AYP 3420-74B Parts List

3420-74B (1997) Page 1 of 27
CHASSIS AND ENCLOSURES

3420-74B (1997) Page 2 of 27
CHASSIS AND ENCLOSURES

Ref # Part Number Qty Description

1 159530 CHASSIS ASM
2 140356 SUB= 145009
3 17490612 SCREW
6 155923 SADDLE
8 126471X "CLIP,INSULATOR"

9 140398 DASHBOARD BLACK
10 72140608 SUB= 72110608
11 145230 PANEL.DASH.LH.PNT
13 145219 PANEL.DASH.RH.
15 74180512 SCREW
16 73510500 NUT
17 150301X424 HOOD.PNT.
24 74780616 BOLT
25 19131312 WASHER
26 73800600 NUT
27 17030814 SUB= 91817030814
28 150196 GRILLE ASM PNT
29 146959 PANEL.DASH.RH
30 147310X424 FENDER PNT
31 139976 BRACKET SUPT FEND
33 145244X424 FOOTREST.LH.LT/GT
34 145243X424 FOOTREST.RH.LT/GT
35 72110606 BOLT
36 108067X PAL NUT LT
38 139886 BRACKET ASM LH
39 139887 BRACKET ASM RH
40 139977 SPACER FENDER LT
43 17490616 SCREW GTV
45 147717 BEZEL.ASM.
50 145205 DASH.SUPT.YP/HUSQ
59 110436X SUB= 9151R
56 150271 EXT DASH LTYT
64 150272 DASH.LOWER.LT
66 156287X010 "PLATE-DASH,SLKSCR"
67 19111116 WASHER
72 144916X424 STRAP.GRILLE.424
71 73680400 SUB= 73690400
73 17580408 SCREW CRT
79 2029J WELDNUT
80 109808X HOOD LATCH T
82 74981020 SCREW
83 7206J SPACER LT
85 73731000 NUT
86 150432X424 PANEL.SIDE.RH
87 150431X424 PANEL.SIDE.LH
90 19091216 WASHER PM
91 73220400 SUB= 50675
92 10040400 LOCKWASHER

135 74291006 SCREW.10-24X3/8.
136 60867 ACORN NUT RB
137 110356X SNAP CAP LT
138 110357X WASHER LT
139 150195 BKT.SPT.HOOD/PANL
140 158418 BRKT SUSPENSION
145 156524 "ROD POVOT,CHASSIS"
147 74760412 BOLT LT

3420-74B (1997) Page 3 of 27
DECALS

3420-74B (1997) Page 4 of 27
DECALS

Ref # Part Number Qty Description

1 135013 NLA

2 135341 GRILL DECAL

3 135344 HOOD DECAL LH

4 135343 NLA

5 135062 NAMEPLATE LOGO

6 140837 DECAL BRAK PARK

7 157002 "DECAL DANGER,FEND"

8 4900J DECAL T

9 159371 DECAL.CHASSIS
10 136832 DECAL
11 135619 NLA
12 156834 "DECAL-OPER,GEAR D"
13 106202X REFLECTOR-TAIL YT
14 155005 DECAL, BTRY DNGR/PSN
15 273286 DECAL, HP ENGINE

133671 FOOTREST PAD
138311 DECAL HANDLE LIFT
160492 MANUAL.O.3420-74B
158124 MANUAL.GENERIC.42
LC05 WHEEL WTS.
LBD48 SNOW BLADE
LSB42 SNOW THROWER
C42 GRASS CATCHER
CH208 TIRE CHAINS
MK42 MULCH KIT W/BLADES

