121C898R401 - Yard-Man Walk-Behind Mower (1991) 21" Parts Diagram

Walk-Behind Mower

21" Parts Diagram

  • Title

1

MTD 720-0225

Grip
(Superseded to 720-0294A)

$7.49

$

In Stock, only 3 left!

0

2

MTD 731-0609

Control Handle Ass'y. L.H.

$

$

Not available

3

MTD 710-1205

Rope Guide

$3.99

$

In Stock, Qty 20+

0

4

MTD 710-0796

Truss Mach. Scr. #12 x 1.50" Lg.

$5.49

$

In Stock, only 1 left!

0

5

MTD 731-1024

Rear Discharge Chute Ass'y.
(Superseded to 731-1023)

Note: (Model 121C898R)

$

$

Not available

6

MTD 713-0397

3 Tooth Rack Gear Insert
(Superseded to 913-0397)

$5.49

$

In Stock, only 4 left!

0

7

MTD 731-0817A

Control Panel Half

$

$

Not available

8

MTD 731-0524

Control Disc Pin

$

$

Not available

9

MTD 731-0816A

Clutch Panel Half

$

$

Not available

10

MTD 731-0972

Throttle Control Lever
(Superseded to 931-0972)

$9.99

$

In Stock, Qty 13

0

11

MTD 731-0982A

Hub Cap
(Superseded to 731-0982C)

$11.99

$

In Stock, Qty 18

0

12

MTD 710-0946

Truss Mach. Scr. 1/4-20 x .62" L9-t

$3.99

$

Usually ships in 3-6 days

0

14

MTD 749-0439A

Upper Handle
(Superseded to 749-0439E-0637)

$47.99

$

In Stock, only 1 left!

0

15

MTD 16129A

Panel Support Brkt.
(Superseded to 16129A-0637)

Note: (Model 121C898R)

Variations

MTD 16129A-0637

BRACKET-PANEL SUP - POWDER BLACK (0637)

$11.99

$

Usually ships in 3-6 days

0

$11.99

$

Usually ships in 3-6 days

0

16

MTD 16862A

Rear Catcher Panel Ass'y

Note: (Model 121C898R)

Variations

MTD 16862A-0483

No Longer Available - CHARCOAL GRAY (0483)

$

$

Not available

MTD 16862A-0637

No Longer Available - POWDER BLACK (0637)

$

$

Not available

MTD 16862A-0638

No Longer Available PANEL ASM - MTD/TROY-BILT RED (0638)

$

$

Not available

MTD 16862A-0648

No Longer Available - TECH GRAY (0648)

$

$

Not available

MTD 16862A-0662

No Longer Available - OYSTER GRAY (0662)

$

$

Not available

MTD 16862A-0665

No Longer Available - YARDMAN GREEN (0665)

$

$

Not available

$

$

17

MTD 17095A

Rear Discharge Door

Note: (Model 121C898R)

Variations

MTD 17095A-0637

Top Discharge Door - POWDER BLACK (0637)

$

$

Not available

$

$

19

MTD 732-0483A

Torsion Spring

Note: (Model 121C898R)

$10.99

$

Usually ships in 3-6 days

0

20

MTD 747-0514

Pivot Pin

Note: (Model 121C898R)

$

$

Not available

21

MTD 710-0134

Carriage Bolt 1/4-20 x .62"

$4.49

$

In Stock, Qty 20+

0

22

MTD 710-0255

Truss Mach. Scr. 1/4-20 x .75" Lg.
(Superseded to 710-0924)

$4.49

$

In Stock, Qty 20+

0

23

MTD 710-0289

Hex Bolt 1/4-20 x .5" Lg.
(Superseded to 910-0289)

Note: (Model 121C898R)

$3.99

$

In Stock, only 3 left!

0

24

MTD 738-0704

Shoulder Bolt Special

$17.99

$

Usually ships in 3-6 days

0

25

MTD 710-0258

Hex Bolt 1/4-20 x .62" Lg.
(Superseded to 710-0751)

$3.99

$

In Stock, Qty 20+

0

26

MTD 712-0287

Hex Nut 1/4-20 Thd.
(Superseded to 912-0287)

$4.99

$

In Stock, only 1 left!

