MTD
Front-Engine Lawn Tractor

Model #13AL79XT093 Official MTD lawn tractor

Here are the diagrams and repair parts for MTD 13AL79XT093 lawn tractor, as well as links to manuals and error code tables, if available.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Showing 10 of 193 parts

Lawn & Garden Equipment Engine Air Filter (replaces BS-793569)#NI01

Tractor Diagram

Filter-air c

Part #BS-793569
Replaced by #793569
?
Manufacturer substitution
This part replaces BS-793569. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Oil Filter (replaces 24603, 492932, 691041, 7045184YP, BS-492932S)#NI16

Tractor Diagram

Oil filter

Part #BS-492932S
Replaced by #492932S
?
Manufacturer substitution
This part replaces BS-492932S. Substitute parts can look different from the original.
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Lawn Tractor Blade Engagement Cable (replaces 946-05124)#NI09

Tractor Diagram

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Lawn Tractor Blade Drive Belt, 1/2 x 103-1/16-in#NI03

Tractor Diagram

Lawn tractor blade drive belt, 1/2 x 103-1/16-in

Part #954-04219
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Lawn Tractor Ignition Key (replaces 504-00621, 625-04124, 625-05000, 625-05002, 725-05228, 925-1745, 925-2054A)#NI15

Tractor Diagram

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MSRP: $9.66
Lawn & Garden Equipment Hex Flange Nut (replaces 753-05549, 912-0417A)#NI05

Tractor Diagram

Lawn & garden equipment hex flange nut (replaces 753-05549, 912-0417a)

Part #712-0417A
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Lawn Tractor Gauge Wheel#NI25

Tractor Diagram

Lawn tractor gauge wheel

Part #734-04155
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Lawn Tractor Deflector Shield (replaces 631-04354B)#NI12

Tractor Diagram

Lawn tractor deflector shield

Part #631-04354B
Replaced by #631-04354C
?
Manufacturer substitution
This part replaces 631-04354B. Substitute parts can look different from the original.
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Lawn Tractor 46-in Deck Mulching Blade (replaces 33188, 742-04268)#NI08

Tractor Diagram

Lawn tractor 46-in deck mulching blade (replaces 33188, 742-04268)

Part #942-04268
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Lawn Tractor Interlock Switch#NI19

Tractor Diagram

Lawn tractor interlock switch

Part #725-04363
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Symptoms common to all riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged mandrel pulleys
Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components
Main causes: faulty battery, bad alternator
Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tune up
Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, dirty carburetor
Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, broken fuel line
Main causes: shift lever needs adjustment, neutral control needs adjustment
Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly
Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim

Repair guides common to all 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 a riding lawn mower rear tire

Your mower can’t run on a damaged rear tire. Here’s how to install a new one.

Repair difficulty
Time required
 60 minutes or less
How to replace a riding lawn mower blade

If a blade on your mower is dull or bent, replace it following the steps in this repair guide.

Repair difficulty