AYP Y18H44D Parts List
Y18H44D (1994) Page 1 of 27
18HP 44" TACTOR/MOWER DECK
Y18H44D (1994) Page 2 of 27
18HP 44" TACTOR/MOWER DECK
Ref # Part Number Qty Description
1 140579 "DECK ASM WELD44"""
2 73800500 NUT
3 72110506 SUB= 72270506
4 7631J RUNNER-LH M
5 138457 BRKT.ASM.SW.44/50
6 4939M SUB= 85902
7 130832 SUB= 130833
8 850857 BLADE BOLT
9 10030600 SUB= 10040600
10 140296 WASHER.HARD.BLADE
11 130652 "BLADE.44"" HIPERF"
12 129895 BEARING.BALL
13 137553 SHAFT.ASM.W/BRNG
14 137152 HOUSING.MAND.44.V
15 110485X BEARING
16 140329 STRIPPER RND MWR
17 106735X ROD-HINGE T
18 19111016 WASHER
19 105304X CAP-SLEEVE LT
20 123713X SPRING TORSION
21 137607 BRKT DEFLECTOR
22 110452X NUT PUSH M
23 109785X DEFLECTOR SHIELD
24 136321 RUNNER.RH
25 19111216 WASHER M
26 72110606 BOLT
27 19131316 WASHER
28 132823 SUB= 532132823
29 73800600 NUT
30 138776 SUB= 157722
31 137266 SUB= 139729
32 129861 SUB= 153535
33 129963 WASHER
34 72140610 BOLT.3/8-14X1.25
35 72110616 BOLT
36 72110608 BOLT D
37 137166 STIFFENER.ARM.IDL
38 137554 SUB= 918137554
39 131494 FLAT IDLER PULLEY
40 136572 "PULLEY.DRIVEN.44"""
42 72140506 BOLT
43 136460 "ARM.IDLER.SEC.44"""
44 122052X SPACER RETAINER
45 73680600 SUB= 73690600
46 74760628 BOLT
47 137200 "COVER.MAND.RH.44"""
48 137729 SCREW.1/4-20X5/8
49 136574 COVER.MANDREL.LH
50 137272 ARM.IDLER.PRIMARY
51 137273 "SPRING.SEC.44""VEN"
52 139245 PULLEY.IDLER.VGRO
53 137789 SHIELD.IDLER.44.V
54 131264 V-BELT.PRIM.78.5.
55 131290 BELT-V.88.12.MW
56 138687 SPRING.EXT.DECK.
62 133943 HARDENED WASHER
63 72110612 BOLT.3/8-16X1.50
95 132274 SUB= 532132274
Y18H44D (1994) Page 3 of 27
18HP 44" TACTOR/MOWER DECK
Ref # Part Number Qty Description
96 132273 SUB= 532132273
97 19171416 WASHER
98 132264 SUB= 532132264
94 74760616 BOLT
99 72110614 BOLT
143651 MANDREL SERV ASM
144075 DECK.SERV.44.ELEC
Y18H44D (1994) Page 4 of 27
18HP 44" TRACTOR/DRIVE
Y18H44D (1994) Page 5 of 27
18HP 44" TRACTOR/DRIVE
Ref # Part Number Qty Description
1 144436 SUB= 150071
2 142431 SPRING RET BRAKE
3 143995 PULLEY.TRANSAXLE
8 140002 ROD, SHIFT
9 137140 SUB= 142600
10 76020416 PIN COTTER 1/8
15 74780544 BOLT HEX
16 73800500 NUT
17 126197X WASHER
18 74780616 BOLT
19 73800600 NUT
20 7170768 BOLT HEX
21 121274X KNOB.DUCKHEAD.1/2
22 140217 SUB= 145627
23 137141 BRACKET.ASM.MTG
24 73350600 NUT
25 106888X SPRING ROD LT
26 19131316 WASHER
27 76020412 COTTER PIN
28 133261 BRAKE PARK ROD
29 711673 CAP, PARKING BRAKE
30 130807 TRANSAXLE MTG BKT
31 127275X "KEEPER,BELT LH T"
32 74760512 BOLT
33 72140506 BOLT
