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MTD
Gas Walk-Behind Mower

Model # 12A-764M099 Official MTD gas walk behind lawn mower

Here are the diagrams and repair parts for Official MTD 12A-764M099 gas walk behind lawn mower, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 212 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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Yard Machines Lawn & Garden Equipment Nut 712-04064
#13

Deck/wheels diagram

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 Flange Bearing (replaces 941-0660) 741-0660A
#42

Handles/frame diagram

Lawn tractor flange bearing (replaces 941-0660)

Part #741-0660A

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Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599) 710-0599
#4

Handles/frame diagram

Lawn tractor screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599)

Part #710-0599

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Oil Seal 3/4" Id TC-788088A
#157

Transaxle diagram

Oil seal 3/4" id

Part #TC-788088A

Replaced by #788088A

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Manufacturer substitution
This part replaces TC-788088A. Substitute parts can look different from the original.
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Yard Machines Lawn Mower Handle Knob (replaces 01000382, 113589, 720-04072, 720-04125) 720-04072A
#9

Handles/frame diagram

Yard machines lawn mower handle knob (replaces 01000382, 113589, 720-04072, 720-04125)

Part #720-04072A

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Spacer 738-04162A
#57

Deck/wheels diagram

Spacer

Part #738-04162A

Replaced by #738-04162C

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Manufacturer substitution
This part replaces 738-04162A. Substitute parts can look different from the original.
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Holder Brake TC-790025
#44

Transaxle diagram

Holder brake

Part #TC-790025

Replaced by #790025

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Manufacturer substitution
This part replaces TC-790025. Substitute parts can look different from the original.
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Dowel Pin TC-786026
#39

Transaxle diagram

Dowel pin

Part #TC-786026

Replaced by #786026B

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Manufacturer substitution
This part replaces TC-786026. Substitute parts can look different from the original.
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