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  MTD 12A-379W300 (2003) Lawn Mower Parts
MTD Lawn Mower Replacement For Model 12A-379W300 (2003)

MTD Lawn Mower Replacement Parts For Model 12A-379W300 (2003)

We Sell Only Genuine MTD Parts

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Popular Parts for MTD 12A-379W300 (2003)

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Front_Axle_Assembly_And_Height_Adjuster
General_Assembly
Transmission_Assembly
Showing All Parts
Front_Axle_Assembly_And_Height_Adjuster
MTD 12A-379W300 (2003) Lawn Mower Front_Axle_Assembly_And_Height_Adjuster Diagram
 Fig #
1
Axle: Asm. Front
 $119.48

Part Number:611-0060-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $119.48
Usually ships in 7 - 12 business days
 $119.48
2
Screw Ab 1/4x14x.5
 $6.55

Part Number:710-1348

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.55
Usually ships in 7 - 12 business days
 $6.55
3
Use 914-0104
 $4.99

Part Number:714-0104

In Stock

In Stock

Note: for Models 1463834h & 146w834p Only
 $4.99
In Stock
 $4.99
4
Spring Extension
 $11.85

Part Number:932-0820

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.85
Usually ships in 7 - 12 business days
 $11.85
5
Rod-adj Single Lvr
 $22.10

Part Number:747-0920A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $22.10
Usually ships in 7 - 12 business days
 $22.10
6
Washer, .401 X .870 X .063
 $4.99

Part Number:736-0105

In Stock

In Stock

Note: For Models 586, 587b & 588
 $4.99
In Stock
 $4.99
7
Use 938-0102
 $10.08

Part Number:738-0102

In Stock

In Stock

Note: (282 Only)
 $10.08
In Stock
 $10.08
8
Wheel Asm.comp 8x2
 $50.07

Part Number:734-1978

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Bearing P/N 741-0484)
 $50.07
Usually ships in 7 - 12 business days
 $50.07
9
Hub Cap-grey
 $10.10

Part Number:731-0981C

In Stock

In Stock

Note: (if Equipped)
 $10.10
In Stock
 $10.10
10
Washer-wave
 $4.99

Part Number:936-0504

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: for Models 587b, 596, and 598.
 $4.99
Usually ships in 7 - 12 business days
 $4.99
General_Assembly
MTD 12A-379W300 (2003) Lawn Mower General_Assembly class=
 Fig #
1
Handle Asm-controlpo
 $63.86

Part Number:747-0824B-0637

In Stock

In Stock

Note: (Std.)
 $63.86
In Stock
 $63.86
2
Baffle Rr 21
 $45.72

Part Number:731-1639

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $45.72
Usually ships in 7 - 12 business days
 $45.72
3
Screw-oval C-sunk
 $4.99

Part Number:710-0605

In Stock

In Stock

Note: For Models 148 and 149
 $4.99
In Stock
 $4.99
4
Washer-spring
 $6.61

Part Number:936-0501

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: For Models 148 and 149
 $6.61
Usually ships in 7 - 12 business days
 $6.61
5
Handle Knob
 $4.99

Part Number:720-0279

In Stock

In Stock

Note: New Part
 $4.99
In Stock
 $4.99
6
Body-throttle
 $9.45

Part Number:946-0875

In Stock

In Stock

Note: For Models 148 and 149
 $9.45
In Stock
 $9.45
7
Hex Lock Nut 1/4-20
 $3.99

Part Number:712-0324

In Stock

In Stock

Note: Part of Motor, Switch & Cord Ass\\\\\\\'y. Comp. (Ref. 49)
 $3.99
In Stock
 $3.99
8
Handle-upper Short
 $45.74

Part Number:749-0439E-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. Ref. No. 9)
 $45.74
Usually ships in 7 - 12 business days
 $45.74
9
Lever-throttle
 $8.21

Part Number:946-0876

In Stock

In Stock

Note: For Models 148 and 149
 $8.21
In Stock
 $8.21
12
Cable Throttle 47
 $28.84

Part Number:946-1115

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: For Models 411, 413, 423, 425)
 $28.84
Usually ships in 7 - 12 business days
 $28.84
12
Cable-throttle 55
 $14.31

