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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 service parts diagram
Snapper Pump
Part #1724953Replaced by #1724953SM
Manufacturer substitutionThis part replaces 1724953. Substitute parts can look different from the original.In Stock$72.64
Qty
Controls diagram
Snapper Cap Screw
Part #1921333Replaced by #703585
Manufacturer substitutionThis part replaces 1921333. Substitute parts can look different from the original.In Stock$8.26Qty44" mower deck-height adjustment diagram
Snapper Bracket
Part #1704116AReplaced by #1704116BMYP
Manufacturer substitutionThis part replaces 1704116A. Substitute parts can look different from the original.In Stock$22.97QtyFrame/front axle diagram
Snapper Cap Screw
Part #2823485Replaced by #2823485SM
Manufacturer substitutionThis part replaces 2823485. Substitute parts can look different from the original.In Stock$8.06QtyControls diagram
Snapper Bolt
Part #1931353Replaced by #703858
Manufacturer substitutionThis part replaces 1931353. Substitute parts can look different from the original.In Stock$31.50QtyFrame/front axle diagram
Snapper Spacer
Part #1611705Replaced by #1611705SM
Manufacturer substitutionThis part replaces 1611705. Substitute parts can look different from the original.In Stock$8.31QtyEngine/electric clutch diagram
Snapper Clip
Part #2834683Replaced by #703136
Manufacturer substitutionThis part replaces 2834683. Substitute parts can look different from the original.In Stock$7.83QtyFrame/front axle diagram
Snapper Nut
Part #2860646Replaced by #2860646SM
Manufacturer substitutionThis part replaces 2860646. Substitute parts can look different from the original.In Stock$19.66QtyControls diagram
Snapper Spring
Part #1725250Replaced by #1725250SM
Manufacturer substitutionThis part replaces 1725250. Substitute parts can look different from the original.In Stock$25.46QtyElectrical diagram
Snapper Switch
Part #1732004Replaced by #1732004SM
Manufacturer substitutionThis part replaces 1732004. Substitute parts can look different from the original.In Stock$17.86Qty
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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