Welcome,
| New Account
My Cart
0 item(s)

Models

Parts

product name

Columbia 12A-998Q597 (2008) Self Propelled Walk Behind Mower

Model: 12A-998Q597 (2008)

Save
 Part Not Listed?Part Not Listed?
product name

.Quick Reference 998Q

...
...
xx
SPLG:1ST FIRE:RP CHAMP:N11/12 MTD-FF-22
...
xx
Air Filter MTD-17211-ZL8-023
...
xx
Control Cable MTD-946-0557
...
xx
Brake Cable MTD-946-0937
...
xx
Clutch Cable MTD-946-0711B
...
xx
Throttle Wire MTD-946-0674A
...
xx
Drive Belt MTD-954-0460
...
xx
Blade Adaptor MTD-748-0377E
...
xx
Blade MTD-942-0741A
...
xx
BLADE BELL SUPPORT MTD-736-0524B-1
...
xx
Blade Nut MTD-710-1257
...
xx
Wheels, Link 7 x 2 (Front) MTD-734-1857
...
xx
Wheels - Front (Front) MTD-753-08093
...
xx
Wheels, Link 9 x 2.00 (Rear) MTD-734-1981A
...
xx
Wheels, w/sleeve bushing 9 x 2.125 (Rear) MTD-734-2010B
...
xx
Wheels, Drive Zag 9 x 2.125 (Rear) MTD-734-2044B
...
xx
Hub Cap MTD-731-0981C
...
xx
Trailshield MTD-731-1901A
...
xx
DISCHARGE CHUTE 21" MTD-731-1832
...
xx
Grass Bag Assembly MTD-964-0076A
...
xx
FRAME - UPPER GRASS CATCHER MTD-747-0937-0637
...
xx
MULCH COVER MTD-931-1833A

