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MTD
Front-Engine Lawn Tractor

Model # 13AC77XY093 (2021) Official MTD t100 lawn tractor

Here are the diagrams and repair parts for Official MTD 13AC77XY093-2021 t100 lawn tractor, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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Showing 10 of 338 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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Ace Lawn & Garden Equipment Self-tapping Bolt, 5/16-18 X 3/4-in (replaces 1724491, 1740496, 1909304, 910-1260a, Gw-7101260) 710-1260A
#NI

Transmission/transmission pulley diagram

Ace lawn & garden equipment self-tapping bolt, 5/16-18 x 3/4-in (replaces 1724491, 1740496, 1909304, 910-1260a, gw-7101260)

Part #710-1260A

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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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Yard Machines Lawn Tractor Flange Nut (replaces 00012173, Wd-129-103) 712-04065
Yard machines lawn tractor flange nut (replaces 00012173, wd-129-103)

Part #712-04065

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Lawn Tractor Steering Shaft (replaces 938-05078) 738P07154
#NI

Spindle/steering/steering wheel diagram

Lawn tractor steering shaft (replaces 938-05078)

Part #738P07154

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Lawn Tractor Ground Drive Belt, 2/3-in X 70-9/10 (replaces 954-04249a) 490-501-M006
#NI

Deck lift/drive/electrical diagram

Lawn tractor ground drive belt, 2/3-in x 70-9/10 (replaces 954-04249a)

Part #490-501-M006

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Lawn Tractor Ground Drive Belt, 7/16 X 71-1/8-in 954-04249A
Lawn tractor ground drive belt, 7/16 x 71-1/8-in

Part #954-04249A

Replaced by #490-501-M006

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Manufacturer substitution
This part replaces 954-04249A. Substitute parts can look different from the original.
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Lawn Tractor Starter Solenoid (replaces 725-06153) 725-06153A
#NI

Frame/front axle & switch/fuel tank diagram

Lawn tractor starter solenoid (replaces 725-06153)

Part #725-06153A

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Lawn Tractor Flange Bearing (replaces 941-0660) 741-0660A
#NI

Pivot bar/seat/seat adjustment diagram

Lawn tractor flange bearing (replaces 941-0660)

Part #741-0660A

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Lawn Tractor Interlock Switch 725-04363
Lawn tractor interlock switch

Part #725-04363

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