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Front-Engine Lawn Tractor

Model # 91725781 Official Craftsman lt lawn tractor - 1980

Here are the diagrams and repair parts for Official Craftsman 91725781 lt lawn tractor - 1980, as well as links to manuals and error code tables, if available.

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Browse Parts for91725781 Riding Mowers & Tractors

  • Solenoid 103R
    Solenoid

    Part #103R

    Replaced by #532146154

    ?
    Manufacturer substitution
    This part replaces 103R. Substitute parts can look different from the original.
    BEST SELLER
    $29.06
    17% OFF Phone Price : $35.06
    In Stock
  • Tire 4843R
    #26

    10e lawn tractor/front axle diagram

    Tire

    Part #4843R

    Replaced by #532122073

    ?
    Manufacturer substitution
    This part replaces 4843R. Substitute parts can look different from the original.
    BEST SELLER
    $66.93
    8% OFF Phone Price : $72.93
    In Stock
  • Huglock Nut 6684H
    #37

    10e lawn tracotr/engine & final drive diagram

    Huglock nut

    Part #6684H

    Replaced by #596322601

    ?
    Manufacturer substitution
    This part replaces 6684H. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $5.04
    17% OFF Phone Price : $6.04
    In Stock
  • Pad 790006
    #79

    Replacement parts diagram

    Pad

    Part #790006

    Replaced by #799021

    ?
    Manufacturer substitution
    This part replaces 790006. Substitute parts can look different from the original.
    BEST SELLER
    $9.87
    9% OFF Phone Price : $10.87
    Back Order
  • E-ring 5000P
    E-ring

    Part #5000P

    Replaced by #812000029

    ?
    Manufacturer substitution
    This part replaces 5000P. 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
  • Washer 1552P
    Washer

    Part #1552P

    Replaced by #532121749

    ?
    Manufacturer substitution
    This part replaces 1552P. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $2.87
    33% OFF Was : $4.31
    In Stock
  • Screw 792085
    #88

    Replacement parts diagram

    Screw

    Part #792085

    Replaced by #792085A

    ?
    Manufacturer substitution
    This part replaces 792085. Substitute parts can look different from the original.
    This item is not returnable
    $4.60
    18% OFF Phone Price : $5.60
    In Stock
  • Washer 780072
    #64

    Replacement parts diagram

    Washer

    Part #780072

    Replaced by #780072

    ?
    Manufacturer substitution
    This part replaces 780072. Substitute parts can look different from the original.
    This item is not returnable
    $3.40
    23% OFF Phone Price : $4.40
    In Stock
  • Foot Pedal 5065R
    #56

    10e lawn tracotr/engine & final drive diagram

    Foot pedal

    Part #5065R

    Replaced by #510089501

    ?
    Manufacturer substitution
    This part replaces 5065R. Substitute parts can look different from the original.
    In Stock
  • Washer 780001
    #18

    Replacement parts diagram

    Washer

    Part #780001

    Replaced by #780001

    ?
    Manufacturer substitution
    This part replaces 780001. Substitute parts can look different from the original.
    This item is not returnable
    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.

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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