Part Number:946-0671A

In Stock

In Stock

Note: For Models 148 and 149
 $14.31
In Stock
 $14.31
12
Cable-throttle
 $18.71

Part Number:946-0674A

In Stock

In Stock

Note: for Model 848c Only.
 $18.71
In Stock
 $18.71
13
Rope Guide
 $3.99

Part Number:710-1205

In Stock

In Stock

Note: (Model 959 Only)
 $3.99
In Stock
 $3.99
14
Wire Rod
 $4.99

Part Number:732P0700

In Stock

In Stock

Note: New Part
 $4.99
In Stock
 $4.99
15
Knob-star 5/16-18
 $6.64

Part Number:720-04072A

In Stock

In Stock

Note: Use With Carriage Bolt, 5/16-18 X .875
 $6.64
In Stock
 $6.64
16
Cable-control-tec
 $27.66

Part Number:946-0557

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $27.66
Usually ships in 7 - 12 business days
 $27.66
17
Tie-cable 7
 $3.99

Part Number:725-0157

In Stock

In Stock

Note: (W/ Heated Grips)
 $3.99
In Stock
 $3.99
18
Curved Hd. Screw-5/16-18x2-1/2
 $6.86

Part Number:710-1174

In Stock

In Stock

Note: 500 & 600 Series
 $6.86
In Stock
 $6.86
19
Use 749-0907b
 $51.64

Part Number:749-0907B-0637

In Stock

In Stock

Note: (Code: N)
 $51.64
In Stock
 $51.64
20
Control Box-thrott
 $37.35

Part Number:811-0185

In Stock

In Stock

Note: (Inc. Ref. 4,5,6,7,8)
 $37.35
In Stock
 $37.35
21
Hex Sems Scr. #10-32 X .3"
 $4.99

Part Number:710-0871

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
22
Spark Plug Boot Obsolete - Not Available
 $2.99

Part Number:735-0639

Discontinued

Discontinued

Note: (Optional)
 $2.99
Discontinued
23
Casing Clamp
 $5.39

Part Number:BS-690798

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Model D604g)
 $5.39
Usually ships in 7 - 12 business days
 $5.39
24
Screw-truss Mach
 $4.99

Part Number:710-1220

In Stock

In Stock

Note: for Model E899f Only.
 $4.99
In Stock
 $4.99
25
Screw-truss Mach
 $4.99

Part Number:710-0351

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used on Briggs and Stratton Engines Only
 $4.99
Usually ships in 7 - 12 business days
 $4.99
28
Cover Belt
 $47.45

Part Number:731-1714A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $47.45
Usually ships in 7 - 12 business days
 $47.45
35
Use 914-0104
 $4.99

Part Number:714-0104

In Stock

In Stock

Note: for Models 1463834h & 146w834p Only
 $4.99
In Stock
 $4.99
37
Rod Pivot
 $13.80

Part Number:747-0922

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $13.80
Usually ships in 7 - 12 business days
 $13.80
38
Spacer Shldr.
 $3.99

Part Number:950-1068

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $3.99
Usually ships in 7 - 12 business days
 $3.99
39
Torsion Spring L.h.
 $12.11

Part Number:932-04074

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $12.11
Usually ships in 7 - 12 business days
 $12.11
44
Handle Brkt. Ass'y - L.H. Obsolete - Not Available
 $2.99

Part Number:782-3029

Discontinued

Discontinued
 $2.99
Discontinued
45
Screw-tap 1/4-20
 $4.99

Part Number:710-0653

In Stock

In Stock

Note: Manual Pto
 $4.99
In Stock
 $4.99
47
Nut-u
 $5.93

Part Number:912-0400

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.93
Usually ships in 7 - 12 business days
 $5.93
48
Handle Brkt. Ass'y- R.H. Obsolete - Not Available
 $2.99

Part Number:782-3030

Discontinued

Discontinued
 $2.99
Discontinued
49
Screw Ab 1/4x14x.5
 $6.55

Part Number:710-1348

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.55
Usually ships in 7 - 12 business days
 $6.55
52
Screw-hex
 $4.99

Part Number:710-0654A

In Stock

In Stock

Note: Code 665
 $4.99
In Stock
 $4.99
56
Rear Trail Shield
 $30.46

Part Number:731-04998

In Stock

In Stock

Note: Purchase of wire rod may be necessary. Check your existing wire rod before ordering.
 $30.46
In Stock
 $30.46
57
Rear Chute Door Obsolete - Not Available
 $104.63

