MTD Tractor Parts Information

This document provides detailed parts lists and component information for various sections of MTD tractors.

2 Style Hood

Ref.	Part Number	Description
1	710-04484	Screw, 5/16-18 x .750
2	710-0642	Screw, 1/4-20 x .750
3	710-3008	Hex Screw, 5/16-18 x .75
4	712-04063	Flangelock Nut, 5/16-18
5	712-04064	Flangelock Nut, 1/4-20
6	925-0963	Miniature Lamp 12V Socket
7	726-0201	Speed Nut, .3125
8	926-04012	Push-On Nut, .25
9	728-0162	Flat Head Rivet, 1/4"
10	731-05012B	Dash
11	731-06042	Lens
12	736-3078	Flat Washer, .344 x 1.0 x .063
13	938-0952A	Shoulder Bolt, 1/4-20 x .375 x .125
14	749-04220	Grill Support Rod
15	783-04608	Hood
16	783-05656	Grill

2 Style Dash

Ref.	Part Number	Description
1	951-04304	Fuel Tank, 1.36 Gal.
2	710-05070	Screw, Tap, 1/4-20, 0.500
3	726-0230	Cable Tie, 36.0 Long
4	751-12089-28	Hose Vent
5	951-12179A	Fuel Cap, 2.25"
6	783-07083	Gas Tank Support Bracket
7	735-04081	Rubber Grommet, 23 x 3.55
8	751-12118	Rollover Valve
9	710-05237	Hex Screw, 1/4-20 x 1.50
10	710-1652	Tap Screw, 1/4-20, 0.625
11	710-3144	Hex Screw, 3/8-16, 2.00, Gr5, Std
12	712-04065	Flange Lock Nut, 3/8-16
13	731-07885A	Shift Lever
14	731-07965	Index Control
15	732-04877	Compr. Spring, .685 OD x .63
16	736-3006	Lock Washer, 1/4
17	747-05398	Speed Selector Control Rod
18	750-04465C	Flng Spacer, .390 X .671 X 1.095
19	783-06823	Speed Latch
20	731-05265	Choke Plug
21	931-08542	Dash, Upper
22	746-04367	Throttle/Choke Cable Assembly
23	925-1745A	Key
24	783-06991	Speed Latch - No RMC
25	910-0224	Screw, #10-16 x .500
26	710-0604A	Tap Screw,5/16-18, 0.625
27	710-3025	Hex Screw, 5/16-18 x .625
28	712-04063	Flange Lock Nut, 5/16-18
29	741-0587	Bearing, .628 ID x 1.36
30	783-06785A	Bracket, Steering Support
31	783-06811	Dash, Lower NWNDW
32	925-04659	Key Switch
33	710-04484	Screw, 5/16-18 x .750
34	725-0157	Cable Tie
35	936-3008	Flat Washer, .344 x .750 x .120
36	951-10589	5 Gallon Carbon Canister
37	951-10590	Vent Filter Canister
38	951-10610	Canister Adaptor Bracket
39	751-10749-30	Hose, Fuel, Low Perm., White
40	751-10750	Hose, Fuel, Low Perm., Yellow
41	951-12426	Fuel Cap, 2.25"