0

27

MTD 16855

Pawl Plate

$6.49

$

In Stock, Qty 7

0

28

MTD 736-0329

L-Wash. 1/4" I.D.
(Superseded to 936-0329)

$4.49

$

In Stock, Qty 9

0

29

MTD 747-0705

Front Grass Catcher Frame
(Superseded to 747-0705-0637)

Note: (Model 121C898R)

Variations

MTD 747-0705-0637

FRAME-CATCHER-FR - POWDER BLACK (0637)

$53.99

$

Usually ships in 3-6 days

0

$53.99

$

Usually ships in 3-6 days

0

31

MTD 731-0906

S.P. Control Cover
(Superseded to 753-0717)

$

$

Not available

32

MTD 735-0639

Spark Plug Insulator

$

$

Not available

33

MTD 712-0397

Wing Nut
(Superseded to 712-0397A)

$3.99

$

In Stock, Qty 20+

0

34

MTD 746-0674

Throttle Control Wire 61
(Superseded to 946-0674A)

$18.99

$

In Stock, only 1 left!

0

35

MTD 749-0725

Lower Handle
(Superseded to 749-0907B)

$50.99

$

In Stock, only 1 left!

0

36

Engine

$

$

Not available

38

MTD 746-0262

Grass Bag

Note: (Model 121C898R)

$

$

Currently unavailable

39

MTD 14835

Retaining Strip

$

$

Not available

40

MTD 712-0324

Hex L-Nut 1/4-20 Thd.

$3.99

$

In Stock, Qty 16

0

41

MTD 736-0204

Fl-Wash. .344" I.D. x .62"

$4.49

$

In Stock, Qty 20+

0

42

MTD 17055B

Chain Axle Ass'y.

Variations

MTD 17055B-0483

No Longer Available Axle ASM- - CHARCOAL GRAY (0483)

$

$

Not available

MTD 17055B-0498

No Longer Available AXLE ASM- - OLD CUB YELLOW (0498)

$

$

Not available

MTD 17055B-0629

No Longer Available Axle ASM- - SILVER FLAKE (0629)

$

$

Not available

MTD 17055B-0637

AXLE ASSY-CHAIN - POWDER BLACK (0637)

$

$

Not available

MTD 17055B-0638

AXLE ASSY-CHAIN - MTD/TROY-BILT RED (0638)

$

$

Not available

MTD 17055B-0648

No Longer Available AXLE ASM- - TECH GRAY (0648)

$

$

Not available

MTD 17055B-0650

No Longer Available AXLE ASM- - RED METALLIC (0650)

$

$

Not available

MTD 17055B-0662

No Longer Available Axle ASM- - OYSTER GRAY (0662)

$

$

Not available

MTD 17055B-0665

AXLE ASSY-CHAIN - YARDMAN GREEN (0665)

$

$

Not available

MTD 17055B-0667

No Longer Available AXLE ASM- - MIDNIGHT BLUE (0667)

$

$

Not available

MTD 17055B-0691

No Longer Available AXLE ASM- - BLACK JACK (0691)

$

$

Not available

$

$

43

MTD 710-0352

Hex B-Tap Scr. 1/4" x .38"

$4.99

$

Usually ships in 3-6 days

0

44

MTD 736-0270

Bell-Wash. 1/4" I.D.

$3.99

$

In Stock, Qty 20+

0

45

MTD 710-0776A

Hex AB-Tap Scr. 1/4 x .62"
(Superseded to 710-0896)

$4.49

$

In Stock, Qty 20+

0

46

MTD 749-0778

Catcher Panel Support Arm

Note: (Model 121C898R)

$

$

Not available

47

MTD 712-0296

Hex Patch L-Nut 3/8-24 Thd.
(Superseded to 912-0296)

$2.99

$

In Stock, only 1 left!