Part Number:782-7599B-0637

Discontinued

Discontinued

Note: (Code N)
 $104.63
Discontinued
58
Bracket-mtg
 $7.76

Part Number:782-9050-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (if Equipped)
 $7.76
Usually ships in 7 - 12 business days
 $7.76
59
Cover Hardtop
 $54.30

Part Number:731-0068

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: If Equipped
 $54.30
Usually ships in 7 - 12 business days
 $54.30
61
Frame Grassctchr
 $114.24

Part Number:747-0919-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $114.24
Usually ships in 7 - 12 business days
 $114.24
62
Bag Grass
 $120.50

Part Number:964-0080

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $120.50
Usually ships in 7 - 12 business days
 $120.50
72
Bell Blade Support
 $5.84

Part Number:736-0524B-1

In Stock

In Stock

Note: Briggs & Stratton Engine
 $5.84
In Stock
 $5.84
73
Blade-21 Mulching
 $32.37

Part Number:942-0741A

In Stock

In Stock

Note: Blade Secured With 1 Bolt.
 $32.37
In Stock
 $32.37
74
Adapter-blad
 $18.48

Part Number:748-0377E

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 11a-544 Models
 $18.48
Usually ships in 7 - 12 business days
 $18.48
74
Kit-blade Adapter
 $41.85

Part Number:753-0609

In Stock

In Stock

Note: Blade Secured With 1 Bolt.
 $41.85
In Stock
 $41.85
75
Hex Screw
 $7.67

Part Number:710-1257

In Stock

In Stock

Note: (W/#6 X 2.15 W/Star Blade Adapter)
 $7.67
In Stock
 $7.67
76
Spacer Eng. Crank
 $4.99

Part Number:748-0358

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Keyed)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
77
Fl- Wash..85 I.d.
 $5.98

Part Number:736-0514

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Used W/Keyed Adapter)
 $5.98
Usually ships in 7 - 12 business days
 $5.98
78
Washer Spring
 $5.20

Part Number:936-0513

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Equipped on Units With Briggs & Stratton Engine
 $5.20
Usually ships in 7 - 12 business days
 $5.20
79
Pulley-half-upper
 $8.12

Part Number:756-0962

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Keyed)
 $8.12
Usually ships in 7 - 12 business days
 $8.12
80
Pulley-half-lower
 $11.85

Part Number:956-0979

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Used W/Keyed Adapter)
 $11.85
Usually ships in 7 - 12 business days
 $11.85
81
Wheel Comp 8x2 Lin
 $30.19

Part Number:734-1979

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.19
Usually ships in 7 - 12 business days
 $30.19
82
Axle Assy: Rr
 $49.37

Part Number:638-0005

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $49.37
Usually ships in 7 - 12 business days
 $49.37
83
Axle: Asm. Chain
 $80.32

Part Number:682-7518-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $80.32
Usually ships in 7 - 12 business days
 $80.32
84
Cover Ass'y - Chain Obsolete - Not Available
 $25.79

Part Number:682-7524

Discontinued

Discontinued
 $25.79
Discontinued
85
Screw, 5/16-18 X .625
 $4.99

Part Number:710-0604A

In Stock

In Stock

Note: for Model 146w834h401
 $4.99
In Stock
 $4.99
86
Screw-tap 1/4-20
 $4.99

Part Number:710-0653

In Stock

In Stock

Note: Manual Pto
 $4.99
In Stock
 $4.99
87
Hex Bolt 1/4-20 X .62
 $3.99

Part Number:710-0751

In Stock

In Stock

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if These Items Cannot Be Obtained Locally, Order by Part Num
 $3.99
In Stock
 $3.99
88
Hex Wash. Scr. 1/4-14 X .625
 $4.99

Part Number:710-0896

In Stock

In Stock
 $4.99
In Stock
 $4.99
89
Hex Tt-tap Scr. 3.8-16 X 1.25
 $4.99

Part Number:710-1315

In Stock

In Stock

Note: (Model D604g)
 $4.99
In Stock
 $4.99
90
Pin-clevis
 $12.16

Part Number:911-0835

In Stock

In Stock

Note: (if Equipped)
 $12.16
In Stock
 $12.16
91
Chain: Endless #48
 $15.52

Part Number:913-0421

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $15.52
Usually ships in 7 - 12 business days
 $15.52
93
Grip-foam
 $7.16