Drive Assembly 998Q

...
...
1
Rear Axle Assembly MTD-938-0012A
...
2
Trans Axle Ass’y MTD-682-7526-0637
...
3
CHAIN COVER ASSEMBLY (POWDER BLACK) MTD-682-7528-0637
...
4
Hex Wash HD Scr 5/16-18 x .62 MTD-710-0604A
...
5
Hex Wash HD Tapp Scr 1/4-20 x .38 MTD-710-0653
...
6
SCREW 1/4-20 x .620 GR5 MTD-710-0751
...
7
Hex Wash Hd. Scr 1/4-20 x .625" Lg MTD-710-1652
...
8
TT Screw 3/8-16 x 1.25 MTD-710-1315
...
9
Clevis Pin .5" Dia. x 4.62" Lg. MTD-911-0835
...
10
Chain, No. 48 Endless .50 x 24 links MTD-913-0453
...
11
Cotter Pin MTD-914-0474
...
12
Grip MTD-720-0223
...
13
Spring Lever MTD-732-0803A
...
14
RH Torsion Spring MTD-732-0832
...
15
SPRING WASHER BELL MTD-736-0270
...
16
Fl-Wash. .50" I.D. x 1.0" O.D. MTD-736-0369
...
17
Shoulder Nut .625 DIA. x .165 MTD-938-0529
...
18
Flange Bearing .506 ID MTD-741-0324A
...
19
Hex Flange Bearing MTD-741-0522
...
20
Hex Sleeve Bearing .504 x .830 Lg. MTD-741-0978
...
21
Ratchet Wheel MTD-948-0318
...
22
Spacer .55 ID x .75 MTD-950-0151
...
23
Sleeve .511 ID x .70 OD x .37" LG. MTD-750-0515
...
24
Spacer .38 x .625" Lg. MTD-750-0807
...
25
Shoulder Spacer .385 ID x .715" Lg. MTD-950-1056
...
26
Pivot Axle Arm MTD-782-0566B-0637
...
27
LIFT BRACKET SPRING (POWDER BLACK) MTD-782-0568B-0637
...
28
Hex Wash HD Tap Scr 3/8-16 x .88 MTD-710-0654A
...
31
HANDLE BRACKET (RH) *CHOOSE COLOR WHEN ORDERING* MTD-682-3052
...
32
HANDLE BRACKET (LH) *CHOOSE COLOR WHEN ORDERING* MTD-682-3053
...
33
Screw AB 1/4-20 MTD-710-1348
...
34
Cable Tie MTD-725-0157
...
35
Rear Flap 17.25" Lg. MTD-731-1901A
...
36
Rear Flap Wire MTD-732-0842
...
37
Spring - Nylon MTD-10622B
...
38
Pawl Plate MTD-16855
...
39
Weld Top L-Nut 1/4-20 Thd. MTD-712-0414
...
40
Shld. Bolt .34" x 1/4 -20 Thd. MTD-738-0137A
...
41
PAWL - (LH) (Not Shown) MTD-948-0188B
...
41
Pawl RH MTD-748-0381
...
42
Carriage Bolt 1/4-20 x .62 MTD-710-0134
...
43
Carriage Bolt 1/4-10 x .75 MTD-710-0703
...
44
Wing Nut MTD-712-0397A
...
45
Bolt Retainer 1/4" x .50" OD MTD-726-0233
...
46
DISCHARGE CHUTE 21" MTD-731-1832
...
47
Mulching Baffle MTD-931-1833A
...
49
21" DECK (3N1) *CHOOSE COLOR WHEN ORDERING* MTD-782-0046B
...
49
21" DECK W/O ICON *CHOOSE COLOR WHEN ORDERING* MTD-782-0078B
...
50
TRANSMISSION MTD-918-0263A
...
51
SP Cable 51.0" Lg. MTD-946-0711B
...
52
V-Belt 3/8 x 39.24" Lg. MTD-954-0460
...
54
CASTER ASSEMBLY (RH) *CHOOSE COLOR WHEN ORDERING* MTD-682-9020A
...
55
CASTER ASSEMBLY (LH) *CHOOSE COLOR WHEN ORDERING* MTD-682-9021A
...
56
LH CASTER BRACKET *CHOOSE COLOR WHEN ORDERING* MTD-682-9026A
...
57
Carriage Bolt 5/16 x 18 x .62" Lg. MTD-710-0260A
...
58
Caster Axle MTD-911-1146
...
59
Wing Nut MTD-712-0397A
...
60
Hex Flange L-Nut 5/16-18 Gr. F MTD-712-04063
...
61
Hairpin Clip MTD-714-0104
...
62
Push Cap 5/8" Dia Rod MTD-726-0214
...
63
Com pression Spring MTD-932-0306A
...
64
Wave Washer .53" I.D. MTD-736-0232
...
65
Fl-Wash. .344" I.D. x .625" O.D. MTD-736-0264
...
66
Flat Washer .63 ID x .12 OD x .12 MTD-736-0366
...
67
Flat Washer .203 ID x .406 OD x .040 MTD-736-0931
...
68
Grease Fitting MTD-937-3000
...
69
Flange Bearing .631 ID MTD-741-0685
...
70
Pin MTD-747-0924
...
71
Hex Wash HD Tapp Scr 1/4-20 x .38 MTD-710-0653
...
72
Screw 1/4-15 X .75 MTD-710-0895
...
73
Baffle MTD-731-08190A
...
74
Blade Adapter (w/star) MTD-748-0377E
...
75
BLADE BELL SUPPORT MTD-736-0524B-1
...
76
Hex Bolt 3/8-24 x 2.00 Gr. 8 Special MTD-710-1257
...
79
Blade 21" (w/star) MTD-942-0741A
...
81
TOP DISCHARGE CHUTE ASSEMBLY (Incl. Ref No. 82-86) MTD-631-0067
...
82
PUSH NUT MTD-726-0111
...
83
Top Chute MTD-931-0066
...
84
Top Discharge Door Chute MTD-731-1874A
...
85
Torsion Spring MTD-732-0819
...
86
CHUTE DOOR PIVOT ROD MTD-747-0965
...
89
Front Wheel Ass’y 7 x 2 (Link/Blk/BB) MTD-734-1857
...
89
Wheels - Front (Zag/BB) MTD-753-08093
...
90
Rear Wheel Ass’y 9 x 2.00 (Link /Black w/sleeve bushing) MTD-734-1981A
...
90
Rear Wheel Ass’y 9 x 2.125 (Black w/sleeve bushing) MTD-734-2010B
...
90
Rear Wheel Ass’y 9 x 2.125 (Drive/Zag/Blk) MTD-734-2044B
...
91
Hub Cap -Grey MTD-731-0981C
...
91
Hub Cap - Beige MTD-731-0982C
...
91
HUBCAP-SPOKE YELLOW MTD-731-1426B
...
92
Hub Cap -Grey (Front, w/hole) MTD-731-1887
...
92
Hub Cap - Beige (Front, w/hole) MTD-731-1888
...
92
Hub Cap -Yellow (Front, w/hole) MTD-731-1886
...
93
Wheel Caster Brkt. Ass’y RH *CHOOSE COLOR WHEN ORDERING* MTD-682-9024