0

48

MTD 713-0353

#48 Chain .500" Pitch x 30 Links
(Superseded to 913-0353)

$

$

Not available

50

MTD 731-0564

Plug

$

$

Not available

51

MTD 731-0672A

Rear Flap 3.75" x 17.30" Lg.

$31.99

$

Usually ships in 3-6 days

0

52

MTD 726-0240

Cable Tie
(Superseded to 725-0157)

$3.99

$

In Stock, Qty 20+

0

54

MTD 710-1025

Hex AB-Tap Scr. #12 x 1.25" Lg.

Note: (Model 121C898R)

$6.49

$

Usually ships in 3-6 days

0

55

MTD 753-0485

Blade Adapter Kit

$46.99

$

Usually ships in 3-6 days

0

56

MTD 742-0306A

21" Blade
(Superseded to 942-0621)

$29.99

$

In Stock, only 1 left!

0

58

MTD 736-0453

Bell-Wash. .46" I.D.
(Superseded to 936-0453)

$3.49

$

Usually ships in 3-6 days

0

60

MTD 710-0757

Hex Bolt 7/16-20 x 1.5"

$9.99

$

In Stock, only 1 left!

0

61

MTD 748-0190

Spacer.513" I.D.

$6.49

$

In Stock, Qty 11

0

63

MTD 736-0119

L-Wash. 5/16" I.D.
(Superseded to 936-0119)

$4.99

$

In Stock, Qty 20+

0

64

MTD 16136A

R.H. Handle Wheel Brkt. Ass'y.
(Superseded to 16136C-0637)

$

$

Not available

65

MTD 16137B

L.H. Handle Wheel Brkt. Ass'y.
(Superseded to 16137C-0637)

$

$

Not available

66

MTD 710-0260

Carriage Bolt 5/16-18 x .62"
(Superseded to 710-0260A)

$4.49

$

In Stock, Qty 20+

0

67

MTD 710-0603

Hex B-Tap Scr. 5/16-18

$4.99

$

Usually ships in 3-6 days

0

68

MTD 710-0654A

Hex TT-Tap Scr. 3/8-16

$4.49

$

In Stock, Qty 20+

0

69

MTD 712-0267

Hex Nut 5/16-18 Thd.
(Superseded to 912-3010)

$4.49

$

In Stock, Qty 20+

0

70

MTD 720-0223

Grip

$14.99

$

In Stock, Qty 7

0

71

MTD 732-0606

Height Adj. Lever

$

$

Not available

72

MTD 732-0481

Extension Spring 3.80" Lg.
(Superseded to 932-0481)

$

$

Not available

73

MTD 736-0242

Bell-Wash. 5/16" I.D.

$4.49

$

In Stock, Qty 20+

0

75

MTD 750-0624

Shld. Spacer .5" Dia.

$

$

Not available

76

MTD 719-0279

Rope Guidet

$15.99

$

Usually ships in 3-6 days

0

77

MTD 726-0233

Bolt Retainer 1/4 x .50" O.D.

$4.49

$

In Stock, Qty 20+

0

79

MTD 777-5812

Control Label

$

$

Not available

80

MTD 738-0137

Shld. Scr. .342" Dia. x .268

$

$

Not available

81

MTD 748-0188B

Pawl
(Superseded to 948-0188B)

$

$

Not available

82

MTD 734-1514A

Wheel Ass'y. Comp. Rear
(Superseded to 734-1826)

$33.99

$

In Stock, Qty 9

0

84

MTD 741-0486B

Sleeve Bearing 1/2" I.D.

$

$

Not available

86

MTD 712-0189

Flat Nut 1/4-20 Thd.

$

$

Not available

87

MTD 731-0880

Panel Clip

Note: (Model 121C898R)

$3.99

$

Usually ships in 3-6 days

0

95

MTD 746-0710A

S.P. Cable 50" Lg.
(Superseded to 946-0710A)

$40.99

$

In Stock, only 4 left!

0

96

MTD 754-0343

"V"-Belt
(Superseded to 954-0343)

$29.99

$

In Stock, Qty 9

0

97

MTD 731-0801

Bag Handle

Note: (Model 121C898R)

$

$

Not available

98

MTD 711-0313

Sleeve .526" I.D.