Part Number:720-0230

In Stock

In Stock

Note: If Equipped
 $7.16
In Stock
 $7.16
94
Lever-spring
 $15.93

Part Number:732-0803A

In Stock

In Stock

Note: Code N
 $15.93
In Stock
 $15.93
95
Spring Torsion
 $18.88

Part Number:732-0818

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $18.88
Usually ships in 7 - 12 business days
 $18.88
96
Bell-wash. 1/4 I.d.
 $3.99

Part Number:736-0270

In Stock

In Stock

Note: If Equipped
 $3.99
In Stock
 $3.99
97
Use 936-0369
 $4.99

Part Number:736-0369

In Stock

In Stock

Note: (as Required)
 $4.99
In Stock
 $4.99
98
Nut-shld
 $10.87

Part Number:938-0529

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Code N
 $10.87
Usually ships in 7 - 12 business days
 $10.87
99
Bearing-hex Flange
 $7.80

Part Number:741-0324A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Models 820 Thru 829
 $7.80
Usually ships in 7 - 12 business days
 $7.80
100
Use 941-0522
 $8.49

Part Number:741-0522

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.49
Usually ships in 7 - 12 business days
 $8.49
101
Bearing:sleeve Hex
 $4.99

Part Number:741-0978

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Code N
 $4.99
Usually ships in 7 - 12 business days
 $4.99
102
Ratchet
 $9.97

Part Number:948-0318

In Stock

In Stock

Note: Models 820 Thru 829
 $9.97
In Stock
 $9.97
103
Spacer-.375x.625x.
 $5.99

Part Number:750-0807

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Found on Models Equipped With a Manual Pto Only.
 $5.99
Usually ships in 7 - 12 business days
 $5.99
104
Spacer:shld
 $6.85

Part Number:950-1056

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Code N
 $6.85
Usually ships in 7 - 12 business days
 $6.85
105
Spacer
 $3.99

Part Number:950-1075

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
106
Arm-pivot Rr
 $43.25

Part Number:782-0566B-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $43.25
Usually ships in 7 - 12 business days
 $43.25
107
Bracket.lift Assy.
 $8.36

Part Number:782-0568-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Code N
 $8.36
Usually ships in 7 - 12 business days
 $8.36
108
Cable-clutch
 $32.03

Part Number:946-0713A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $32.03
Usually ships in 7 - 12 business days
 $32.03
109
Kit-control Hsg.
 $52.24

Part Number:753-0833

In Stock

In Stock

Note: (Not Shown)
 $52.24
In Stock
 $52.24
110
Kit-control Hsg.
 $52.24

Part Number:753-0833

In Stock

In Stock

Note: (Not Shown)
 $52.24
In Stock
 $52.24
111
Kit-control Hsg.
 $52.24

Part Number:753-0833

In Stock

In Stock

Note: (Not Shown)
 $52.24
In Stock
 $52.24
112
Lever-control
 $14.86

Part Number:731-0620A

In Stock

In Stock

Note: (Not Shown)
 $14.86
In Stock
 $14.86
113
Screw-csk Phil Hd
 $4.99

Part Number:710-1667A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Electric Start Models Only
 $4.99
Usually ships in 7 - 12 business days
 $4.99
114
Nut-flat Wel
 $4.99

Part Number:712-0414

In Stock

In Stock

Note: (Used W/Ref. #88)
 $4.99
In Stock
 $4.99
115
Plate-pawl
 $6.31

Part Number:16855

In Stock

In Stock
 $6.31
In Stock
 $6.31
116
Pawl - Lh
 $11.33

Part Number:948-0188B

In Stock

In Stock
 $11.33
In Stock
 $11.33
116
Pawl - Rh
 $12.22

Part Number:748-0381

In Stock

In Stock

Note: (Not Shown)
 $12.22
In Stock
 $12.22
117
Use 938-0137a
 $10.85

Part Number:738-0137A

In Stock

In Stock

Note: (Optional)
 $10.85
In Stock
 $10.85
118
Spring
 $4.99

Part Number:10622B

In Stock

In Stock
 $4.99
In Stock
 $4.99
119
Hub Cap-grey
 $10.10

Part Number:731-0981C

In Stock

In Stock

Note: (if Equipped)
 $10.10
In Stock
 $10.10
120
Plug Mulch
 $39.92

Part Number:931-1685

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $39.92
Usually ships in 7 - 12 business days
 $39.92
121
Deflector-chute
 $71.64