General Assembly

...
...
1
Carriage Bolt 5/16-18 x 2.0 MTD-710-1174
...
2
Hairpin Clip MTD-714-0104
...
3
Plastic Knob MTD-720-04072A
...
4
Cable Tie MTD-725-0157
...
5
Std. Control Handle MTD-747-0824B-0637
...
5
Control Bail Lever - Red MTD-647-04014
...
5
Control Bail Lever - Grey NLA MTD-647-04046
...
6
Flg. Lock Nut 5/16-18 Gr. F Nylon MTD-712-04063
...
8
SPRING WASHER BELL MTD-736-0270
...
9
Throttle Wire 60.0" Lg. Yellow MTD-946-0674A
...
10
Hex Ins. Locknut 1/4-20 MTD-712-0324
...
11
SCREW 1/4-20 x 1.310 MTD-710-1270
...
12
Cable Bracket MTD-746-0883
...
13
Carriage Bolt 1/4-20 x .75 MTD-710-0703
...
14
Wing Nut MTD-712-0397A
...
15
Control Cable 47.0" Lg.(Honda) MTD-946-0557
...
16
HOUSING CONTROL KIT MTD-753-0717
...
17
6 SPEED SHIFT LEVER MTD-731-0924
...
18
3 Tooth Rack Gear Insert MTD-913-0397
...
19
C-sunk Tap Screw #10 x .75 MTD-710-1667A
...
20
Shift Lever Spring MTD-732-0627A
...
21
Rack Cable Bracket MTD-16864
...
22
HOUSING CONTROL KIT MTD-753-0717
...
23
HOUSING CONTROL KIT MTD-753-0717
...
24
Control Lever MTD-731-0620A
...
25
Pulley Cable 53" Lg. MTD-946-0939A
...
26
Clutch Cable - 53" Lg. Orange MTD-946-0711B
...
27
Control Bail Lever MTD-747-0824B-0637
...
28
FOAM GRIP - 9" MTD-720-0294A
...
29
Upper Handle MTD-749-0439E-0637
...
30
Lower Handle MTD-749-0907B
...
31
TOP DISCHARGE COVER MTD-631-0072
...
32
Grasscatcher Pivot Rod MTD-747-0939
...
33
Push Cap MTD-926-0106
...
34
Grasscatcher Upper Frame MTD-747-0937-0637
...
35
Grasscatcher Support Rod MTD-747-0940A-0637
...
36
Grass Bag Assembly MTD-964-0076A
...
36
GRASSBAG NLA MTD-664-0075
...
36
GRASSBAG ASSEMBLY MTD-664-04036A
...
36
Grassbag MTD-964-0076

Label Map

...
...
777I22777
LABEL-10W30 ENG SHROUD CDN MTD-777I22777
...
777S30198
LABEL:MOWER MTD-777S30198
...
777S30153
LABEL-DANGER CHUTE MTD-777S30153
...
777CX00022
LABELX: MADE IN USA MTD-777CX00022
...
777S30140
LABEL-DANGER MTD-777S30140
...
777I20374
LABEL SIX SPEED MTD-777I20374
...
777S30164
LBL:SAFETY PICT MTD-777S30164
...
777D12162
LABEL-ENG SHROUD COLUMBIA 978Q Model 978Q Only MTD-777D12162
...
777D12163
LABEL-ENG SHROUD COLUMBIA 998Q Model 998Q Only MTD-777D12163
...
777I20291
LABEL-HEIGHT ADJUSTMENT MTD-777I20291
...
777I20292
LABEL-CASTOR LOCK LH Model 998Q Only MTD-777I20292
...
777I20745
LABEL-CASTOR LOCK RH Model 998Q Only MTD-777I20745

