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Companion 917278120 lawn tractor

Companion 917278120 lawn tractor Parts

Here are the diagrams and repair parts for Companion 917278120 lawn tractor, as well as links to manuals and error code tables, if available.

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Browse Parts for 917278120 Riding Mowers & Tractors

  • Lock Washer for Companion 917278120 - Part STD551137

    Steering assembly diagram

    Lock Washer

    Part #STD551137

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

  • Support Battery for Companion 917278120 - Part 165605

    Chassis and enclosures diagram

    Support Battery

    Part #165605

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

  • Clip for Companion 917278120 - Part 145660

    Chassis and enclosures diagram

    Clip

    Part #145660

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

  • Husqvarna Lawn Tractor Headlight Lens (clear) for Companion 917278120 - Part 174332X599

    Chassis and enclosures diagram

    Husqvarna Lawn Tractor Headlight Lens (clear)

    Part #174332X599

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

  • Stamped Chassis for Companion 917278120 - Part 174620

    Chassis and enclosures diagram

    Stamped Chassis

    Part #174620

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

  • Lawn Tractor Mandrel Assembly for Companion 917278120 - Part 181858

    #NI11

    All parts diagram

    Lawn Tractor Mandrel Assembly

    Part #181858

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

  • Fender Decal for Companion 917278120 - Part 182484

    Decals diagram

    Fender Decal

    Part #182484

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

  • Drawbar.crd for Companion 917278120 - Part 180384

    Chassis and enclosures diagram

    Drawbar.crd

    Part #180384

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

  • Rod.brake.cr for Companion 917278120 - Part 175651

    Drive diagram

    Rod.brake.cr

    Part #175651

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

  • Tube.lower.b for Companion 917278120 - Part 165785

    Bagger diagram

    Tube.lower.b

    Part #165785

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

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

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

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

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

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

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

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

Main causes: faulty battery, bad alternator…

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

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 solenoid on a riding lawn mower

How to replace the starter solenoid on a riding lawn mower

Replace the starter solenoid if it doesn't click when you turn the ignition key.…

Repair time and Difficulty

 30 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 time and Difficulty

 30 minutes or less
How to replace a riding lawn mower fuel filter

How to replace a riding lawn mower fuel filter

Help your mower run better by replacing the fuel filter during your riding mower's annual tune-up.…

Repair time and Difficulty

 15 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.

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Wiring schematic symbols explained video

Wiring schematic symbols explained video

Learn some of the most common symbols found in a wiring diagram and what they mean.…

Jump-starting a riding lawn mower battery video

Jump-starting a riding lawn mower battery video

Learn how to connect cables safely to jump-start your mower’s battery.…

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