3420-74B (1997) Page 5 of 27
DRIVE

3420-74B (1997) Page 6 of 27
DRIVE

Ref # Part Number Qty Description

1 930-055 TRANSAXLE, PEERLESS

2 146682 SPRING.BRAKE.RETU

3 123666X PULLEY TRANS

4 12000028 SUB= 2267J

5 121520X STRAP TORQUE

6 17490512 SCREW

8 141003 ROD SHIFT FEND LT
10 76020416 PIN COTTER 1/8
11 105701X WASH-SHFT PLT LT
12 19151216 WASHER
13 74550412 BOLT.1/4-28.W/PAT
14 10040400 LOCKWASHER
15 74490544 BOLT.HX.FLG.5/16
18 74780616 BOLT
19 73800600 NUT
21 106933X KNOB T (1/2-HOLE)
22 130804 BRAKE ROD
24 73350600 NUT
25 106888X SPRING ROD LT
26 19131316 WASHER
27 76020412 COTTER PIN
28 145204 ROD.BRAKE.PARK.LT
29 71673 PLUNGER CAP T
30 130807 TRANSAXLE MTG BKT
31 127275X "KEEPER,BELT LH T"
32 74760512 BOLT
34 155071 SHAFT ASM-PEDAL F
35 120183X NYLON BEARING
36 19211616 WASHER LT
37 1572H SUB= 2882J
38 123674X PULLEY.IDLER.FLAT
39 74760644 BOLT
40 4470J SPACER T
41 154777 SUB= 165692
42 19131312 WASHER
47 127783 SUB= 139245
48 154604 BELLCRANK ASM
49 123205X RETAIN BELT
50 74760624 SUB= 74930624
51 73680600 SUB= 73690600
52 73680500 SUB= 73690500
53 105710X "LINK, CLUTCH T"
55 105709X "SPRING, RETURN LT"
56 74760620 SUB= 74780620
57 130801 SUB= 138255
58 127274X "KEEPER,BELT RH T"
59 140312 KEEPER BELT CNTSP
61 17490612 SCREW
62 8883R PEDAL COVER T
63 140186 PULLEY.ENGINE
64 71170764 BOLT
65 10040700 LOCKWASHER
66 154778 KEEPER-BELT
70 134683 KEEPER BELT ENG
72 19132012 WASHER
74 137057 SPACER AXLE
75 121749X WASHER
76 12000001 E-RING LT

3420-74B (1997) Page 7 of 27
DRIVE

Ref # Part Number Qty Description

77 123583X SQUARE KEY
78 121748X WASHER
79 2228M SUB= 2228M1
80 145090 "ARM.SHIFT.20""TIRE"
81 156049 SHAFT.CROS.P930.
82 123782X "SPRING,TORSION"
83 19171216 WASHER
84 145643 "ROD.TIE.20""P930LT"
85 150360 NUT.CNT.LOCK.1/4
86 71208 BUSHING
87 19212016 WASHER D
88 12000008 KLIP RING
89 139964 SUB= 918139964
90 124346X NUT
96 4497H RETAINER M

112 19091210 WASHER LT
113 127285X "STRAP,TORQUE"
116 72110610 BOLT RDHD 3/8-16
118 154774 SPACER-BELLCRANK
121 154419 NYLINER-CLUTCHING

3420-74B (1997) Page 8 of 27
ELECTRICAL

3420-74B (1997) Page 9 of 27
ELECTRICAL

Ref # Part Number Qty Description

1 144925 SUB= 123899X

2 74760412 BOLT LT

3 19091016 WASHER

4 10040400 LOCKWASHER

6 73220400 SUB= 50675

7 7697J "DRAIN TU T, BATT"

8 7603J "TRAY T, BATTERY"

9 109596X HOSE CLAMP T
10 145211 SUB= 150177
11 150109 HOLDDOWN BATTERY
12 145769 SUB= 150177
16 153664 SWITCH INTERLOCK
19 10090400 SUB= 10040400
20 73350400 NUT
21 136850 "HARNESS,LIGHT SOC"
22 4152J HEADLAMP BULB
24 4799J "CABLE T, BATTERY"
25 146148 CABLE.6GA.22W/16W
26 108824X FUSE HYT
28 145491 CABLE.GRND.6GA.21
29 121305X SWITCH SEAT
30 140301 SWITCH IGN 4POS
31 124211X NUT IGNITION
32 141226 COVER KEY SWITCH
33 122147X KEY
40 156152 "HARNESS-IGN,YDPRO"
41 71110408 BOLT HXHD FIN
42 131563 SUB= 154336
43 145673 SUB= 146154
44 73640400 NUT HXKEP 1/4X20
45 121433X SUB= 122822X
52 141940 PROTECTION LOOP
55 17490508 SCREW LT
70 140413 HARNESS ENG DUAL