34 122424X SUB= 149001
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 109070X BELT KEEPER LT
42 19131312 WASHER
43 19111012 WASHER T
44 105706X "LY, BEARING"
45 110812X WASHER LT
46 12000039 KLIP RING
47 127783 SUB= 139245
48 123789X ARM IDLER
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"
57 140294 "BELT.GD DRV 82"""
58 140470 KEEPER BELT LH
59 140312 KEEPER BELT CNTSP
60 121218X KEEPER BELT ENGLH
61 17490612 SCREW
62 8883R PEDAL COVER T
63 140189 PULLEY CLU ELEC
65 10040700 LOCKWASHER
67 74760616 BOLT
68 105730X "KEEPER,BLT ENG LT"
69 142432 SCREW HEXWSH H-L
71 140158 STRAP TORQ LH HYD
Y18H44D (1994) Page 6 of 27
18HP 44" TRACTOR/DRIVE
Ref # Part Number Qty Description
73 140157 STRAP TORQ RH HYD
74 121199X SPACER SPLIT
75 121749X WASHER
76 12000001 E-RING LT
77 123583X SQUARE KEY
78 121748X WASHER
81 140154 SUB= 156046
82 123782X "SPRING,TORSION"
83 19171216 WASHER
84 140548 ROD.TIE.BALL.4.75
86 71208 BUSHING
87 19212016 WASHER D
88 12000008 KLIP RING
89 139989 SUB= 153762
91 74780536 NLA
92 74780524 HEX BOLT
93 142564 "LINE FUEL HYD 4"""
94 140462 "FAN 7"" HYDRO"
95 144643 SUB= 918144643
96 4497H RETAINER M
97 140469 BOLT KEEPER RH
98 73510600 NUT
100 19111216 WASHER M
102 141322 WASHER BELLEVILLE
103 50831 NUT NYLON 1/2-20
104 140156 ARM CONTROL HYDRO
105 71070516 SCREW CAP 5/16-18
106 74780520 BOLT
Y18H44D (1994) Page 7 of 27
18HP 44" TRACTOR/ELECTRICAL
Y18H44D (1994) Page 8 of 27
18HP 44" TRACTOR/ELECTRICAL
Ref # Part Number Qty Description
1 121537X SUB= 123899X
2 74760412 BOLT LT
3 19091016 WASHER
4 10040400 LOCKWASHER
5 121264X "CAP,BATTERY "
6 73220400 SUB= 50675
7 7697J "DRAIN TU T, BATT"
8 7603J "TRAY T, BATTERY"
9 109596X HOSE CLAMP T
10 72240460 BOLT
11 102476X SUB= 150109
12 123198X SUB= 146525
19 10090400 SUB= 10040400
20 73350400 NUT
21 136850 "HARNESS,LIGHT SOC"
22 4152J HEADLAMP BULB
23 11150400 LOCKWASHER
24 4206J CABLE-BATTERY T
25 4799J "CABLE T, BATTERY"
26 108824X FUSE HYT
28 4207J CABLE T
29 121305X SWITCH SEAT
30 144921 SUB= 163088
31 140400 SUB= 145774
32 141226 COVER KEY SWITCH
33 140401 KEY MLD GEN DELTA
34 110712X SWITCH LT
36 17021008 SCREW
38 108236X BRACKET LT
39 109553X SWITCH INTERLOCKT
40 140421 HARNESS.IGN.PTO
41 71110408 BOLT HXHD FIN
42 131563 SUB= 154336
43 138406 SUB= 146154
44 73640400 NUT HXKEP 1/4X20
45 122822X AMMETER
46 141940 PROTECTION LOOP
50 140404 SUB= 154959
51 140405 RING RETAIN PTO
70 140427 HARNESS.ENG.KOHL
Y18H44D (1994) Page 9 of 27
18HP 44" TRACTOR/ENGINE
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