Part Number:931-1461

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Optional
 $71.64
Usually ships in 7 - 12 business days
 $71.64
122
Chute Mounting Rod
 $12.64

Part Number:747-0958

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $12.64
Usually ships in 7 - 12 business days
 $12.64
123
Hex Lock Nut 1/4-20
 $3.99

Part Number:712-0324

In Stock

In Stock

Note: Part of Motor, Switch & Cord Ass\\\\\\\'y. Comp. (Ref. 49)
 $3.99
In Stock
 $3.99
124
Truss Mach. Scr. 1/4-20 X .75
 $4.99

Part Number:710-0924

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Purchase Locally
 $4.99
Usually ships in 7 - 12 business days
 $4.99
125
Foam Grip - 9
 $7.01

Part Number:720-0294A

In Stock

In Stock

Note: (2 Required)
 $7.01
In Stock
 $7.01
126
Belt-v 3/8 X 39
 $30.59

Part Number:954-0271

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.59
Usually ships in 7 - 12 business days
 $30.59
128
Window/inspection
 $7.39

Part Number:782-7018-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.39
Usually ships in 7 - 12 business days
 $7.39
129
Screw, 1/4-20 X 1.75
 $6.49

Part Number:710-1026

In Stock

In Stock

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if These Items Cannot Be Obtained Locally, Order by Part Num
 $6.49
In Stock
 $6.49
130
Washer-lock
 $4.99

Part Number:936-0329

In Stock

In Stock

Note: (for Model E633e)
 $4.99
In Stock
 $4.99
131
Fl. Wash. .271 X .630 X .065
 $6.11

Part Number:736-3020

In Stock

In Stock
 $6.11
In Stock
 $6.11
132
Nut-hex 1/4-20
 $4.99

Part Number:912-0287

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if Items Cannot Be Obtained Locally, Order by Part Number an
 $4.99
Usually ships in 7 - 12 business days
 $4.99
136
C-sunk Screw 1/4-20 X 1.3 Obsolete - Not Available
 $4.99

Part Number:710-1270

Discontinued

Discontinued

Note: (Used W/Ref. #54)
 $4.99
Discontinued
137
Throttle Housing W/o Cable
 $17.12

Part Number:746-0883

In Stock

In Stock

Note: For Model 147 Only
 $17.12
In Stock
 $17.12
138
Hex Wash. Scr. 1/4-14 X .625
 $4.99

Part Number:710-0896

In Stock

In Stock
 $4.99
In Stock
 $4.99
139
Saddle Washer
 $4.99

Part Number:736-0451

In Stock

In Stock
 $4.99
In Stock
 $4.99
Transmission_Assembly
MTD 12A-379W300 (2003) Lawn Mower Transmission_Assembly class=
 Fig #
1
Nut-hex Jam 5/16-2
 $6.89

Part Number:712-3025

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.89
Usually ships in 7 - 12 business days
 $6.89
2
Use 936-0425
 $4.99

Part Number:736-0425

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Optional
 $4.99
Usually ships in 7 - 12 business days
 $4.99
3
Pulley:trans
 $35.83

Part Number:756-0656

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $35.83
Usually ships in 7 - 12 business days
 $35.83
4
Washer-flat
 $4.99

Part Number:736-3084

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
5
Nut-hex Ins-l
 $4.99

Part Number:712-0896

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (586)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
6
Guard Belt
 $14.77

Part Number:782-7598

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $14.77
Usually ships in 7 - 12 business days
 $14.77
7
Ball Bearing, 17 X 40 X 12
 $25.51

Part Number:941-0600

In Stock

In Stock

Note: Part of Motor, Switch & Cord Ass\\\\\\\'y. Comp. (Ref. 49)
 $25.51
In Stock
 $25.51
8
Spacer:flange
 $4.99

Part Number:750-1050

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $4.99
Usually ships in 7 - 12 business days
 $4.99
9
Bracket. Asm. Idler
 $18.25