3420-74B (1997) Page 10 of 27
ENGINE

3420-74B (1997) Page 11 of 27
ENGINE

Ref # Part Number Qty Description

1 132748 SUB= 532132748

2 17720410 SCREW LT

3 42D777 ENGINE

4 149723 MUFFLER.TW.LOTONE

5 144069 EXHAUST.B&S.18.LH

6 144068 EXHAUST.B&S.18.RH

7 138129 CLAMP.TUBE.DBL.EN

8 150176 BOLT.5/16-18.UNC
10 145552 SHIELD.HEAT.
11 10040400 LOCKWASHER
12 74780412 SUB= 74780414
13 272250 GASKET MUFFLER
14 13280336 PIPE NIPPLE LT
15 13200300 ELBOW
16 11050600 LOCKWASHER
17 17490624 SCREW LT
23 156123 SHIELD-HEAT
25 138672 "CONTROL.CHOKE.51"""
26 73920600 "NUT,KEPS 3/8-24IM"
27 152927 "SCREW-TT,10-32 FL"
29 137180 SUB= 532137180
31 141291 TANK FUEL 1.9 NAT
32 140527 CAP ASM FUEL
33 123487X HOSE CLAMP
35 17490512 SCREW
37 7833R HOSE T
38 REFER TO IMAGE
39 126564X "STRIP,FORM"
42 140020 STRAP TANK FUEL
43 140019 STRAP TANK FRONT
44 17490612 SCREW
81 128861 NUT

3420-74B (1997) Page 12 of 27
MOWER DECK

3420-74B (1997) Page 13 of 27
MOWER DECK

Ref # Part Number Qty Description

1 144393 DECK.WELD.42.

2 72140506 BOLT

3 138017 BRKT ASM SWAY BAR

4 138440 BRKT DECK SW BAR

5 4939M SUB= 85902

6 130832 SUB= 130833

8 850857 BLADE BOLT

9 10030600 SUB= 10040600
10 140296 WASHER.HARD.BLADE
11 134149 "BLADE.42"" MULCHER"
12 129895 BEARING.BALL
13 137645 SUB= 137646
14 128774 HSG ASM MANDREL
15 110485X BEARING
16 140329 STRIPPER RND MWR
17 72110610 BOLT RDHD 3/8-16
18 72140505 BOLT
19 132827 BOLT SHD 5/16-18
20 136888 SUB= 918136888
21 73680500 SUB= 73690500
22 134753 STIFFENER BRKT
23 131267 DEFLECTOR BRKT
24 105304X CAP-SLEEVE LT
25 123713X SPRING TORSION
26 110452X NUT PUSH M
27 130968 DEFLECTOR.SHIELD
28 19111016 WASHER
29 131491 HINGE ROD
30 138776 SUB= 157722
31 129963 WASHER
32 129861 SUB= 153535
33 137266 SUB= 139729
34 72110614 BOLT
35 133835 XMAS TREE FASTNER
36 131494 FLAT IDLER PULLEY
37 19131316 WASHER
40 73680600 SUB= 73690600
41 133551 PIVOT ROD
43 140083 ROD CLUTCH W/NIBS
44 140088 GUARD MAND LH BLK
45 4497H RETAINER M
46 137729 SCREW.1/4-20X5/8
48 133944 HARD SMALL WASHER
49 133940 SUB= 151785
50 131340 SHOULDER BOLT
51 69180 LOCKNUT
52 139888 BOLT.SHLD.5/16-18
53 131845X900 SUB= 131845
54 133943 HARDENED WASHER
55 140084 SUB= 151785
56 122052X SPACER RETAINER
58 140086 SPRING TORSN BRAK
59 141043 GUARD IDLER TUV
67 132044 SUB= 532132044
68 144200 BELT.V.T-PATH
71 142427 ROD CLUTCH 38/42
72 131870 RETURN SPRING
73 127847 CLUTCH ARM SECOND

3420-74B (1997) Page 14 of 27
MOWER DECK

Ref # Part Number Qty Description

74 121748X WASHER
75 12000029 RING
76 128903 SHOULDER BOLT
77 127845 SPRING KEEPER
78 156436 LOWER ASM CLUTCH PRIMARY YP
79 127498 BUSHING
80 153701 SPRING.CLUTCH.MWR
81 73350600 NUT
82 142028 TRUNION ADJ
83 120958X WASHER
84 156084 "KEEPER-BELT,FIXED"
85 72140618 BOLT RDHD 3/8-16
90 74760616 BOLT
91 132274 SUB= 532132274
92 73800600 NUT
93 19171416 WASHER
94 132264 SUB= 532132264
95 132273 SUB= 532132273

111 155197 BRACKET.GWHL.LH.
112 155198 BRACKET.GWHL.RH.
113 17490512 SCREW
114 73510500 NUT
115 72110504 SUB= 872110504
116 4898H BOLT M
117 105455X WHEEL.GAGE.BLK.PL
118 73930600 LOCKNUT
119 19121414 WASHER
120 19171512 WASHER
121 143723 BRACKET.EXTRD.GWL
128 153390 WASHER.FELT.
132 19132203 WASHER GT

