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Companion 917278040 lawn tractor Parts
Here are the diagrams and repair parts for Companion 917278040 lawn tractor, as well as links to manuals and error code tables, if available.
Owner’s manual
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Browse Parts for 917278040 Riding Mowers & Tractors
Mower diagram
Lawn Tractor Anti-sway Bar
Part #178024Replaced by #531149301
Manufacturer substitutionThis part replaces 178024. Substitute parts can look different from the original.In Stock$40.4513% OFF Phone Price : $46.45
Qty
Mower diagram
Retainer
Part #4497HReplaced by #532004497
Manufacturer substitutionThis part replaces 4497H. Substitute parts can look different from the original.This item is not returnableIn Stock$35.74Qty#NI10
All parts diagram
10 Oz P Seal
Part #144334Get free shipping with Automatic ReorderReplaced by #100032R
Manufacturer substitutionThis part replaces 144334. Substitute parts can look different from the original.In Stock$24.85QtySteering assembly diagram
Steering Wheel Adapter
Part #186737Replaced by #587738905
Manufacturer substitutionThis part replaces 186737. Substitute parts can look different from the original.In Stock$16.8311% OFF Phone Price : $18.83QtyMower diagram
Brake Rod
Part #174504Replaced by #583063201
Manufacturer substitutionThis part replaces 174504. Substitute parts can look different from the original.In Stock$14.83QtyDrive diagram
Lawn Tractor Shoulder Bolt
Part #169612Replaced by #596231101
Manufacturer substitutionThis part replaces 169612. Substitute parts can look different from the original.This item is not returnableIn Stock$6.5213% OFF Phone Price : $7.52QtySteering assembly diagram
Lawn Tractor Spindle, Left
Part #169840Replaced by #596873901
Manufacturer substitutionThis part replaces 169840. Substitute parts can look different from the original.In Stock$27.8518% OFF Phone Price : $33.85QtyDrive diagram
Pedal Cover (black)
Part #8883RReplaced by #510089501
Manufacturer substitutionThis part replaces 8883R. Substitute parts can look different from the original.In Stock$12.5814% OFF Phone Price : $14.58QtyHydro-gear transaxle 322-0510 diagram
Spring
Part #189386Replaced by #51529
Manufacturer substitutionThis part replaces 189386. Substitute parts can look different from the original.In Stock$27.62QtyDrive diagram
Brake Rod Housing
Part #169498Replaced by #532169498
Manufacturer substitutionThis part replaces 169498. Substitute parts can look different from the original.In Stock$51.57Qty
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
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
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
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.
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
Learn some of the most common symbols found in a wiring diagram and what they mean.…
Learn how to connect cables safely to jump-start your mower’s battery.…
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