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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
44" mower deck-belt/idler arm/hitch diagram
Snapper Nut
Part #1960339Replaced by #703893
Manufacturer substitutionThis part replaces 1960339. Substitute parts can look different from the original.In Stock$12.77
Qty
44" mower deck-height adjustment diagram
Snapper Cap Screw
Part #1913709Replaced by #5025013X24SM
Manufacturer substitutionThis part replaces 1913709. Substitute parts can look different from the original.In Stock$7.60Qty40" mower deck-belt/idler arm/hitch diagram
Snapper Nut
Part #1919439Replaced by #703117
Manufacturer substitutionThis part replaces 1919439. Substitute parts can look different from the original.This item is not returnableIn Stock$6.86QtyElectrical diagram
Snapper Nut
Part #2820263Replaced by #703331
Manufacturer substitutionThis part replaces 2820263. Substitute parts can look different from the original.In Stock$30.79QtySnapper Pulley
Part #1713091Replaced by #1713091SM
Manufacturer substitutionThis part replaces 1713091. Substitute parts can look different from the original.In Stock$35.98QtySteering-manual steering diagram
Snapper Ring
Part #1611710Replaced by #1611710SM
Manufacturer substitutionThis part replaces 1611710. Substitute parts can look different from the original.In Stock$8.26QtyHousing/arbors/blades diagram
Snapper Arbor Housing
Part #1713338Replaced by #1713338ASM
Manufacturer substitutionThis part replaces 1713338. Substitute parts can look different from the original.In Stock$67.98QtyFrame/front axle diagram
Snapper Spacer
Part #1721752Replaced by #1721752SM
Manufacturer substitutionThis part replaces 1721752. Substitute parts can look different from the original.In Stock$22.84QtySteering-manual steering diagram
Snapper Steering Wheel
Part #1722318Replaced by #1722318SM
Manufacturer substitutionThis part replaces 1722318. Substitute parts can look different from the original.In Stock$151.60QtySteering-manual steering diagram
Snapper Steering Cap
Part #1725024Replaced by #1725024SM
Manufacturer substitutionThis part replaces 1725024. Substitute parts can look different from the original.In Stock$14.43Qty
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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