$

$

Not available

99

MTD 710-1055

Hex Bolt 3/8-24 x 1.0" Lg.

$4.99

$

Usually ships in 3-6 days

0

100

MTD 712-0241

Hex Nut 3/8-24 Thd.

$4.49

$

In Stock, Qty 13

0

101

MTD 736-0169

L-Wash. 3/8" I.D.

$3.99

$

In Stock, Qty 20+

0

102

MTD 17051

21" Deck Ass'y.

Variations

MTD 17051-0638

No Longer Available - MTD/TROY-BILT RED (0638)

$

$

Not available

MTD 17051-0662

No Longer Available - OYSTER GRAY (0662)

$

$

Not available

$

$

114

MTD 731-0904

Self-Propelled Control Cover
(Superseded to 753-0717)

$

$

Not available

115

MTD 731-0905

Self-Propelled Control Cover
(Superseded to 753-0717)

$

$

Not available

116

MTD 731-0620

Control Lever
(Superseded to 731-0620A)

$15.99

$

In Stock, only 1 left!

0

117

MTD 720-0190

Door Grip
(Superseded to 731-13116-1)

Note: (Model 121C898R)

$13.99

$

In Stock, only 1 left!

0

118

MTD 710-0841

Fl-"C"-Sunk Hd. Tap Scr. #10 x .75" Lg.

$4.49

$

Usually ships in 3-6 days

0

119

MTD 16864

6-Speed Rack Cable Brkt.

$11.99

$

Usually ships in 3-6 days

0

120

MTD 736-0211

Fl-Wash. .285" I.D. x 1.25" O.D.

Note: (Model 121C898R)

$6.99

$

In Stock, only 3 left!

0

121

MTD 710-0671

Curved Carr. Bolt 5/16-18 x 1.38" Lg.

$

$

Not available

122

MTD 711-0805

Shld. Pin 1.43" Lg.

$

$

Not available

123

MTD 736-0169

L-Wash. 3/8" I.D.

$3.99

$

In Stock, Qty 20+

0

128

MTD 712-0711

Hex Jam Nut 3/8-24 Thd.

$4.49

$

In Stock, Qty 20+

0

129

MTD 746-0480A

Control Cable 46"

$

$

Not available

130

MTD 748-0318

Ratchet Wheel 1.62" O.D.
(Superseded to 948-0318)

$10.99

$

In Stock, Qty 15

0

131

MTD 714-0115

Cotter Pin 1/8" Dia. x 1"

$3.99

$

In Stock, only 2 left!

0

132

MTD 710-0429

Hex B-Tap Scr. #10 x .38" Lg.
(Superseded to 910-0429)

Note: (Model 121C898R)

$3.99

$

Usually ships in 3-6 days

0

133

MTD 731-0885

Side Chute Deflector Ass'y.

$

$

Not available

134

MTD 741-0522

Hex Flange Bearing

$

$

Not available

135

MTD 753-0430

Kit Control Housing Comp.

$

$

Not available

136

MTD 10622B

Spring Nylon

$5.49

$

In Stock, Qty 20+

0

138

MTD 17053A

Chain Cover

Variations

MTD 17053A-0480

No Longer Available COVER-CHAI - BRILLIANT GREEN (0480)

$

$

Not available

MTD 17053A-0483

No Longer Available COVER-CHAI - CHARCOAL GRAY (0483)

$

$

Not available

MTD 17053A-0637

No Longer Available COVER-CHAI - POWDER BLACK (0637)

$

$

Not available

MTD 17053A-0638

No Longer Available COVER-CHAI - MTD/TROY-BILT RED (0638)

$

$

Not available

MTD 17053A-0650

No Longer Available COVER-CHAI - RED METALLIC (0650)

$

$

Not available

MTD 17053A-0662

No Longer Available COVER-CHAI - OYSTER GRAY (0662)

$

$

Not available

MTD 17053A-0665

No Longer Available COVER-CHAI - YARDMAN GREEN (0665)

