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  MTD 31A-3BAD729 (2005) Snow Thrower Parts
MTD Snow Thrower Replacement For Model 31A-3BAD729 (2005)

MTD Snow Thrower Replacement Parts For Model 31A-3BAD729 (2005)

We Sell Only Genuine MTD Parts

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Popular Parts for MTD 31A-3BAD729 (2005)

Questions & Answers for MTD 31A-3BAD729 (2005)

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Drive
General Assembly
Handle And Wheels
Showing All Parts
Drive
MTD 31A-3BAD729 (2005) Snow Thrower Drive Diagram
 Fig #
1
Screw-hex
 $4.99

Part Number:710-0654A

In Stock

In Stock

Note: Code 665
 $4.99
In Stock
 $4.99
2
Screw-hex 3/8-nf X
 $6.55

Part Number:710-0696

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 These Items Cannot Be Obtained Locally, Order by Part Num
 $6.55
Usually ships in 7 - 12 business days
 $6.55
5
Washer
 $4.99

Part Number:736-0242

In Stock

In Stock

Note: Not Used in This Application
 $4.99
In Stock
 $4.99
6
Washer-flat
 $9.73

Part Number:736-0247

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (440, 550 & 552)
 $9.73
Usually ships in 7 - 12 business days
 $9.73
7
Washer-bell
 $3.99

Part Number:736-0331

In Stock

In Stock

Note: (271r, 272r)
 $3.99
In Stock
 $3.99
8
Flat Washer
 $6.24

Part Number:736-0505

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Steering Wheel)
 $6.24
Usually ships in 7 - 12 business days
 $6.24
9
Washer-special
 $6.63

Part Number:936-0507

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 616e Only
 $6.63
Usually ships in 7 - 12 business days
 $6.63
10
Adapter Pulley 3/4
 $21.73

Part Number:948-0360

In Stock

In Stock
 $21.73
In Stock
 $21.73
11
Spacer .
 $6.24

Part Number:950-1355

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.24
Usually ships in 7 - 12 business days
 $6.24
12
Spacer .
 $10.11

Part Number:950-1356

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.11
Usually ships in 7 - 12 business days
 $10.11
13
Belt-v Type
 $19.94

Part Number:954-04013

In Stock

In Stock
 $19.94
In Stock
 $19.94
14
Belt 3/8 X 26.680
 $31.13

Part Number:954-04014

In Stock

In Stock
 $31.13
In Stock
 $31.13
15
Pulley-auger
 $24.48

Part Number:956-04024

In Stock

In Stock
 $24.48
In Stock
 $24.48
16
Pulley-half-1/2 V
 $10.41

Part Number:756-0569

In Stock

In Stock

Note: (753f)
 $10.41
In Stock
 $10.41
17
Use 912-3000
 $4.99

Part Number:712-3000

In Stock

In Stock
 $4.99
In Stock
 $4.99
18
Idler-flat Obsolete - Not Available
 $12.95

Part Number:956-04035

Discontinued

Discontinued

Note: No Longer Available
 $12.95
Discontinued
19
Shld. Bolt .625 Dia. X .170
 $9.22

Part Number:738-0281

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $9.22
Usually ships in 7 - 12 business days
 $9.22
20
Wave Washer
 $6.55

Part Number:736-0174

In Stock

In Stock
 $6.55
In Stock
 $6.55
21
Bracket-auger Idle
 $18.50

Part Number:784-0434C-0637

In Stock

In Stock
 $18.50
In Stock
 $18.50
22
Screw-hex 3/8-16 X
 $4.99

Part Number:710-0520

In Stock

In Stock

Note: Attaching the Chute Crank Support Tube.
 $4.99
In Stock
 $4.99
23
Screw-hex Drilling
 $4.99

Part Number:710-0456

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Throttle Stop)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
24
Nut-flglk 5/16-18
 $3.99

Part Number:712-04063

In Stock

In Stock

Note: Use With 618-04378a Transmission, Double "D" Input Shaft
 $3.99
In Stock
 $3.99
25
Bearing Housing, 1.85 Id
 $6.25

Part Number:790-00075B

In Stock

In Stock
 $6.25
In Stock
 $6.25
26
Spring-extension
 $7.56

Part Number:932-0611

In Stock

In Stock
 $7.56
In Stock
 $7.56
27
Shield-heat
 $37.27

Part Number:990-00064

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $37.27
Usually ships in 7 - 12 business days
 $37.27
28
Bearing W/out Coll
 $76.06

