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MTD
Front-Engine Lawn Tractor

Model # 13AJA1ZS099 Official MTD tractor

Here are the diagrams and repair parts for Official MTD 13AJA1ZS099 tractor, as well as links to manuals and error code tables, if available.

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Owner’s manual
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Model diagram and schematic

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ALL PARTS
Showing 10 of 438 parts  |
Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18 (replaces 753-05591) 712-04063
Yard machines lawn & garden equipment lock nut, 5/16-18 (replaces 753-05591)

Part #712-04063

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$4.53 | 
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Lawn Tractor Ignition Key 625-04124
#9

Ignition switch/battery diagram

Lawn tractor ignition key

Part #625-04124

Replaced by #925-1745A

?
Manufacturer substitution
This part replaces 625-04124. Substitute parts can look different from the original.
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Yard Machines Lawn & Garden Equipment Nut 712-04064
Yard machines lawn & garden equipment nut

Part #712-04064

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$4.49 | 
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Lawn Tractor Gauge Wheel 734-04155
#35

Deck/spindle pulley diagram

Lawn tractor gauge wheel

Part #734-04155

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Yard Machines Lawn Tractor Flange Nut (replaces 00012173, Wd-129-103) 712-04065
#7

Steering diagram

Yard machines lawn tractor flange nut (replaces 00012173, wd-129-103)

Part #712-04065

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Lawn Tractor Deflector Shield 631-04354B
#39

Deck/spindle pulley diagram

Lawn tractor deflector shield

Part #631-04354B

Replaced by #631-04354C

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Manufacturer substitution
This part replaces 631-04354B. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Fuel Filter (replaces 1727491, 1731399, 1820062, 1824053, 1824104, 432625, Gw-1727491, Gw-b1727491, Wd-900-5514, Wd-c37554) 951-3013
#15

Engine/muffler shield diagram

Lawn & garden equipment engine fuel filter (replaces 1727491, 1731399, 1820062, 1824053, 1824104, 432625, gw-1727491, gw-b1727491, wd-900-5514, wd-c37554)

Part #951-3013

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Lawn Tractor Shoulder Bolt (replaces 738-3056) 938-3056
#38

Deck/spindle pulley diagram

Lawn tractor shoulder bolt (replaces 738-3056)

Part #938-3056

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Lawn Tractor Interlock Switch 725-04363
Lawn tractor interlock switch

Part #725-04363

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Lawn Tractor Headlight Bulb (replaces 1752872, 1772001, Gw-1772001, Wd-900-2025, Wd-c37508) 925-0963
#6

Hood/plenum diagram

Lawn tractor headlight bulb (replaces 1752872, 1772001, gw-1772001, wd-900-2025, wd-c37508)

Part #925-0963

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