follow these step-by-step in…

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.

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…

Top 10 electric lawn and garden tools

Top 10 electric lawn and garden tools

Learn about the top 10 must-have electric lawn & garden tools for 2023…

How to mow a lawn for healthier grass

How to mow a lawn for healthier grass

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

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