Part Number:941-0309

In Stock

In Stock
 $76.06
In Stock
 $76.06
29
Nut-flange Lk.nylo
 $3.99

Part Number:712-04065

In Stock

In Stock

Note: (Not Shown)
 $3.99
In Stock
 $3.99
General Assembly
MTD 31A-3BAD729 (2005) Snow Thrower General Assembly class=
 Fig #
1
Chute Asm
 $79.55

Part Number:984-04037

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $79.55
Usually ships in 7 - 12 business days
 $79.55
2
Bolt-carriage 5/
 $4.99

Part Number:710-04071

In Stock

In Stock
 $4.99
In Stock
 $4.99
3
Carriage Bolt
 $3.99

Part Number:710-0451

In Stock

In Stock

Note: (W/Steel Slide Shoes)
 $3.99
In Stock
 $3.99
4
Nut-flglk 5/16-18
 $3.99

Part Number:712-04063

In Stock

In Stock

Note: Use With 618-04378a Transmission, Double "D" Input Shaft
 $3.99
In Stock
 $3.99
5
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
6
Chute Handle
 $25.99

Part Number:731-04388A

In Stock

In Stock
 $25.99
In Stock
 $25.99
7
Upper Chute
 $18.64

Part Number:731-04426C

In Stock

In Stock

Note: 616e
 $18.64
In Stock
 $18.64
8
Use 936-0159
 $3.99

Part Number:736-0159

In Stock

In Stock

Note: Not Used in This Application
 $3.99
In Stock
 $3.99
9
Nut-flglk
 $3.99

Part Number:712-04064

In Stock

In Stock

Note: Models Without Clutch Lock
 $3.99
In Stock
 $3.99
10
Adapter-chute
 $20.35

Part Number:931-2636A

In Stock

In Stock

Note: (Not Shown)
 $20.35
In Stock
 $20.35
11
Carriage Bolt 1/4-20 Lg.
 $3.99

Part Number:710-0134

In Stock

In Stock

Note: If Equipped
 $3.99
In Stock
 $3.99
12
Chute Clean-out Tool
 $18.67

Part Number:931-2643

In Stock

In Stock

Note: (Not Shown)
 $18.67
In Stock
 $18.67
13
Tie-cable 7
 $3.99

Part Number:725-0157

In Stock

In Stock

Note: (W/ Heated Grips)
 $3.99
In Stock
 $3.99
14
Mount, Chute Clean-out Tool
 $10.74

Part Number:731-11421

In Stock

In Stock
 $10.74
In Stock
 $10.74
15
Ring-chute Lwr
 $18.14

Part Number:931-04353

In Stock

In Stock

Note: (Not Shown)
 $18.14
In Stock
 $18.14
16
Carriage Bolt
 $3.99

Part Number:710-0451

In Stock

In Stock

Note: (W/Steel Slide Shoes)
 $3.99
In Stock
 $3.99
17
Lower Chute
 $30.22

Part Number:931-04127

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.22
Usually ships in 7 - 12 business days
 $30.22
18
Spring-chute Adj
 $4.99

Part Number:932-04111

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
19
Shoe:skid
 $23.05

Part Number:784-5580-4044

In Stock

In Stock

Note: Can Be Replaced With 731-06439 Skid Shoe
 $23.05
In Stock
 $23.05
20
Spacer 1.25od X
 $4.99

Part Number:731-04870

In Stock

In Stock

Note: Need Two Between Spirals
 $4.99
In Stock
 $4.99
21
Hex Wash. Hd. Self-tap Scr.
 $4.99

Part Number:710-0726

In Stock

In Stock

Note: 500 & 600 Series
 $4.99
In Stock
 $4.99
22
Pin-shear .25
 $3.99

Part Number:738-04124A

In Stock

In Stock
 $3.99
In Stock
 $3.99
23
Plate-shave 22
 $31.64

Part Number:790-00117-0637

In Stock

In Stock

Note: *Choose Color When Ordering*
 $31.64
In Stock
 $31.64
24
Spacer
 $5.87

Part Number:950-04191

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.87
Usually ships in 7 - 12 business days
 $5.87
25
Impeller:9.4860 Dia
 $79.64

Part Number:731-04218B

In Stock

In Stock
 $79.64
In Stock
 $79.64
26
Shaft-worm
 $45.86

Part Number:917-1772A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $45.86
Usually ships in 7 - 12 business days
 $45.86
27
Pin-spiral Spring
 $11.61

Part Number:715-04020

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Models With Single Speed
 $11.61
Usually ships in 7 - 12 business days
 $11.61
28
Grease Seal
 $6.66