130794 MANDREL ASM
159469 SUB= 144783

3420-74B (1997) Page 15 of 27
MOWER LIFT

3420-74B (1997) Page 16 of 27
MOWER LIFT

Ref # Part Number Qty Description

1 159460 WIRE ASM W.SPRING

2 159472 "SHAFT ASM LIFT,LH"

3 138284 PIN GROOVE

4 12000002 SUB= 2225J

5 19211621 WASHER

6 120183X NYLON BEARING

7 109413X GRIP

8 124526X SUB= 125925X
10 122512X SUB= 532122512
11 139865 SUB= 918139865
12 139866 SUB= 151140
13 4939M SUB= 85902
15 127218 LINK.FRONT
16 73350800 NUT
17 130171 TRUNION
18 73800800 NUT.LK.W/WSH.1/2.
19 139868 ARM SUSP REAR
20 3146R RETAINER.SPRING
23 110807X NUT T
24 19131016 WASHER
25 137150 SPRING.COMP.INF.H
26 76020308 SUB= 3145
27 137167 ROD.ADJ.LIFT
28 73350600 NUT
29 138057 KNOB INF 3/8-16
30 150233 TRUNNION
31 140302 BEARING PVT LH
32 73540600 NUT.CROWNLOCK.3/8
49 145212 NUT.HXFLG.LOCK.
50 110452X NUT PUSH M

3420-74B (1997) Page 17 of 27
PEERLESS TRANSAXLE

3420-74B (1997) Page 18 of 27
PEERLESS TRANSAXLE

Ref # Part Number Qty Description

1 772108A TRANSAXLE COVER

2 780086 BEARING, NEEDLE

3 770102A TRANSAXLE CASE

4 776260 SHAFT, COUNTER

5 776219B OUTPUT SHAFT AND PINION

6 778139 GEAR, OUTPUT

7 778136 GEAR, SPUR, 15 TEETH

8 792136A SHIFT KEY

8A 792047 KEY, WOODRUFF

9 784352 COLLAR, SHIFTER
10 784355 ROD & FORK ASSY, SHIFT
11 778229 GEAR, BEVEL, 42 TEETH
12 778113A BEVEL PINION, INPUT
13 778221 GEAR, BEVEL
14 778068 GEAR, BEVEL, PINION
15 778260 GEAR, RING
17 786139 PIN, DRIVE
18 786102 SPACER, NEUTRAL
20 792077 BALL STEEL, 5/16" DIA.
21 792078 SCREW, 3/8-16 X 3/8"
22 792079 SPRING
23 788061 RING, SEAL
25 792073 SCREW, 1/4-20 X 1-1/4
26 792125 RING RETAINER
27 792035 RING, RETAINER
28 788040 RETAINING RING
29 780072 WASHER THRUST
30 780108 WASHER THRUST
31 780001 WASHER
32 792001 "O" RING
33 788095 SEAL, SQUARE CUT
34 780105A BUSHING, FLANGED
35 780118A BUSHING, FLANGED
36 790003 DISK, BRAKE
37 790007 PLATE BRAKE PAD
38 799021 BRAKE PAD
39 786026 PIN DOWEL
40 792076A WASHER
41 790079 BRAKE LEVER
42 792073 SCREW, 1/4-20 X 1-1/4

42A 792085A SCREW, 1/4-20 X 2-1/4

43 792075 LOCKNUT 5/16-24
44 790025 HOLDER BRAKE PAD
45 786066 SPACER
46 786086 BRKT BRAKE LEVER
47 774690 AXLE
48 774691 AXLE
49 778215 GEAR, SPUR, 37 TEETH
50 778125 GEAR, SPUR, 35 TEETH
51 778124A GEAR, SPUR, 30 TEETH
52 778123A GEAR, SPUR, 25 TEETH
53 778122A GEAR, SPUR, 22 TEETH
54 778273 GEAR, SPUR, 19T
56 778230 GEAR, SPUR, 12 TEETH
57 778151 GEAR, SPUR, 15 TEETH
58 778126A GEAR, SPUR, 20 TEETH
59 778127A GEAR, SPUR, 25 TEETH
60 778128A GEAR, SPUR, 28 TEETH

3420-74B (1997) Page 19 of 27
PEERLESS TRANSAXLE

Ref # Part Number Qty Description

61 778163 GEAR, SPUR, 31 TEETH
65 780109 WASHER, THRUST
66 776135 SHAFT, INPUT
67 776315A SHAFT, BRAKE, 4 KEYED
68 786116A PLUG
69 780051 WASHER THRUST
70 786118 SPACER
71 788069 SEAL SQUARE CUT
72 792165 THREADED PLUG 9/16-18

72A 788091 "O" RING

76 780090 WASHER, THRUST
77 788078A INVERTED RETAINING RING
79 792144 SPRING
81 786081 CHAIN, ROLLER
82 786082 SPROCKET 9T
83 786123 SPROCKET 18T (REV)
90 788067B GREASE BENTONITE, 32 OZ.

