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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.
Owner’s manual
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Browse Parts for 917278120 Riding Mowers & Tractors
Seat assembly diagram
Wizard Lawn Tractor Seat Pan Spring Spacer
Part #134300Replaced by #532134300
Manufacturer substitutionThis part replaces 134300. Substitute parts can look different from the original.This item is not returnableIn Stock$7.40
Qty
Peerless pmst transaxle diagram
Brake Shaft
Part #776396Replaced by #776396
Manufacturer substitutionThis part replaces 776396. Substitute parts can look different from the original.In Stock$82.597% OFF Phone Price : $88.59
QtyDrive diagram
Lawn Tractor Brake Rod
Part #175765Replaced by #532175765
Manufacturer substitutionThis part replaces 175765. Substitute parts can look different from the original.This item is not returnableIn Stock$9.26QtyMower diagram
Bolt
Part #72110606Replaced by #596136001
Manufacturer substitutionThis part replaces 72110606. Substitute parts can look different from the original.This item is not returnableIn Stock$7.40QtyDrive diagram
Bolt
Part #74760644Replaced by #874760644
Manufacturer substitutionThis part replaces 74760644. Substitute parts can look different from the original.This item is not returnableIn Stock$7.40QtyPeerless pmst transaxle diagram
Retaining Ring
Part #788078AReplaced by #788078A
Manufacturer substitutionThis part replaces 788078A. Substitute parts can look different from the original.This item is not returnableIn Stock$4.40QtySteering assembly diagram
Lawn Tractor Spindle, Right
Part #169839Replaced by #596873801
Manufacturer substitutionThis part replaces 169839. Substitute parts can look different from the original.In Stock$39.4113% OFF Phone Price : $45.41QtyPeerless pmst transaxle diagram
Spur Gear
Part #778337Replaced by #778337
Manufacturer substitutionThis part replaces 778337. Substitute parts can look different from the original.This item is not returnableIn Stock$9.03QtyBagger diagram
Handle Grip
Part #165787Replaced by #532427643
Manufacturer substitutionThis part replaces 165787. Substitute parts can look different from the original.This item is not returnableIn Stock$7.40QtySeat assembly diagram
Lawn Tractor Bolt
Part #72050412Replaced by #872050412
Manufacturer substitutionThis part replaces 72050412. Substitute parts can look different from the original.This item is not returnableIn Stock$9.26Qty
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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