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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
Seat/seat deck diagram
Snapper Tube Elbow
Part #1726902Replaced by #1757609YP
Manufacturer substitutionThis part replaces 1726902. Substitute parts can look different from the original.In Stock$30.09
Qty
Snapper Cap Screw
Part #1923341Replaced by #1923341SM
Manufacturer substitutionThis part replaces 1923341. Substitute parts can look different from the original.This item is not returnableIn Stock$7.37QtySnapper Spring
Part #1715435Replaced by #1715435SM
Manufacturer substitutionThis part replaces 1715435. Substitute parts can look different from the original.In Stock$18.83Qty44" mower deck-belt/idler arm/hitch diagram
Snapper Spring
Part #1656936Replaced by #1656936SM
Manufacturer substitutionThis part replaces 1656936. Substitute parts can look different from the original.In Stock$19.31QtyFrame/front axle diagram
Snapper Washer
Part #1960035Replaced by #1960035SM
Manufacturer substitutionThis part replaces 1960035. Substitute parts can look different from the original.In Stock$8.06QtyTransmission-tuff torq k-57 diagram
Snapper Nut
Part #1960686Replaced by #703115
Manufacturer substitutionThis part replaces 1960686. Substitute parts can look different from the original.This item is not returnableIn Stock$6.63QtySnapper Washer
Part #1919326Replaced by #703332
Manufacturer substitutionThis part replaces 1919326. Substitute parts can look different from the original.In Stock$8.06QtyControls diagram
Snapper Bushing
Part #1723237Replaced by #1723237SM
Manufacturer substitutionThis part replaces 1723237. Substitute parts can look different from the original.In Stock$10.17QtySnapper Screw
Part #1930591Replaced by #703354
Manufacturer substitutionThis part replaces 1930591. Substitute parts can look different from the original.In Stock$32.43QtySnapper Washer, Lock, 5/1
Part #1917356Replaced by #5025170SM
Manufacturer substitutionThis part replaces 1917356. Substitute parts can look different from the original.In Stock$7.60Qty
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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