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Toro 74373 (290004013 AND UP) riding lawn mower Parts
Here are the diagrams and repair parts for Toro 74373 (290004013 AND UP) riding lawn mower, as well as links to manuals and error code tables, if available.
Owner’s manual
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Browse Parts for 74373 (290004013 AND UP) Riding Mowers & Tractors
50" deck spindle & blade diagram
Toro Pulley
Part #110-6865Replaced by #125-5575
Manufacturer substitutionThis part replaces 110-6865. Substitute parts can look different from the original.In Stock$138.50
Qty
Hydro drive assembly diagram
Toro Lug Nut
Part #242-50Replaced by #139-2564
Manufacturer substitutionThis part replaces 242-50. Substitute parts can look different from the original.This item is not returnableIn Stock$2.20QtyControl assembly diagram
Toro Damper Con
Part #103-2913Replaced by #131-4132
Manufacturer substitutionThis part replaces 103-2913. Substitute parts can look different from the original.In Stock$146.42QtyHydro drive assembly diagram
Toro Cap Screw
Part #322-11Replaced by #120-9738
Manufacturer substitutionThis part replaces 322-11. Substitute parts can look different from the original.In Stock$26.33QtyEngine & clutch assembly diagram
Toro Lawn Tractor Muffler
Part #117-1271Replaced by #117-7462
Manufacturer substitutionThis part replaces 117-1271. Substitute parts can look different from the original.In Stock$419.77QtyToro Valve Stem
Part #232-27Replaced by #5108
Manufacturer substitutionThis part replaces 232-27. Substitute parts can look different from the original.In Stock$38.05QtyToro Washer Slo
Part #107-9122Replaced by #116-9708
Manufacturer substitutionThis part replaces 107-9122. Substitute parts can look different from the original.In Stock$32.23QtyHydro drive assembly diagram
Toro Transaxle
Part #110-6771Replaced by #120-5501
Manufacturer substitutionThis part replaces 110-6771. Substitute parts can look different from the original.In Stock$2458.95QtyDeck lift & seat support diagram
Toro Lawn Tractor Deck Lift Arm
Part #108-7839Replaced by #138-7234
Manufacturer substitutionThis part replaces 108-7839. Substitute parts can look different from the original.In Stock$105.81Qty50" deck spindle & blade diagram
Toro Lawn Mower Ball Bearing
Part #100-1048Replaced by #38-7820
Manufacturer substitutionThis part replaces 100-1048. Substitute parts can look different from the original.In Stock$48.57Qty
RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES
Toro Key
In Stock
$33.63
Qty
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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