Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
MTD Lawn Tractor Replacement Parts For Model 138-664-307 (1988)
We Sell Only Genuine MTD Parts
Popular Parts for 138-664-307
In Stock
Minimum Quantity of 2 required
$6.16
In Stock
$10.67
In Stock
Minimum Quantity of 2 required
$6.82
In Stock
Minimum Quantity of 2 required
$6.65
In Stock
$24.09
On Order
$7.04
In Stock
$9.29
In Stock
$10.67
Search Within Model
Browse all Parts
Search by Area
_WW_1.gif "Page A Diagram and Parts List for 1988 MTD Lawn Tractor")
_WW_2.gif "Page B Diagram and Parts List for 1988 MTD Lawn Tractor")
_WW_3.gif "Page C Diagram and Parts List for 1988 MTD Lawn Tractor")
_WW_4.gif "Page D Diagram and Parts List for 1988 MTD Lawn Tractor")
_WW_5.gif "Page E Diagram and Parts List for 1988 MTD Lawn Tractor")
_WW_6.gif "Page F Diagram and Parts List for 1988 MTD Lawn Tractor")
_WW_7.gif "Page G Diagram and Parts List for 1988 MTD Lawn Tractor")
_WW_8.gif "Page H Diagram and Parts List for 1988 MTD Lawn Tractor")
_WW_9.gif "Page I Diagram and Parts List for 1988 MTD Lawn Tractor")
Previous
Showing All Parts
Next
Page A
_WW_1.gif "Page A Diagram and Parts List for 1988 MTD Lawn Tractor")
-
A1
-
A2
$6.30
-
A3
$10.98
-
A4
$6.16
-
A5
$7.04
-
A5A
-
A9
$6.65
-
A11
-
A11A
-
A12
-
A13
-
A14
-
A15
-
A16
$6.16
-
A17
-
A18
$7.48
-
A19
$6.16
-
A20
-
A26
-
A27
-
A27A
-
A30
$6.16
-
A31
$11.25
-
A32
$6.16
-
A36
$9.90
-
A37
-
A38
-
A39
-
A40
$6.16
-
A41
-
A42
-
A43
-
A44
-
A45
$7.07
-
A46
-
A47
$6.16
-
A49
-
A51
$7.04
-
A52
-
A55
-
A56
-
A58
$15.50
-
A59
$6.65
-
A60
$7.27
-
A61
$7.17
-
A62
$7.27
-
A63
$8.94
-
A64
-
A65
$10.67
-
A68
$6.16
-
A69
-
A70
-
A71
$6.16
-
A72
-
A73
$32.14
-
A74
$45.30
-
A75
$75.85
-
A76
-
A77
-
A80
-
A81
$6.73
-
A83
$7.00
-
A84
-
A85
$6.16
-
A86
-
A87
$6.65
-
A88
$7.04
-
A89
$6.16
-
A90
-
A91
-
A91A
-
A92
$7.07
-
A93
-
A93A
-
A94
$6.17
-
A95
$6.86
-
A96
-
A97
$49.16
-
A98
$7.62
-
A99
$7.07
Page B
_WW_2.gif "Page B Diagram and Parts List for 1988 MTD Lawn Tractor")
-
B1
-
B2
-
B3
-
B4
$16.71
-
B5
$57.17
-
B6
$28.30
-
B8
$42.38
-
B9
-
B10
-
B11
-
B12
$14.88
-
B13
-
B16
$10.46
-
B17
-
B18
-
B19
$91.79
-
B20
$45.99
-
B21
$10.13
-
B22
-
B23
-
B24
-
B25
-
B26
-
B27
-
B28
-
B29
Page C
_WW_3.gif "Page C Diagram and Parts List for 1988 MTD Lawn Tractor")
-
C1
-
C2
$6.16
-