103 792166 SCREW
104 792167 LOCKNUT
150 510334 GASKET ELIMINATOR
900 794603 REPLACEMENT TRANSAXLE

3420-74B (1997) Page 20 of 27
SCHEMATIC

3420-74B (1997) Page 21 of 27
SCHEMATIC

Ref # Part Number Qty Description

REFER TO IMAGE

3420-74B (1997) Page 22 of 27
SEAT ASSEMBLY

3420-74B (1997) Page 23 of 27
SEAT ASSEMBLY

Ref # Part Number Qty Description

1 127429X SUB= 140121

2 140551 BRACKET PVT SEAT

3 74760616 BOLT

4 19131610 WASHER PM

5 145006 CLIP.PUSH-IN.HING

6 73800600 NUT

7 124181X SPRING COMPRESSIO

8 17490616 SCREW GTV

9 19131614 WASHER
10 155925 PAN-SEAT
11 120068X "KNOB 1/2"" YT"
12 121246X BRKT SWITCH
13 121248X BUSHING
14 72050411 SUB= 872050411
15 121249X SPACER SPLIT
16 123740X SPRING COMPRESSED
17 123976X SUB= 73900400
21 153236 "BOLT,SHOULDER"
22 73680500 SUB= 73690500
24 19171912 WASHER
25 127018X "BOLT,SHOULDER"

3420-74B (1997) Page 24 of 27
STEERING ASSEMBLY

3420-74B (1997) Page 25 of 27
STEERING ASSEMBLY

Ref # Part Number Qty Description

1 121472X SUB= 150546

2 154427 AXLE ASM

3 156483 SPINDLE.ASM.LH

4 157473 "SPINDLE ASM,RH"

5 6266H WASHER .T

6 121748X WASHER

7 19272016 WASHER

8 12000028 SUB= 2267J

9 3366R COL. SRTG. BEAR.
10 156438 DRAGLINK-STAMPED
12 73940800 SUB= 73360800
11 10040600 LOCKWASHER
13 154779 BEARING AXLE
15 73901000 "NUT-LOC,FLANGE LT"
17 156543 SHAFT ASM STEERNG
18 57079 THRUST WASHER
19 124035X SUPPORT.SHAFT
20 126684X SUB= 532126684
22 71200410 SCREW HEX SOC1/4­23 127501 SUB= 918127501
25 154406 BRKT-STEERING
26 126847X BUSHING.DRAGLINK
27 136874 GEAR SECTOR
28 19131416 WASHER
29 17490612 SCREW
30 76020412 COTTER PIN
32 130465 TIE ROD
36 145207 BUSHING.STRG.3/4
37 152927 "SCREW-TT,10-32 FL"
38 126805X "INSERT,STR WHEEL"
39 100712K WASHER
40 7810H GRIPCO NUT
41 100711L ADAPTER LT
43 121749X WASHER
46 121232X CAP
47 6855M ZERK M
53 73680600 SUB= 73690600
62 156595 KIT STEERING ASM
65 154780 SPACER AXLE
66 154404 "BEARING-ARM,PITMA"
67 74781044 BOLT
68 154429 BRACE AXLE
69 160367 "SPACER BRCAE,AXLE"
70 74780636 BOLT.HEX.3/8-16X2

3420-74B (1997) Page 26 of 27
WHEELS/TIRES

3420-74B (1997) Page 27 of 27
WHEELS/TIRES

Ref # Part Number Qty Description

1 59192 VALVE CAP

2 65139 VALVE STEM LT

3 106222X SUB= 122073X

4 59904 TUBE.5.3/4.5/6

5 106732X417 "RIM,FRT T"

6 278H FITTING LT

7 9040H "FLANGE, BEARING"

8 106108X417 "RIM 8"""

9 138468 TIRE.20X8-8
10 7152J TUBE.18X9.5-8
11 104757X HUB CAP

144334 SEALANT.TIRE 10 OZ. TUBE