$

$

Not available

MTD 17053A-0674

No Longer Available COVER-CHAI - YARDMAN YELLOW (0674)

$

$

Not available

$

$

140

MTD 710-0599

Hex S-Tap Scr. 1/4-20 x .50"

$4.49

$

In Stock, Qty 20+

0

144

MTD 736-0300

Fl-Wash. .385" I.D. x .87"

$4.49

$

In Stock, Qty 20+

0

147

MTD 738-0719A

Rear Shaft Ass'y. 21.94" Lg.
(Superseded to 938-0719A)

$

$

Not available

148

MTD 741-0324

Hex Flange Brg. .506" I.D.
(Superseded to 741-0324A)

$7.99

$

In Stock, Qty 5

0

149

MTD 736-0160

Fl-Wash. .531" kD. x .930

$4.49

$

In Stock, only 2 left!

0

152

MTD 710-0751

Hex Bolt 1/4-20 x .62" Lg. (Grade 5)

$3.99

$

In Stock, Qty 20+

0

153

MTD 717-0417B

Transmission Comp.
(Superseded to 917-0417B)

Note: (See Breakdown)

$234.99

$

Usually ships in 3-6 days

0

154

MTD 16500A

Hex Bearing Cup
(Superseded to 16500A-0637)

Variations

MTD 16500A-0637

BEARING-CUP HEX - POWDER BLACK (0637)

$8.99

$

Usually ships in 3-6 days

0

$8.99

$

Usually ships in 3-6 days

0

155

MTD 710-0323

Truss Mach. Scr. 5/16-18 x 75" Lg.

Note: (Model 121C898R)

$4.99

$

In Stock, only 2 left!

0

156

MTD 731-0759

Plastic Tubing

$

$

Not available

161

MTD 749-0764A

Rear Catcher Framet
(Superseded to 749-0764A-0637)

Variations

MTD 749-0764A-0637

FRAME-CATCHER-RR - POWDER BLACK (0637)

$40.99

$

Usually ships in 3-6 days

0

$40.99

$

Usually ships in 3-6 days

0

164

MTD 746-0706

Spd. Control Cable 50" Lg.

$

$

Not available

165

MTD 731-0924

6-Spd. Shift Lever

$

$

Not available

166

MTD 17070

Adjustable Cable Brkt.
(Superseded to 17070-0637)

Variations

MTD 17070-0637

BRACKET-ADJ CABLE - POWDER BLACK (0637)

$

$

Not available

$

$

168

MTD 712-0291

Hex Cent. L-Nut 1/4-20 Thd.

$4.49

$

In Stock, Qty 8

0

169

MTD 714-0507

Cot-Pin 3132" Dia. x .75" Lg.

$4.49

$

In Stock, Qty 12

0

170

MTD 747-0684

Shift Rod

$

$

Not available

171

MTD 741-0500

Movable Pulley Half Ass'y.
(Superseded to 941-0500A)

$

$

Not available

172

MTD 710-0167

Carr. Bolt 1/4-20 X .5" Lg.
(Superseded to 710-05177)

$4.99

$

In Stock, Qty 20+

0

173

MTD 756-0503

Splined Pulley Half

$7.99

$

Usually ships in 3-6 days

0

174

MTD 731-1137

Flanged Bushing
(Superseded to 931-1137)

$

$

Not available

175

MTD 736-0278

Fl-Wash. .328" I.D. x .68" O.D.

$5.99

$

Usually ships in 3-6 days

0

176

MTD 17073

Cable Mtg. Brkt. Ass'y.

$

$

Not available

177

MTD 732-0627

Shift Lever Spring
(Superseded to 732-0627A)

$9.49

$

In Stock, only 4 left!

0

178

MTD 726-0175

Clamp

$

$

Not available

179

MTD 720-0265

Engine Cover

$

$

Not available

180

MTD 710-0936

Truss Hd. AB-Tap Scr. #6 x .62" Lg.

$4.49

$

Usually ships in 3-6 days

0

181

MTD 736-0258

Fl-Wash. .383" I.D. x 1" O.D.

$4.49

$

In Stock, only 4 left!

0