Part Number:982-0027A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Code: N)
 $18.25
Usually ships in 7 - 12 business days
 $18.25
10
Screw-hex 1/4-28 X
 $4.99

Part Number:710-0299

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
11
Spring-extension
 $4.99

Part Number:932-0849A

In Stock

In Stock

Note: (Code: N)
 $4.99
In Stock
 $4.99
12
Bearing-sleeve .87
 $10.88

Part Number:741-0682A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Code: N)
 $10.88
Usually ships in 7 - 12 business days
 $10.88
13
Washer-flat
 $6.05

Part Number:936-0570

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $6.05
Usually ships in 7 - 12 business days
 $6.05
14
Seal-oil .500x.687
 $9.85

Part Number:921-0329

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $9.85
Usually ships in 7 - 12 business days
 $9.85
15
Upper Housing Assembly.
 $40.84

Part Number:618-0253

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $40.84
Usually ships in 7 - 12 business days
 $40.84
16
Washer-thrust
 $4.99

Part Number:936-0616

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Code: N)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
17
Shaft Pinion 10th
 $66.66

Part Number:917-1487

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Code: N)
 $66.66
Usually ships in 7 - 12 business days
 $66.66
18
Thrust Wash. .382" I.d. X
 $6.49

Part Number:736-0314

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.49
Usually ships in 7 - 12 business days
 $6.49
19
Washr-thrust
 $8.27

Part Number:936-0569

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $8.27
Usually ships in 7 - 12 business days
 $8.27
20
Housing Assy-lowe
 $45.87

Part Number:918-0252

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $45.87
Usually ships in 7 - 12 business days
 $45.87
21
Screw, 1/4-20 X .750
 $4.99

Part Number:710-0642

In Stock

In Stock

Note: (4 Bolts Needed for Center Auger Bracket)
 $4.99
In Stock
 $4.99
22
Bracket. Cable Guard
 $13.53

Part Number:782-7601A-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Code: N)
 $13.53
Usually ships in 7 - 12 business days
 $13.53
23
Bearing
 $9.33

Part Number:941-0674

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $9.33
Usually ships in 7 - 12 business days
 $9.33
24
Shaft Asm. Output
 $130.97

Part Number:911-0066

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $130.97
Usually ships in 7 - 12 business days
 $130.97
25
Grease Plug
 $4.99

Part Number:721-0325

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
26
Gear-34t
 $61.10

Part Number:717-1469

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $61.10
Usually ships in 7 - 12 business days
 $61.10
27
Shaft-output W/6t
 $33.09

Part Number:711-1168

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $33.09
Usually ships in 7 - 12 business days
 $33.09
28
Bearing-flange .44
 $6.24

Part Number:941-0673

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $6.24
Usually ships in 7 - 12 business days
 $6.24
30
Bracket Pivot Tra
 $25.88

Part Number:782-7595

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: New Part
 $25.88
Usually ships in 7 - 12 business days
 $25.88
31
Bearing-hex Flange
 $7.80

Part Number:741-0324A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Models 820 Thru 829
 $7.80
Usually ships in 7 - 12 business days
 $7.80
32
Use 936-0369
 $4.99

Part Number:736-0369

In Stock

In Stock

Note: (as Required)
 $4.99
In Stock
 $4.99
33
Bearing-thrust .50
 $4.99

Part Number:741-0690

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Code: N)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
800
Trans.asm.comp. 6t
 $269.33

Part Number:918-0263A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Complete
 $269.33
Usually ships in 7 - 12 business days
 $269.33
 Fig #
Lawn Mower Parts

Repair Guides for MTD Lawn Mower 12A-379W300 (2003)

How to Replace the Fuel Filters in Your Outdoor Power Equipment

This video will help you troubleshoot your fuel-line replacement repairs.

Quick Fix: How to Clean a Spark Arrestor Screen on a Small 2-Cycle Engine

This repair video will instruct you how to repair a dirty or damaged spark arrestor on your small engine.

How to Test a Small Engine for Spark

If your small engine isn't starting, you'll need to diagnose many issues including the spark plug. This video walks you through the steps of how to test for a spark using a spark tester.

Quick Fix: How to Replace the Spark Plug in a Small Engine

This video will help you replace the spark plug on a small engine which will help get your gas powered equipment up and running again.

Questions & Answers for MTD 12A-379W300 (2003)

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