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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
Controls diagram
Snapper Rod
Part #1721476Replaced by #1721476SM
Manufacturer substitutionThis part replaces 1721476. Substitute parts can look different from the original.In Stock$26.09
Qty
Height adjustment/roller bar diagram
Snapper Nut
Part #1917421Replaced by #703996
Manufacturer substitutionThis part replaces 1917421. Substitute parts can look different from the original.In Stock$9.54QtySnapper Cap Screw
Part #1921977Replaced by #703570
Manufacturer substitutionThis part replaces 1921977. Substitute parts can look different from the original.In Stock$8.74QtyTransmission service parts diagram
Snapper Seal Tc
Part #1724283Replaced by #7073794YP
Manufacturer substitutionThis part replaces 1724283. Substitute parts can look different from the original.In Stock$60.58QtyCruise control diagram
Snapper Bolt
Part #1931342Replaced by #703857
Manufacturer substitutionThis part replaces 1931342. Substitute parts can look different from the original.In Stock$34.28QtyFrame/front axle diagram
Snapper Spacer
Part #1611705Replaced by #1611705SM
Manufacturer substitutionThis part replaces 1611705. Substitute parts can look different from the original.In Stock$8.31QtySnapper Hub
Part #1719870Replaced by #1719870SM
Manufacturer substitutionThis part replaces 1719870. Substitute parts can look different from the original.In Stock$74.04QtyHeight adjustment/roller bar diagram
Snapper Nut
Part #1960520Replaced by #771009
Manufacturer substitutionThis part replaces 1960520. Substitute parts can look different from the original.In Stock$29.86QtyHeight adjustment/roller bar diagram
Snapper Nut
Part #1960674Replaced by #703826
Manufacturer substitutionThis part replaces 1960674. Substitute parts can look different from the original.In Stock$29.50QtySnapper Washer
Part #1700230Replaced by #1700230SM
Manufacturer substitutionThis part replaces 1700230. Substitute parts can look different from the original.In Stock$9.71Qty
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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