Frame and PTO Lift

Ref.	Part Number	Description
1	683-04195	Support Bracket
2	683-04649	Frame Assembly
3	710-0134	Screw Carriage, 1/4-20 x .62
4	710-04484	Screw 5/16-18 x .750
5	710-0599	Screw, 1/4-20 x .500
6	710-3008	Hex Screw, 5/16-18 x .75
7	712-04063	Flangelock Nut, 5/16-18
8	712-04064	Flangelock Nut, 1/4-20
9	912-0429	Hexlock Nut, 5/16-18
10	732-04035	Compression Spacer, 1.28 x 3.125
11	736-0173	Flat Washer, .28 x .74 x .063
12	738-04237A	Shoulder Spacer, 10-32 x .500
13	783-04548D	Seat Frame Bracket
14	783-04637	Running Board Bracket
15	783-04753	Support Frame Bracket
16	783-04869A	Battery Bracket
17	710-04666	Hex Head Flange, 1/4-20 x .75
18	712-0271	Sems Nut, 1/4-20
19	925-1707D	230 CCA Battery
20	783-04536B	Support Bracket
21	647-04096	PTO Handle Assembly
22	683-04155A	Lift Assembly, 38/42"
23	712-04065	Flangelock Nut, 3/8-16
24	714-04040	Bow-tie Cotter Pin
25	716-0106A	E Ring
26	720-0311	Handle Grip, 1/2
27	732-04225	Torsion Spring
28	738-04130	Shoulder Bolt, 3/8-16 x .625 x .175
29	941-0225	Hex Flange Bearing
30	747-04282	Deck Lift Handle 38"
30	747-05296	Deck Lift Handle 42"
31	747-04393	Lift Rod
32	783-04494C	38/42" Lift Arm, RH
33	783-04711C	38/42" Lift Arm, LH
34	725-04363	Switch Interlock
35	683-04334	Lift Assembly, 46"
36	710-0604A	Screw, 5/16-18 x .625
37	720-0298	Handle Grip, 5/8
38	732-04438	Torsion Spring Handle, 46"
39	936-0140	Flat Washer, .385 x 62 x .063
40	938-0380	Shoulder Bolt, 3/8-16 x .500 x .270
41	747-04653	46" Lift Handle
42	783-05389A	Frame Brace Bracket
43	783-0678C	Lift Deck Link
44	710-04607	Hex Screw, 7/16-20 x 2.75, 46"
44	710-04608	Hex Screw, 7/16-20 x 3.25, 38/42"
45	914-0145	Click Pin, .092 x 1.64
46	720-04049A	Handle Grip, 3/8
47	732-04276A	PTO Spring Extension
48	936-0171	Regular Duty Washer Lock, 7/16
49	736-0322	Flat Washer, .450 x 1.250 x .164
50	741-04119A	PTO Bearing
51	946-04173C	Deck Engage Cable
52	756-04207A	Engine Pulley, 3.39 x 6.12, 46"
52	756-04196A	Engine Pulley, 3.39 x 6.12, 38/42"
53	683-04448	Battery Hold Down Rod
54	936-0300	Flat Washer, .406 x .875 x .059
55	747-04332A	38" Belt Keeper
55	747-04857	42" Belt Keeper
55	683-04414	46" Belt Keeper
56	710-0604A	Screw, 5/16-18.0 x .625
57	725-04439	12V Solenoid
58	925-04039	Screw Mount Interlock Switch

Front End Steering

Ref.	Part Number	Description
1	617-04094	Front Steering Gear Assembly
2	710-0514	Hex Screw, 3/8-16 x 1.00
3	710-0643	Hex Screw, 5/16-18 x 1.00, Lock
4	710-1309	Machine Screw, 5/16-18 x .750
5	710-3180	Hex Screw, 5/16-18 x 1.75
6	912-0240	Jam Nut, 7/16-20
7	912-0214	Jamlock Nut, 3/8-24
8	712-04063	Flangelock Nut, 5/16-18
9	638-04008P	Front RH Axle
9	938-04013	46" Front RH Axle
10	923-0448A	Ball Joint, 7/16-20
11	736-0242	Bell Washer, .340 x .872 x .060
12	938-04007A	Front LH Axle
12	938-04014A	46" Front LH Axle
13	738-04141	Shoulder Bolt, 5/16-18 x .435 x .350
14	738-0919A	Steering Shaft, 5/8 x 22.08
15	941-04124	Flange Bearing, 5/8
16	931-0484A	Hub Cap
17	747-05385	Steering Link
18	948-0389	Cap, 1.25 x .16
19	748-04065	Steering Block
20	748-04068	Spacer, .71 x .125 x .56
21	731-04681	Cap, Troy-Bilt
21	731-04039	Cap
21	731-04040	Sprig Cap
22	738-04162A	Shoulder Spacer, .884 x .190
23	736-04228A	Flat Washer, .781 x 1.590
24	783-04568	Front Deck Hanger Bracket
25	714-04039A	Cotter Pin, 5/32 x 1.25
26	710-04484	Screw, 5/16-18 x .750
27	712-04065	Flangelock Nut, 3/8-16
28	914-0474	Cotter Pin, .125 x .75
29	919-04177A	Pivot Axle, Cast
30	631-04028	Steering Wheel
30	631-04560	Steering Wheel Soft Grip
31	934-04081	Rim Asm, 6.0 x 4.5, 42/38" Deck
31	634-04634	Rim Asm, 6.0 x 4.5, 46" Deck
32	934-0255	Valve, tubeless Air
33	734-1731	Tire, 15 X 6 X 6 Sq Shldr 42/46"
33	734-04240A	Tire, 15 X 6 X 6 Rd Shldr, 38"
34	738-04128	Shoulder Bolt, 3/8-16 x 500 x 2.38
35	747-04299A	Fixed Rod
36	783-05326B	Pivot Bar Bracket
36	783-04601C	Pivot Bar Bracket
37	726-0341	Push Cap, 3/4
38	731-04057A	Standard Axle Cap
39	741-0660A	Flange Bearing, .760 x .941 x 1.0
40	726-04035	Push Nut, 3/4
41	731-04693	Hub Cap
42	936-0316	Flat Washer, .78 x 1.59 x .060
43	748-04068	Spacer, .71 x .125 x .56
44	634-04086	Wheel Assembly, 42"
44	634-04325	Wheel Assembly, 38"
44	634-04639	Wheel Assembly, 46"
45	683-0128B	Pivot Axle

