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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
Transmission-tuff torq k-57 diagram
Snapper Actuator-swi
Part #1727215AReplaced by #1727215ASM
Manufacturer substitutionThis part replaces 1727215A. Substitute parts can look different from the original.In Stock$31.27
Qty
Snapper Washer
Part #1960103Replaced by #1960103SM
Manufacturer substitutionThis part replaces 1960103. Substitute parts can look different from the original.In Stock$7.83QtySnapper Nut
Part #1933988Replaced by #703297
Manufacturer substitutionThis part replaces 1933988. Substitute parts can look different from the original.In Stock$30.06QtyElectrical diagram
Snapper Switch
Part #1716951Replaced by #1716951SM
Manufacturer substitutionThis part replaces 1716951. Substitute parts can look different from the original.In Stock$33.73QtySnapper Lawn & Garden Equipment Cap Screw
Part #1923701Replaced by #703589
Manufacturer substitutionThis part replaces 1923701. Substitute parts can look different from the original.In Stock$31.15QtySnapper Screw
Part #1925003Replaced by #704130
Manufacturer substitutionThis part replaces 1925003. Substitute parts can look different from the original.This item is not returnableIn Stock$7.09QtyElectrical diagram
Snapper Switch
Part #1726556Replaced by #84008079
Manufacturer substitutionThis part replaces 1726556. Substitute parts can look different from the original.In Stock$61.69Qty40" 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$6.86Qty44" mower deck-height adjustment diagram
Snapper Trunnion-1.2
Part #1704086Replaced by #1704086SM
Manufacturer substitutionThis part replaces 1704086. Substitute parts can look different from the original.In Stock$45.64QtySnapper Blade
Part #1719623AReplaced by #1719623ASM
Manufacturer substitutionThis part replaces 1719623A. Substitute parts can look different from the original.In Stock$42.16Qty
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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