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 Riding Mowers and Tractors Lawn Tractor Replacement Parts For Model 13A878XT099
We Sell Only Genuine MTD Parts
Popular Parts for 13A878XT099
In Stock
Minimum Quantity of 2 required
$6.16
In Stock
$6.16
In Stock
$6.16
In Stock
$28.96
In Stock
$7.59
In Stock
$24.74
In Stock
$6.16
In Stock
$10.11
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Air intake
-
65
$31.22 -
74
$11.11
-
75
$73.71
-
76
-
77
-
78
$32.77
-
79
$32.77
-
81
$9.95
-
82
$9.95
Carburetor assembly
-
68
$7.83
-
69
$9.46
-
70
$7.98
-
71
$35.75
-
72
$12.97
-
73
$126.57
Crankcase
-
16
$24.57
-
17
$13.05
-
18
$9.18
-
19
$6.86
-
20
$6.40
-
21
$8.06
-
22
$14.71
-
23
$7.42
-
24
$6.53
-
26
$7.83
-
27
$6.92
-
28
$7.42
-
29
$370.95
-
30
$7.83
-
31
$7.98
-
32
$6.69
-
33
$9.61
-
34
$11.11
-
35
$9.03
-
36
$8.76
-
37
$10.48
-
38
$10.26
-
39
$56.87
-
40
$8.35
-
41
-
42
$7.00
-
43
$25.86
-
86
$11.11
-
87
$6.69
-
88
$16.24
-
89
$11.31
-
90
$7.83
-
104
$6.38
-
105
$7.83
-
123
$97.60
-
124
$7.62
-
127
$6.20
-
128
$16.24
-
129
$10.67
-
131
$73.78
-
132
$41.69
Crankshaft/crankcase cover
-
44
$328.03
-
45
$6.16
-
46
$292.88
-
47
$103.84
-
48
$103.84
-
49
$50.65
-
50
$7.27
-
51
$6.45
-
52
-
53
-
54
$7.98
-
55
$7.98
-
56
$7.98
-
57
$6.63
-
58
$6.63
-
59
$241.25
-
60
$7.04
-
61
$6.69
-
62
$6.16
-
63
$12.45
-
64
$20.67
-
91
$7.42
-
92
$7.98
-
93
$8.50
-
94
$7.62
-
95
$7.83
-
96
$8.50
-
97
$11.11
-
98
$77.72
-
99
$12.43
-
101
$6.45
-
102
$8.91
-
103
$109.53
-
111
$7.98
-
112
$38.74
-
114
$26.73
-
116
$7.83
-
117
$22.96
-
118
$7.83
Cylinder head
-
0
-
0A
$336.84
-
130
$36.11
-
137
$8.84
-
138
$9.70
-
139
$29.50
-
140
$29.50
-
141
$9.14
-
142
$12.31
-
143
$38.74
-
144
$26.23
-
145
$38.74
-
146
-
147
$331.30
-
148
$6.45
-
149
$9.24
-
150
$7.83
-
151
$7.42
-
152
$11.11
-
153
$8.24
-
154
$12.43
-
155
$7.83
-
156
$18.05
-
157
$16.06
-
158
$9.49
-
159
$6.16
-
160
$21.98
-
161
$40.84
Decals
-
1
$13.34
-
2
$13.34
-
3
$33.39
-
4
-
5
$14.88
-
6
$16.60
-
7
$10.13
-
8
$10.75
-
9
$10.75
-
10
$12.31
-
11
-
12
$7.77
-
13
$10.01
-
14
$6.71
-
15
$10.17
-
16
$10.13
-
17
$6.28
Deck/spindle/chute deflector
-
1
$130.11
-
2
$68.10
-
4
$131.89
-
5
-
7
$7.95
-
8
$6.16
-
9
$23.62
-
15
$6.16
-
16
$10.94
-
18
$6.16
-
21
$10.11
-
22
$6.38
-
23
$7.69
-
24
$20.77
-
25
$6.71
-
26
$36.60
-
27
$6.99
-
28
$41.46
-
29
$21.01
-
30
$6.71
-
31
$29.59
-
32
$14.21
-
34
$6.16
-
35
$7.15
-
36
$6.16
-
38
$10.86
-
39
$10.85
-
40
$13.26
-
41
$6.99
-
42
$6.82
-
43
$13.26
-
44
$40.35
-
45
$35.24
-
46
$13.49
-
47
$8.94
-
48
$7.59
-
49
$8.42
-
51
$18.15
-
52
$57.96
-
53
$66.16
-
54
$9.49
-
55
$36.85
-
56
$20.22
-
57
$91.71
-
58
$56.93
-
59
$29.38
-
60
$10.77
-
61
$36.85
-
62
$75.24
-
63
$13.84
-
64
$16.19
-
65
$46.90
-
66
$8.00
-
NI
$698.40
-
NI
$145.58
Engine shroud
-
1
$9.76
-
2
$9.70
-
3
$6.45
-
4
-
5
$78.71
-
6
$6.16
-
7
$14.09
Engine/muffler shield
-
1
$102.73
-
2
$6.16
-
3
$10.29
-
6
$11.11
-
8
$6.16
-
9
$6.16
-
10
$13.24
-
11
-
12
$8.42
-
13
$147.16
-
14
$10.31
-
15
$9.55