Seat and Fender

Ref.	Part Number	Description
1	710-05070	Screw, 1/4-20 x .500
2	710-04484	Screw, 5/16-18 x .750
3	710-0599	Screw Pan Torx Head, 1/4-20 x .500
4	731-04591A	Cup Holder
5	736-0607	Loack Washer, 5/16
6	783-04587D	Fender
7	783-04843	Lift Adjuster Bracket
8	783-1489D	Seat Mount Bracket
9	712-04063	Flangelock Nut, 5/16-18
10	732-1184	Extension Spring
11	936-0108	Flat Washer, .510x .750 x .033
12	736-0242	Bell Washer, .340 x .872 x .060
13	938-0296	Shoulder Screw, 5/16-18 x .437 x .268
14	783-0209D	Lift Seat Bracket
15	783-04081D	Pivot Seat Manual Adjust Bracket
16	710-04482	Hex Head Flange, 3/8-16 x .875
17	710-0134	Screw Carriage, 1/4-20 x .62
18	720-04061	Knob, 3/8-16 x .875
19	735-04047	Foot Pad, LH
19	723-04026	Foot Pad, Abrasive, LH
20	735-04048	Foot Pad, RH
20	723-04025	Foot Pad, Abrasive, RH
21	726-3046	Ratchet Clip, .250 х .500
22	710-0227	Screw, 8-18 x .500
23	726-0279	Insulator Plate
24	925-1303	Outer Seat SPring
25	726-0278	Insulator Boss Plate
26	725-1439	Inner Seat Spring
27	757-04083	Medium Back Seat, Black, Set-up B
27	757-04099	Low Back Seat, Black, Set-up B or C
27	757-04088	High Back Seat, Set-up B

Transmission (Single Speed)

Ref.	Part Number	Description
1	918-04566	Transmission Drive Assembly
2	647-04034C	Pedal Assembly
3	647-04266	Shaft Lever Assembly
4	710-0227	Screw, 8-18:0.500
5	710-04484	Screw, 5/16-18 x .750
6	710-0599	Screw, 1/4-20 x 0.500
7	710-0604A	Screw, 5/16-18 x 0.625
8	710-0809	Screw, 1/4-20 x 1.250
9	710-1266	Hex Screw, 5/16-18 x .625
9	710-0176	Hex Screw, 5/16-18 x 2.75
10	710-3008	Hex Screw, 5/16-18 x .75
11	911-04075A	Ferrule, 3/8-24 X .375 DIA.
12	712-04063	Flangelock Nut, 5/16-18
13	712-0700	Flange Nut, 9/16-18
14	914-0209	Cotter Pin INT-.125 DIA
15	714-04040	Bow-Tie Cotter Pin, 72
16	718-04407	Pulley Hub, 5/8 SPLINE
17	720-04028	Shift Knob
18	725-0157	Cable Tie
19	725-1644	Short Spring Switch
20	726-0214	Push Cap, 5/8
21	926-0320	Plate Insulator Nut
22	731-04602	Sleeve, .758 x .821 x 3.3125
23	731-04604	Sleeve, .758 x .821 x 2.4375
24	732-04306	Spring Extension, .80 OD x 3.28 LG
25	732-04488	Spring Extension, .38 OD x 3.25 LG
26	732-0716D	Spring Extension, .59 OD x 4.00 LG
27	735-0239	Foot Pad, 4.0 LONG
28	756-04325	Idler Pulley
29	747-05243	Shift Rod, 46"
29	747-05244	Shift Rod, 38/42"
30	747-05186	Variable Speed Control Rod
31	747-05188	Brake Rod
32	747-04969	Belt Keeper Rod
33	948-0334	Spacer, T-Axle, 46" Only
34	750-0566A	Spacer, .260 x .375 x 1.030 LG
35	750-0802	Spacer, .640 ID x .76 OD x 2.63
36	954-0241A	V Belt, 5L 35.25 POLY
37	954-04249A	V Belt, 5L 70.90 POLY
38	956-04002	V Pulley 7.25 DIA SPUN
39	783-04536B	Pedal Support Bracket
40	783-04595A	Shaft Adjust Bracket
41	956-04015A	Variable Speed Pulley Assembly
42	683-04176A	Transmission Bracket Assembly
43	683-04207	Idler Bracket Assembly
44	710-0347	Hex Screw, 3/8-16 x 1.75
45	710-1260A	Screw, 5/16-18 x 0.750
46	712-04065	Flangelock Nut, 3/8-16
47	938-0347	Shoulder Spacer, .625 ID x .169
48	683-04206	Bracket Assembly
49	710-0627	Hex Screw, 5/16-24 x .750
50	710-0778	Screw, 1/4-20 x 1.500
51	718-04261	Bearing Cup
52	732-04746	Extension Spring, .94 OD x 6.75 LG
53	736-0362	Flat Washer, .330 x 1.25 x .06:HT
54	941-0600	Ball Bearing, 17 x 40 x 12
55	634-04324	Wheel, 20 x 8 x 8, 38"
55	634-0104	Wheel, 20 x 8 x 8, 42/46"
56	736-0242	Bell Washer, .340 x .872 x .060
57	725-04363	Switch Interlock
58	17962	Plate Switch
59	738-04237A	Shoulder Screw, #10-32 x .500
60	731-06894	Shift Plate Bearing
61	634-04369	Rim, 8.0 x 7.0 x .750, 38/42/46"
62	934-0255	Valve, tubeless Air
63	734-1730	Tire, 20 X 8 X 8 Sq Shldr, 42/46"
63	734-04241	Tire, 20 X 8 X 8 Rd Shldr, 38"