Pulley Assembly

...
...
1
Multi Speed Pulley Ass’y MTD-956-0613A
...
2
Carriage Bolt 1/4-20 x .62\5" Lg. Gr. 2 MTD-710-0134
...
3
Hex Wash HD. TT Tap Scr. 1/4-20 x .62 MTD-710-1652
...
4
Pivot Shaft MTD-711-1114
...
5
Hex Nut 1/4-28 Thd. MTD-712-0138
...
6
Flanged Lock Nut 1/4-20 Gr. F Nylon MTD-712-04064
...
7
TORSION SPRING (LH) MTD-932-0807
...
9
L-Wash 1/4 ID MTD-936-0329
...
10
Wave Washer .88 ID x 1.38 OD x .029 MTD-936-0526
...
11
Hex Shld.Scr.1/4-28 x .375 MTD-738-0924A
...
12
Pulley Cable 53" Lg. MTD-946-0939A
...
13
Sleeve Spacer .88 ID x 1.0 OD x .48 MTD-950-1070
...
14
Sleeve Spacer .88 ID x 1.13 OD x .12 MTD-950-1071
...
15
Cable Guide Roller MTD-756-0625
...
16
CABLE ADJUSTMENT BRACKET MTD-782-7574A-0637
...
17
CABLE MOUNTING BRACKET MTD-782-7575B-0637
...
18
CONTROL ARM 6 SPEED *CHOOSE COLOR WHEN ORDERING* MTD-782-7596A
...
19
Pivot Bracket MTD-782-7597
...
20
SLEEVE SPACER .878X 1.25X (with Honda engine only) MTD-750-1260

Transmission Assembly

...
...
1
Hex Jam Nut 5/16-24 MTD-712-3025
...
2
Bell-Wash. .325" I.D. MTD-736-0425
...
3
Pulley MTD-756-0656
...
4
Fl. Washer .510 x 1.120 x .060 MTD-736-3084
...
5
Hex Ins Jam L-Nut 1/4-28 MTD-712-0896
...
6
Belt Keeper MTD-782-7598
...
7
Ball Bearing 17 x 40 x 12 mm MTD-941-0600
...
8
Flange Spacer MTD-750-1050
...
9
IDLER BRACKET ASSEMBLY MTD-982-0027A
...
10
Hex Bolt 1/4-28 x 1" Lg MTD-710-0299
...
11
Extension Spring 0.33 OD x 1.25 MTD-932-0849A
...
12
Bearing Sleeve MTD-741-0682A
...
13
FLAT WASHER MTD-936-0570
...
14
Oil Seal MTD-921-0329
...
15
UPPER HOUSING ASSEMBLY MTD-618-0253
...
16
Thrust Washer .510 ID x .750 OD x .033 MTD-936-0616
...
17
Pinion Shaft 10 T MTD-917-1487
...
18
Thrust Wash. .382" I.D. x .70" O.D. MTD-736-0314
...
19
THRUST WASHER MTD-936-0569
...
20
LOWER HOUSING ASSEMBLY MTD-918-0252
...
21
Thd Forming Scr. 1/4-20 x .75 MTD-710-0642
...
22
CABLE GUARD BRACKET MTD-782-7601A-0637
...
23
BEARING MTD-941-0674
...
24
OUTPUT SHAFT ASSEMBLY MTD-911-0066
...
25
Plug MTD-721-0325
...
26
Gear 34 T MTD-717-1469
...
27
OUTPUT SHAFT 6T MTD-711-1168
...
28
Flange Bearing MTD-941-0673
...
30
Pivot Bracket MTD-782-7595
...
31
Flange Bearing .506 ID MTD-741-0324A
...
32
Fl-Wash. .50" I.D. x 1.0" O.D. MTD-736-0369
...
33
Thrust Bearing .507 ID x .750 OD x .0625 MTD-741-0690
...
...
...
...
...
Processing