Fuel tank/upper dash panel
-
1
$6.16
-
3
$6.25
-
5
$6.16
-
7
$25.07
-
8
$6.80
-
9
$9.63
-
10
$17.53
-
11
$6.61
-
12
$15.02
-
13
$20.22
-
14
$6.16
-
15
$10.90
-
16
$6.17
-
17
$6.16
-
18
$6.16
-
20
$7.07
-
21
$12.26
-
22
$65.68
-
23
$66.13
-
24
$121.04
-
26
-
27
-
28
$55.68
-
29
$41.09
-
30
$7.17
-
31
$52.11
-
32
$145.18
-
33
$24.74
-
34
$9.10
-
35
$58.48
-
36
$22.09
Hood/bumper
-
4
$6.30
-
5
$9.03
-
6
$10.46
-
7
$7.42
-
8
$77.44
-
9
$14.88
-
10
$14.88
-
11
$9.95
-
12
$36.45
-
13
$10.01
-
14
$6.71
-
15
$7.11
-
16
$6.35
-
17
$58.61
-
18
$61.56
-
19
$173.82
-
20
$34.59
Ignition & electrical
-
8
$13.34
-
9
$9.70
-
10
$7.00
-
11
$16.06
-
12
$65.60
-
13
$281.17
-
14
$9.70
-
15
$121.70
-
106
$7.98
-
119
$115.97
-
120
$6.16
-
121
$6.16
Lift/battery/frame
-
1
$72.31
-
2
$6.16
-
4
$6.38
-
5
$62.50
-
6
$16.47
-
7
$11.40
-
8
$10.17
-
9
$66.02
-
11
$43.05
-
12
$59.39
-
13
$10.79
-
15
$6.16
-
16
$25.55
-
17
$15.52
-
18
$7.00
-
19
$13.07
-
20
$9.61
-
21
$7.10
-
22
$45.00
-
23
$57.85
-
24
$116.80
-
25
$36.62
-
27
$61.86
-
29
$6.73
-
30
$6.16
-
31
$6.16
-
32
$6.16
-
33
$6.45
-
34
$11.25
-
35
$6.16
-
36
$77.75
-
37
$26.21
-
38
$102.10
-
39
$14.35
-
40
$13.03
-
41
-
42
$8.10
-
43
$6.86
-
44
$16.47
-
45
$24.03
Seat/fender
-
1
$6.35
-
3
$6.16
-
5
$303.92
-
6
$9.98
-
7
$14.94
-
8
$8.60
-
9
$6.16
-
10
$16.06
-
11
$34.37
-
12
$9.53
-
13
$54.77
-
14
$30.21
-
14A
$30.30
-
15
$6.16
-
16
$10.90
-
17
$6.16
-
18
$25.09
-
19
$479.48
-
20
$53.57
-
22
$49.80
Starter assembly
-
107
$7.98
-
108
$57.71
-
109
$334.45
Steering/wheel assembly
-
1
$42.50
-
2
$6.16
-
3
$10.85
-
4
$6.16
-
5
$7.67
-
6
$9.22
-
7
$6.16
-
9
$7.77
-
10
$28.96
-
11
$6.82
-
12
$6.16
-
13
$9.29
-
14
$7.59
-
15
$74.47
-
16
$7.59
-
17
$33.39
-
18
$7.98
-
19
$6.45
-
20
-
21
$6.71
-
22
$11.76
-
23
$75.33
-
24
$75.34
-
25
$120.69
-
29
$7.42
-
30
-
31
$8.31
-
32
$8.31
-
33
$12.10
-
34
$6.16
-
35
$44.22
-
36
$48.25
-
37
$80.83
-
38
$8.27
-
39
$117.78
-
40
$131.38
-
41
$46.25
-
42
$6.16
Transmission/wheel assembly
-
1
$515.52
-
3
$36.55
-
4
Hex Washer Hd. Self-Tapping Scr. 5/16-18 x .75" Lg.Part Number: 710-1260AIn StockMinimum Quantity of 2 required$6.16
-
6
$10.77
-
7
$128.61
-
8
$25.55
-
9
$50.16
-
10
$6.69
-
11
$6.16
-
12
$29.24
-
13
$7.13
-
14
$32.96
-
15
$35.24
-
16
$68.72
-
17
$33.39
-
18
$58.33
-
22
$9.90
-
23
$10.85
-
24
$8.89
-
25
$15.71
-
26
$10.77
-
27
$6.32
-
30
$7.00
-
32
$6.16
-
33
$15.73
-
34
$10.01
-
35
$6.16
-
37
$20.15
-
38
$17.11
-
39
$24.09
-
41
$15.13
-
42
$16.52
-
43
$10.90
-
44
$10.17
-
45
$10.48
-
46
$7.23
-
47
$8.45
-
48
$9.63
-
49
$25.54
-
50
$23.12
-
51
$27.87
-
52
$20.82
-
53
$19.50
-
54
$12.35
-
55
$6.16
-
56
$6.22
-
57
$13.64
-
59
$7.27
-
60
$84.74
-
61
$20.51
-
62
$17.63
-
63
$21.24
-
64
$22.81
-
65
$15.33
-
66
$11.25
-
67
$14.24
-
68
$52.78
-
69
$57.96
-
70
$40.09
-
71
$31.03
-
72
$31.93
-
73
$10.29
-
74
$16.47
-
75
$6.71
-
76
$7.27
-
77
$26.45
-
78
$13.03
-
79
$15.77
-
80
$7.00
-
82
$7.89
-
83
$171.44
-
85
$193.43
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