38" Deck

Ref.	Part Number	Description
1	918-04474A	5.75" Pulley Spindle Assembly
2	683-04138B	Deck Brake Assembly
3	983-04167	Deck Brake Assembly
4	683-0254B	LH Deck Hanger Bracket
5	983-04263	38" Deck Assembly
6	710-0347	Hex Screw, 3/8-16 x 1.75
7	710-04484	Screw, 5/16-18 x .750
8	710-0528	Hex Screw, 5/16-18 x 1.25
9	710-0778	Screw, 1/4-20 x 1.50
10	710-3005	Hex Screw, 3/8-16 x 1.25
11	710-3008	Hex Screw, 5/16-18 x .75
12	710-0751	Hex Screw, 1/4-20 x .62
13	750-1000	Spacer, .80 x 1.10 x 1.322 LG
14	712-04063	Flangelock Nut, 5/16-18
15	712-04065	Flangelock Nut, 3/8-16
16	712-0417A	Flange Nut, 5/8-18
17	712-04064	Flangelock Nut, 1/4-20
18	712-04243	Flangelock Nut, 1/2-13
19	914-0104	Cotter Pin, .072 Diameter
20	917-04074	Deck Adjuster Gear
21	726-0233	Push Nut, .25 x .50
22	732-04280В	Extension Spring, .75 x 6.375
23	732-04287	Extension Spring, .500 x 6.375
24	936-0119	Lock Washer, 5/16
25	756-1188	Deck Pulley, 5.75
26	936-0300	Flat Washer, .406 x .875 x .059
27	738-04162A	Shoulder Spacer, .8840 x .190
28	738-04166	Shoulder Spacer, .5000 x .1475
29	942-0610A	3 in 1 Blade
30	747-04322	38" Front Adjust Deck Rod
31	783-04602A	Belt Cover
32	747-04381	38" Brake Control Rod
33	748-04069	Deck Lift, Pivot Cup
34	750-0566A	Spacer, .260 x .375 x 1.030
35	954-04062	V Type Belt
36	756-04129B	Idler Pulley
37	783-04740	Deck Engage Cable Bracket
38	931-1032B	Chute Assembly
39	938-04241	Spindle Shaft, 5.50
40	941-0919A	Ball Bearing, .787ID x 1.85 OD x .551
41	750-04739	Spacer, .820 x 1.150 x 480 LG

B&S Model 21 Components

Ref.	Part Number	Description
1	710-0599	Screw, 1/4-20 x .500
2	710-1314A	Socket Screw, 5/16-18 x .750
3	710-04683	Screw, 3/8-16 x 1.0
4	710-0227	Screw, 8-18 x .500
5	712-0271	Sems Nut, 1/4-20
6	BS-692236	Exhaust Gasket, 10 HP Briggs
7	725-0157	Cable Tie
8	726-0205	Clamp Hose, .490 diameter
9	731-05628	Oil Drain Sleeve
10	751B222261	Muffler Deflector
11	751-10349-28	Fuel Hose, Low Permeation
12	751-9986A	Muffler

NOTE: Tractor features vary by model. Not all parts listed above and pictured are standard equipment.

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