Part Number:721-0327

In Stock

In Stock

Note: (Not Shown)
 $6.66
In Stock
 $6.66
29
Bearing-flange .75
 $10.40

Part Number:741-0662

In Stock

In Stock

Note: (Not Shown)
 $10.40
In Stock
 $10.40
30
Washer-flat
 $4.99

Part Number:736-3084

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
31
Pin-dowel
 $3.99

Part Number:715-04021

In Stock

In Stock

Note: (Not Shown)
 $3.99
In Stock
 $3.99
32
Grease Plug
 $4.99

Part Number:721-0325

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
33
Collar-thrust .75
 $7.36

Part Number:718-04071

In Stock

In Stock

Note: (Not Shown)
 $7.36
In Stock
 $7.36
34
Pin-bow Tie Cotter
 $3.99

Part Number:714-04040

In Stock

In Stock

Note: (Not Shown)
 $3.99
In Stock
 $3.99
35
Flange Bearing .75 X 1.0 X .92
 $9.69

Part Number:741-0663

In Stock

In Stock

Note: (Not Shown)
 $9.69
In Stock
 $9.69
36
Key-hi-pro
 $4.99

Part Number:914-0161

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
37
Gear-worm 20t
 $41.34

Part Number:917-04861

In Stock

In Stock

Note: (Not Shown)
 $41.34
In Stock
 $41.34
38
Use 936-0351
 $4.99

Part Number:736-0351

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
39
Housing Asm-auger 22
 $137.72

Part Number:684-04089-0638

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $137.72
Usually ships in 7 - 12 business days
 $137.72
40
Housing Asm-reduce
 $50.18

Part Number:918-0124A

In Stock

In Stock

Note: (Incl. # 17, 18)
 $50.18
In Stock
 $50.18
40
Rh Reducer Housing Assembly
 $50.32

Part Number:918-0123A

In Stock

In Stock

Note: (Incl. # 17, 18)
 $50.32
In Stock
 $50.32
41
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
42
Gearox Asm-22 Aug
 $249.20

Part Number:918-04181

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $249.20
Usually ships in 7 - 12 business days
 $249.20
43
Auger Asm-lh
 $84.26

Part Number:684-04113A-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Powder Black
 $84.26
Usually ships in 7 - 12 business days
 $84.26
43
Auger Asm-rh
 $84.26

Part Number:684-04114A-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Powder Black
 $84.26
Usually ships in 7 - 12 business days
 $84.26
44
Housing:bearing:1
 $22.24

Part Number:790-00087A-0637

In Stock

In Stock
 $22.24
In Stock
 $22.24
45
Bearing:flange
 $9.91

Part Number:941-0245

In Stock

In Stock
 $9.91
In Stock
 $9.91
46
Auger Axle, 22-in.
 $44.92

Part Number:711-04286A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $44.92
Usually ships in 7 - 12 business days
 $44.92
47
Flange Bushing
 $4.99

Part Number:741-0493C

In Stock

In Stock
 $4.99
In Stock
 $4.99
48
Use 936-0351
 $4.99

Part Number:736-0351

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
Handle And Wheels
MTD 31A-3BAD729 (2005) Snow Thrower Handle And Wheels class=
 Fig #
1
Bolt-carriage 5/16
 $4.99

Part Number:710-0572

In Stock

In Stock

Note: Models W/Folding Handles
 $4.99
In Stock
 $4.99
2
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
3
Hex Wash. Hd. Self-tap Scr.
 $4.99

Part Number:710-0726

In Stock

In Stock

Note: 500 & 600 Series
 $4.99
In Stock
 $4.99
4
Nut-flglk
 $3.99

Part Number:712-04064

In Stock

In Stock

Note: Models Without Clutch Lock
 $3.99
In Stock
 $3.99
5
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
6
Tie-cable 7
 $3.99

Part Number:725-0157

In Stock

In Stock

Note: (W/ Heated Grips)
 $3.99
In Stock
 $3.99
7
Screw-hex Ab-tap
 $3.99

Part Number:910-0224

In Stock

In Stock

Note: Used With Manual Pto
 $3.99
In Stock
 $3.99
8
Saddle Washer
 $4.99

Part Number:736-0451

In Stock

In Stock
 $4.99
In Stock
 $4.99
9
Cable-auger Contro
 $40.60

Part Number:946-04007

In Stock

In Stock
 $40.60
In Stock
 $40.60
9
Fitting-dual Cable
 $10.74

Part Number:731-04216A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.74
Usually ships in 7 - 12 business days
 $10.74
10
Cable-drive Contro
 $45.81

