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MTD 13A878XS099 lawn tractor Parts
Here are the diagrams and repair parts for MTD 13A878XS099 lawn tractor, as well as links to manuals and error code tables, if available.
Owner’s manual
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SELECT DIAGRAM
Browse Parts for 13A878XS099 Lawn Tractor
Fuel tank/upper dash panel diagram
Lawn Tractor Fuel Tank
Part #951-04304Replaced by #651P08849
Manufacturer substitutionThis part replaces 951-04304. Substitute parts can look different from the original.In Stock$126.38
Qty
Seat/fender diagram
Lawn Tractor Shoulder Screw
Part #938-0296Replaced by #738-0296
Manufacturer substitutionThis part replaces 938-0296. Substitute parts can look different from the original.This item is not returnableIn Stock$6.60QtySteering diagram
Lawn & Garden Equipment Cotter Pin
Part #914-0474Replaced by #714-0474
Manufacturer substitutionThis part replaces 914-0474. Substitute parts can look different from the original.In Stock$35.93QtyTransmission diagram
Lawn Tractor Screw
Part #710-05339Replaced by #710-05339A
Manufacturer substitutionThis part replaces 710-05339. Substitute parts can look different from the original.$7.6612% OFF Phone Price : $8.66
QtyTransmission diagram
Lawn Tractor Shift Rod Bearing
Part #731-06894Replaced by #731-06894A
Manufacturer substitutionThis part replaces 731-06894. Substitute parts can look different from the original.In Stock$32.10QtyBattery/lift diagram
Ring-"e"
Part #716-0106AReplaced by #716-0106
Manufacturer substitutionThis part replaces 716-0106A. Substitute parts can look different from the original.This item is not returnableIn Stock$28.7217% OFF Phone Price : $34.72QtyBattery/lift diagram
Lawn Tractor Shoulder Screw
Part #938-0380Replaced by #738-0380
Manufacturer substitutionThis part replaces 938-0380. Substitute parts can look different from the original.In Stock$39.03QtyTransmission diagram
Lawn Tractor Variable Speed Pulley Bracket
Part #683-04612-0637Replaced by #783-06587A
Manufacturer substitutionThis part replaces 683-04612-0637. Substitute parts can look different from the original.In Stock$49.60QtyBattery/lift diagram
Lawn Mower Cable
Part #946-05124Replaced by #946-05124A
Manufacturer substitutionThis part replaces 946-05124. Substitute parts can look different from the original.In Stock$40.8013% OFF Phone Price : $46.80QtyBattery/lift diagram
Seat Frame Bracket
Part #783-0454D-0637
The manufacturer no longer makes this part, and there's no substitute part
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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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