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MTD
Front-Engine Lawn Tractor

Model # 680 Official MTD lawn tractor

Here are the diagrams and repair parts for Official MTD 680 lawn tractor, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 397 parts  |
Lawn Mower Blade 742-0616A
#8A

Spindle assembly diagram

Lawn mower blade

Part #742-0616A

Replaced by #942-0616A

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Manufacturer substitution
This part replaces 742-0616A. Substitute parts can look different from the original.
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$30.47 | 
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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
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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Steering Shaft 738-0919
#24

Steering wheel diagram

Steering shaft

Part #738-0919

Replaced by #738-0919B

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Manufacturer substitution
This part replaces 738-0919. Substitute parts can look different from the original.
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$55.20 | 
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Yard-man Lawn & Garden Equipment Hex Patch Bolt (replaces 910-1309) 710-1309
#7

Steering wheel diagram

Yard-man lawn & garden equipment hex patch bolt (replaces 910-1309)

Part #710-1309

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

Part #710-0599

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Yard Machines Lawn & Garden Equipment Bell Washer (replaces 936-0242) 736-0242
Yard machines lawn & garden equipment bell washer (replaces 936-0242)

Part #736-0242

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Sears Lawn Tractor Screw 710-0627
Sears lawn tractor screw

Part #710-0627

This item is not returnable
$6.47 | 
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Lock Washer 736-0119
#12

Engine diagram

Lock washer

Part #736-0119

Replaced by #936-0119

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Manufacturer substitution
This part replaces 736-0119. Substitute parts can look different from the original.
This item is not returnable
$6.05 | 
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Toro Lawn Tractor Socket Screw (replaces 710-1314) 710-1314A
#5

Engine diagram

Toro lawn tractor socket screw (replaces 710-1314)

Part #710-1314A

This item is not returnable
$5.68 | 
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Lawn Tractor Flat Washer 736-0362
#17

Transmission diagram

Lawn tractor flat washer

Part #736-0362

This item is not returnable
$6.87 | 
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