C3
$6.16
-
C4
$6.16
-
C5
$6.16
-
C6
$7.07
-
C8
-
C9
-
C11
$56.96
-
C12
$10.90
-
C14
-
C15
$10.46
-
C16
-
C17
-
C20
$6.16
-
C21
-
C22
-
C23
$6.65
-
C24
$7.04
-
C25
-
C26
-
C27
-
C28
-
C29
$29.79
-
C30
-
C31
-
C32
$6.16
-
C33
-
C34
$30.89
-
C35
$46.25
-
C36
-
C37
$7.07
-
C38
$7.27
-
C40
$6.73
-
C41
-
C43
-
C44
-
C45
-
C46
$9.03
-
C47
$62.04
-
C48
-
C49
$10.90
-
C50
-
C51
-
C52
-
C53
-
C54
$6.16
-
C55
-
C55A
-
C56
$6.16
-
C57
$7.04
-
C58
$6.16
-
C59
$43.21
-
C60
$18.56
-
C62
$6.71
-
C63
$16.71
-
C64
$57.17
-
C65
-
C66
$28.30
-
C67
$42.38
-
C68
-
C68A
$53.33
-
C69
$7.17
-
C70
-
C71
-
C72
$10.77
-
C73
-
C74
$7.00
-
C76
$32.14
-
C77
$6.30
-
C79
$6.16
-
C80
-
C81
$6.16
-
C82
-
C83
-
C84
$22.77
-
C85
-
C89
$10.90
-
C90
$6.16
-
C91
-
C92
$10.90
-
C93
-
C94
$10.13
-
C95
$10.90
-
C96
$6.30
-
C97
$6.73
-
C98
-
C99
-
C100
-
C101
$6.16
-
C102
-
C103
-
C104
-
C104A
-
C105
$6.16
-
C108
-
C109
$7.07
-
C110
$6.16
-
C111
-
C112
Page D
_WW_4.gif "Page D Diagram and Parts List for 1988 MTD Lawn Tractor")
-
D1
-
D2
$7.94
-
D3
$6.82
-
D4
-
D5
-
D6
-
D7
-
D8
$6.16
-
D9
$17.28
-
D10
-
D11
$6.25
-
D12
$6.16
-
D13
$7.07
-
D14
$6.16
-
D15
$6.16
-
D16
-
D17
$29.79
-
D18
$6.16
-
D19
$6.16
-
D20
$6.16
-
D21
$7.94
-
D22
$63.24
-
D23
$7.13
-
D24
$10.17
-
D26
-
D27
$7.00
-
D28
$6.16
-
D29
$24.09
-
D30
-
D31
$6.16
-
D32
$167.64
-
D33
$283.40
-
D33A
-
D34
-
D34A
$6.16
-
D34B
$8.70
-
D35
$43.82
-
D36
$6.16
-
D37
-
D37A
-
D38
$6.16
-
D39
$6.25
-
D40
$16.52
-
D42
$6.16
-
D43
$6.25
-
D44
$6.65
-
D45
$7.07
-
D46
-
D47
$7.00
-
D48
$6.16
-
D49
$7.04
-
D50
$6.65
-
D51
$70.96
-
D52
$10.17
-
D53
$6.25
-
D54
$97.33
-
D55
$6.16
-
D57
$14.88
-
D58
$7.13
-
D59
$6.25
-
D60
$24.09
-
D61
$6.16
-
D62
-
D64
-
D65
-
D66
-
D67
-
D68
Page E
_WW_5.gif "Page E Diagram and Parts List for 1988 MTD Lawn Tractor")
-
E
-
E2
-
E3
$23.31
-
E4
-
E5
$6.65
-
E6
-
E7
-
E8
-
E9
$6.16
-
E10
-
E11
-
E12
$16.47
-
E13
-
E14
$7.07
-
E15
$6.16
-
E16
$19.79
-
E17
$6.82
-
E18
$7.04
-
E19
$12.72
-
E20
$6.16
-
E21
-
E22
$13.07
-
E23
$7.00
-
E24
$13.74
-
E25
$54.89
-
E26
$6.16
-
E27
-
E28
$6.25
-
E29
$7.00
-
E30
$349.92
-
E31
$6.16
-
E32
$7.00
-
E33
-
E34
$29.11
-
E35
$6.16
-
E35A
$6.16
-
E37
$7.13
-
E38
-
E39
$7.27
-
E40
$6.16
-
E41
-
E42
-
E43
$6.16
-
E44
-
E45
$11.25
-
E47
-
E48
$19.50
-
E49
$45.32
-
E50
$6.16
-
E51
-
E52
