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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 Nut
Part #1960518Replaced by #703826
Manufacturer substitutionThis part replaces 1960518. Substitute parts can look different from the original.In Stock$29.50
Qty
Wheels and tires diagram
Snapper Washer
Part #1722717Replaced by #1722717SM
Manufacturer substitutionThis part replaces 1722717. Substitute parts can look different from the original.In Stock$14.94QtySnapper Lock Washer
Part #1916964Replaced by #5106852
Manufacturer substitutionThis part replaces 1916964. Substitute parts can look different from the original.This item is not returnableIn Stock$6.77QtyCruise control diagram
Snapper Spacer
Part #1709043Replaced by #1709043SM
Manufacturer substitutionThis part replaces 1709043. Substitute parts can look different from the original.In Stock$16.46QtySnapper Washer
Part #1919381Replaced by #703298
Manufacturer substitutionThis part replaces 1919381. Substitute parts can look different from the original.In Stock$31.15QtyTransmission service parts diagram
Snapper Gear-reducti
Part #1724949Replaced by #1724949SM
Manufacturer substitutionThis part replaces 1724949. Substitute parts can look different from the original.In Stock$52.78Qty44" mower deck-belt/idler arm/hitch diagram
Snapper Lever Asmy-i
Part #1718561Replaced by #1718561SM
Manufacturer substitutionThis part replaces 1718561. Substitute parts can look different from the original.In Stock$76.80QtyTransmission service parts diagram
Snapper Spring Pin
Part #1724296Replaced by #1724296SM
Manufacturer substitutionThis part replaces 1724296. Substitute parts can look different from the original.In Stock$8.74QtyLift-manual lift diagram
Snapper Spacer
Part #1704629Replaced by #1732540SM
Manufacturer substitutionThis part replaces 1704629. Substitute parts can look different from the original.In Stock$20.77QtyTransmission service parts diagram
Snapper Ring 17
Part #1718113Replaced by #1718113SM
Manufacturer substitutionThis part replaces 1718113. Substitute parts can look different from the original.In Stock$11.31Qty
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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