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Snapper LT18400 (2690404) lawn tractor Parts
Here are the diagrams and repair parts for Snapper LT18400 (2690404) lawn tractor, as well as links to manuals and error code tables, if available.
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Browse Parts for LT18400 (2690404) Riding Mowers & Tractors
Snapper Washer
Part #1960103Replaced by #1960103SM
Manufacturer substitutionThis part replaces 1960103. Substitute parts can look different from the original.In Stock$7.83
Qty
Controls diagram
Snapper Knob-push On
Part #1721891Replaced by #1721891SM
Manufacturer substitutionThis part replaces 1721891. Substitute parts can look different from the original.In Stock$19.11QtySnapper Washer
Part #1656916Replaced by #1656916SM
Manufacturer substitutionThis part replaces 1656916. Substitute parts can look different from the original.In Stock$14.37Qty40" mower deck-belt/idler arm/hitch diagram
Snapper Spacer
Part #2172329Replaced by #1732443SM
Manufacturer substitutionThis part replaces 2172329. Substitute parts can look different from the original.In Stock$11.51QtyLift-manual lift diagram
Snapper Spacer
Part #1704629Replaced by #1732540SM
Manufacturer substitutionThis part replaces 1704629. Substitute parts can look different from the original.In Stock$20.77QtySnapper Screw
Part #1923683Replaced by #703950
Manufacturer substitutionThis part replaces 1923683. Substitute parts can look different from the original.In Stock$32.81QtySnapper Cap Screw
Part #1930584Replaced by #1930584SM
Manufacturer substitutionThis part replaces 1930584. Substitute parts can look different from the original.In Stock$14.94QtySnapper Washer
Part #1713619Replaced by #1713619SM
Manufacturer substitutionThis part replaces 1713619. Substitute parts can look different from the original.In Stock$8.51QtySnapper Washer
Part #1722257Replaced by #1722257SM
Manufacturer substitutionThis part replaces 1722257. Substitute parts can look different from the original.In Stock$87.69QtyControls diagram
Snapper Bushing
Part #1723237Replaced by #1723237SM
Manufacturer substitutionThis part replaces 1723237. Substitute parts can look different from the original.In Stock$10.17Qty
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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