Part Number:946-04008

In Stock

In Stock
 $45.81
In Stock
 $45.81
11
Bail
 $12.90

Part Number:747-1161A-0637

In Stock

In Stock

Note: *Choose Color When Ordering*
 $12.90
In Stock
 $12.90
12
Bail-drive
 $22.06

Part Number:747-1214

In Stock

In Stock
 $22.06
In Stock
 $22.06
13
Handle-upper
 $47.23

Part Number:749-1092A-0638

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $47.23
Usually ships in 7 - 12 business days
 $47.23
14
Handle
 $58.71

Part Number:749-04147B

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $58.71
Usually ships in 7 - 12 business days
 $58.71
15
Tab-handle
 $7.08

Part Number:990-00053

In Stock

In Stock
 $7.08
In Stock
 $7.08
16
Kit:trans:snow 300
 $305.42

Part Number:753-05146

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $305.42
Usually ships in 7 - 12 business days
 $305.42
17
Cover: Belt
 $29.36

Part Number:931-04162A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $29.36
Usually ships in 7 - 12 business days
 $29.36
18
Self-tapping Screw, 1/4-20 X 1
 $6.97

Part Number:710-0809

In Stock

In Stock

Note: (Not Shown)
 $6.97
In Stock
 $6.97
19
Tt Screw 1/4-14 X .625
 $4.99

Part Number:710-1652

In Stock

In Stock

Note: If Equipped
 $4.99
In Stock
 $4.99
20
Clevis Pin, 1/4 X 1.3725
 $8.21

Part Number:711-1364

In Stock

In Stock
 $8.21
In Stock
 $8.21
21
Axle-.75 Od X 17.7
 $43.05

Part Number:738-04321

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $43.05
Usually ships in 7 - 12 business days
 $43.05
22
Washer
 $4.99

Part Number:736-0242

In Stock

In Stock

Note: Not Used in This Application
 $4.99
In Stock
 $4.99
23
Cotter Pin 1/8" Dia.
 $3.99

Part Number:714-0115

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
24
Pin-cotter-3/32 Di
 $4.99

Part Number:914-0507

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
 $4.99
In Stock
 $4.99
25
Pin-spring Roll 5/
 $6.49

Part Number:915-0249

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: for Model 685 Only.
 $6.49
Usually ships in 7 - 12 business days
 $6.49
26
Pinion:14t
 $22.94

Part Number:717-04066A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $22.94
Usually ships in 7 - 12 business days
 $22.94
27
Gear:70 Tooth
 $58.93

Part Number:917-04073A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $58.93
Usually ships in 7 - 12 business days
 $58.93
28
Extension Spring
 $9.06

Part Number:932-0429A

In Stock

In Stock

Note: Not Used on Units With Electric P.T.O.
 $9.06
In Stock
 $9.06
29
Hex Screw, 5/16-24 X .750
 $3.99

Part Number:710-0627

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
30
Washer-fl-.531 Id
 $4.99

Part Number:936-0192

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
31
Bearing:flange
 $9.91

Part Number:941-0245

In Stock

In Stock
 $9.91
In Stock
 $9.91
32
Bearing-hex Flange
 $5.75

Part Number:741-04108

In Stock

In Stock
 $5.75
In Stock
 $5.75
33
Housing-frame Whl
 $85.52

Part Number:784-0419C-0638

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $85.52
Usually ships in 7 - 12 business days
 $85.52
34
Bracket-auger Cable
 $5.45

Part Number:790-00015-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.45
Usually ships in 7 - 12 business days
 $5.45
35
Wheel Asm-10x4 Stl
 $56.22

Part Number:934-04282B

In Stock

In Stock

Note: See Safety Recall
 $56.22
In Stock
 $56.22
35
Throttle Trigger
 $184.13

Part Number:753-10984

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $184.13
Usually ships in 7 - 12 business days
 $184.13
35
Valve-wheel Kit
 $6.40

Part Number:753-06263

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: See Safety Recall. Use on Units Manufactured Between June 1, 2004 (Date Code ...F014...) and December 31, 2005 (Date Code ...L31 - For Home Depot Units Only
 $6.40
Usually ships in 7 - 12 business days
 $6.40
 Fig #
Snowblower Parts

Repair Guides for MTD Snow Thrower 31A-3BAD729 (2005)

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.

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.

How to Replace the Fuel Filters in Your Outdoor Power Equipment

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

Questions & Answers for MTD 31A-3BAD729 (2005)

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