-
E53
$6.84
-
E54
$19.27
-
E55
$7.04
-
E56
-
E56A
-
E57
$161.93
-
E58
$6.16
-
E59
$6.69
-
E60
-
E61
$17.98
-
E62
$17.43
-
E63
-
E64
-
E65
-
E66
-
E67
-
E68
-
E69
$7.13
-
E70
$6.99
-
E71
-
E72
-
E73
$16.52
-
E74
$59.31
-
E75
-
E76
$7.07
-
E77
$10.90
-
E78
$7.17
-
E79
$53.30
-
E80
$10.86
-
E81
$5.35
-
E82
$279.15
-
E83
$8.55
-
E84
-
E85
$16.19
-
E86
-
E86A
-
E87
$10.86
-
E88
$45.99
-
E89
-
E90
$6.16
-
E91
-
E92
-
E93
$10.90
-
E94
$23.41
-
E95
-
E95A
$10.77
-
E95B
$6.17
-
E98
$48.43
-
E99
$6.16
-
E100
$11.31
-
E101
$7.13
-
E102
-
E103
$7.27
-
E104
$13.26
-
E105
-
E106
$6.16
-
E107
-
E108
$7.13
-
E109
$21.86
-
E111
$6.16
-
E112
$6.16
-
E113
$12.39
-
E114
$10.84
-
E115
$6.25
-
E116
$6.16
-
E117
-
E118
-
E119
-
E120
$6.16
-
E121
$6.16
-
E122
$11.25
-
E123
$10.86
-
E124
-
E125
-
E126
-
E127
-
E128
-
E129
$46.87
Page F
_WW_6.gif "Page F Diagram and Parts List for 1988 MTD Lawn Tractor")
-
F1
-
F2
$7.94
-
F3
$6.82
-
F4
-
F4A
-
F5
-
F6
-
F7
$11.21
-
F8
$6.16
-
F9
$17.28
-
F10
-
F11
$6.25
-
F12
$6.16
-
F13
$7.07
-
F14
$6.16
-
F15
$6.16
-
F16
-
F17
$29.79
-
F18
$6.16
-
F19
$6.16
-
F20
$6.16
-
F21
$7.94
-
F22
$63.24
-
F23
$7.13
-
F24
$10.17
-
F26
-
F26A
-
F27
$7.00
-
F28
$6.16
-
F29
$24.09
-
F30
-
F31
$6.16
-
F32
$167.64
-
F32A
-
F33A
$283.40
-
F33B
$283.40
-
F34A
-
F34B
-
F35
$10.67
-
F36
$6.16
-
F37
$9.29
-
F37A
-
F38
$6.16
-
F39
$6.25
-
F40
$16.52
-
F42
$6.16
-
F43
$6.25
-
F44
$6.65
-
F45
$7.07
-
F46
-
F47
$7.00
-
F48
$6.16
-
F49
$7.04
-
F50
$6.65
-
F51
$70.96
-
F52
$10.17
-
F53
$6.25
-
F54
$97.33
-
F55
$6.16
-
F57
$7.00
-
F58
$7.13
-
F59
$6.25
-
F60
$24.09
-
F61
$6.16
Page G
_WW_7.gif "Page G Diagram and Parts List for 1988 MTD Lawn Tractor")
-
G3
-
G4
$7.04
-
G5
$6.65
-
G6
-
G7
-
G8
-
G9
$6.16
-
G10
$7.56
-
G10A
-
G11
-
G12
$10.36
-
G13
-
G14
$7.07
-
G15
$6.16
-
G16
$19.79
-
G17
$6.82
-
G18
$7.04
-
G19
$12.72
-
G20
$6.16
-
G21
$212.86
-
G21A
-
G22
$13.07
-
G23
$7.00
-
G24
$13.74
-
G25
$54.89
-
G26
$6.16
-
G27
-
G28
$6.25
-
G29
$7.00
-
G30
$349.92
-
G31
$6.16
-
G32
$7.00
-
G33
-
G34
$29.11
-
G35
$6.16
-
G36
$6.16
-
G37
$7.13
-
G38
-
G39
$7.27
-
G40
$6.16
-
G41
-
G42
-
G43
$6.16
-
G44
-
G45
$11.25
-
G46
-
G47
-
G48
$19.50
-
G49
$45.32
-
G50
$6.16
-
G51
-
G52
-
G53
$6.84
-
G54
$19.27
-
G55
$7.04
-
G56A
-
G56B
-
G56C
-
G56D
$363.76
-
G56E
$84.19
-
G57A
