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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
Height adjustment/roller bar diagram
Snapper Bolt
Part #2172622Replaced by #2172622SM
Manufacturer substitutionThis part replaces 2172622. Substitute parts can look different from the original.In Stock$13.51
Qty
Snapper Ring E 15
Part #1718076Replaced by #7073756YP
Manufacturer substitutionThis part replaces 1718076. Substitute parts can look different from the original.In Stock$7.83QtyEngine/electric clutch diagram
Snapper Duct Muffler
Part #1722390AReplaced by #1722390ASM
Manufacturer substitutionThis part replaces 1722390A. Substitute parts can look different from the original.In Stock$26.09QtyElectrical diagram
Snapper Nut
Part #1717549Replaced by #847144
Manufacturer substitutionThis part replaces 1717549. Substitute parts can look different from the original.In Stock$39.27QtyElectrical diagram
Snapper Circuit Breaker
Part #1665238Replaced by #1665238SM
Manufacturer substitutionThis part replaces 1665238. Substitute parts can look different from the original.In Stock$24.49QtySnapper Screw
Part #1929000Replaced by #703583
Manufacturer substitutionThis part replaces 1929000. Substitute parts can look different from the original.In Stock$31.32QtyElectrical diagram
Snapper Screw
Part #1960536Replaced by #1960536SM
Manufacturer substitutionThis part replaces 1960536. Substitute parts can look different from the original.In Stock$8.97Qty44" mower deck-belt/idler arm/hitch diagram
Snapper Spacer
Part #2157081Replaced by #2157081SM
Manufacturer substitutionThis part replaces 2157081. Substitute parts can look different from the original.In Stock$17.63QtyTransmission-tuff torq k-57 diagram
Snapper Cap Screw
Part #1923141Replaced by #7090831YP
Manufacturer substitutionThis part replaces 1923141. Substitute parts can look different from the original.This item is not returnableIn Stock$6.20QtyDecals diagram
Snapper Decal
Part #1704276Replaced by #7101665YP
Manufacturer substitutionThis part replaces 1704276. Substitute parts can look different from the original.In Stock$46.40Qty
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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