$161.93
-
G57B
$161.93
-
G57C
$26.38
-
G57D
$170.72
-
G57E
-
G58
$6.16
-
G59
$6.69
-
G60
-
G61
$17.98
-
G62
$17.43
-
G64
-
G65
-
G66
-
G67
-
G68
-
G69
$7.13
-
G70
$6.99
-
G71
-
G72
-
G73
$16.52
-
G74
$59.31
-
G75
-
G76
$7.07
-
G77
$10.90
-
G78
$7.17
-
G79
$53.30
-
G80
$10.86
-
G81
$5.35
-
G82
$279.15
-
G84
-
G85
$16.19
-
G86
-
G86A
-
G87
$10.86
-
G88
$45.99
-
G89
-
G90
$6.16
-
G91
-
G92
-
G94
$23.41
-
G95
-
G95A
$10.77
-
G97
$6.17
-
G98
$48.43
-
G99
$6.16
-
G100
$11.31
-
G101
$7.13
-
G102
-
G103
$7.27
-
G105
-
G106
$6.16
-
G107
-
G108
$7.13
-
G109
$21.86
-
G110
$17.11
-
G111
$6.16
-
G112
$6.16
-
G113
$12.39
-
G114
$10.84
-
G115
$6.25
-
G116
$6.16
-
G117
-
G118
-
G119
-
G120
$6.16
-
G121
$6.16
-
G122
$11.25
-
G123
$10.86
Page H
_WW_8.gif "Page H Diagram and Parts List for 1988 MTD Lawn Tractor")
-
H1
Truss.-Mach. Scr. 1/4-20 x .75" Lg.Part Number: 710-0924Special OrderMinimum Quantity of 2 required$6.25
-
H2
$6.73
-
H2A
-
H2B
$6.80
-
H2C
-
H3
$31.31
-
H4
-
H5
$6.82
-
H6
$21.86
-
H7
$10.90
-
H8
-
H9
$7.13
-
H10
$11.25
-
H11
$6.65
-
H12
$7.04
-
H13
$7.13
-
H15
-
H16
$6.16
-
H17
$6.16
-
H18
$14.19
-
H19
$6.16
Page I
_WW_9.gif "Page I Diagram and Parts List for 1988 MTD Lawn Tractor")
-
I
$50.04
-
I1
-
I2
-
I3
$10.77
-
I4
$9.90
-
I5
-
I6
$6.30
-
I7
-
I8
$144.47
-
I9
-
I10
$10.77
-
I12
$8.20
-
I13
$186.99
-
I14
$15.97
-
I15A
$6.16
-
I15B
Lawn Mower Flat Washer 5/8 X 1.0 X.030Part Number: 936-0336In StockMinimum Quantity of 2 required$7.07
-
I15C
$7.13
-
I16
-
I17
-
I18
-
I19
-
I20
-
I21
$7.36
-
I22
$166.88
-
I23
$13.94
-
I24
$13.57
-
I25
$18.40
-
I26
$6.81
-
I27
-
I28
$78.24
-
I30
$42.31
-
I31
$7.00
-
I33
$6.16
-
I34
-
I35
-
I36
$7.07
-
I37
-
I38
$7.27
-
I39
$7.15
-
I40
-
I41
-
I43
$10.67
-
I44
-
I45
-
I46
$14.90
-
I47
$6.91
-
I48
-
I49
-
I50
$6.63
-
I51
-
I52
$26.21
-
I53
$11.25
-
I54
Lawn Mower Flat Washer 5/8 X 1.0 X.030Part Number: 936-0336In StockMinimum Quantity of 2 required$7.07
-
I54A
$7.13
-
I54B
$6.16
-
I56
-
I57
-
I58
-
I59
$7.13
✖
Questions & Answers
?Our customer Service team is at the ready daily to answer your part and product questions.
We're sorry, but our Q&A experts are temporarily unavailable.
Please check back later if you still haven't found the answer you need.
Ask our Team
We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
✖