
Y20H50B (1995) Page 1 of 26
CHASSIS AND ENCLOSURES

Y20H50B (1995) Page 2 of 26
CHASSIS AND ENCLOSURES
Ref # Part Number Qty Description
No Parts Lists For Image

Y20H50B (1995) Page 3 of 26
DECALS

Y20H50B (1995) Page 4 of 26
DECALS
Ref # Part Number Qty Description
1 138956 DECAL.DASH.INSTR.
2 121549x DECAL *NLA*
3 123966x DECAL HOOD RHNLA
4 123965x DECAL HOOD LH
5 140837 DECAL BRAK PARK
6 139141 DECAL.GRILL.YARDP
7 140669 DECAL PANEL SIDE
8 142337 DECAL SADL HYDRO
9 123964x DECAL NLA
10 133795x
11 101892x DECAL T
12 142342 DECAL D-BAR CNTRL
14 139346 "DECAL.V.BELT.44"""
15 137259 "DECAL, WARNING"
138311 DECAL HANDLE LIFT
133671 FOOTREST PAD
147221 MANUAL.Y20H50B
147222 MANUAL.Y20H50B.FR
gbd48 48" SNOW BLA *NLA*
tr01
ea20 EL ASIST KIT
ta321 WHEEL WEIGHT
sh10 SLEEVE HITCH
gsb42

Y20H50B (1995) Page 5 of 26
ELECTRICAL

Y20H50B (1995) Page 6 of 26
ELECTRICAL
Ref # Part Number Qty Description
1 121537x No Desc
2 74760412 BOLT LT
3 10040400 LOCKWASHER
4 19091016 WASHER
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 145211 SUB= 150177
11 145209 SUB= 150109
12 145769 SUB= 150177
19 10090400 SUB= 10040400
20 73350400 NUT
21 136850 "HARNESS,LIGHT SOC"
22 4152j HEADLAMP BULB
24 4799j CABLE T, BATTERY
25 146149 CABLE.6GA.12.5.
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
37 109553x SWITCH INTERLOCKT
40 146066 HARNESS.IGN.GT.EL
41 17720408 SCREW
42 131563 SUB= 154336
43 145673 SUB= 146154
46 141940 PROTECTION LOOP
49 11151000 LOCKWASHER
50 140404 SUB= 154959
51 140405 RING RETAIN PTO
53 71031008 SCREW
54 73951000 "NUT,KEPS"
61 138101 LIGHT.PKG.ASM.
62 110143x BULB LIGHT T
63 142320 SWITCH OIL KOHLER
64 142321 WIRE LEAD KOHLER

Y20H50B (1995) Page 7 of 26
ENGINE

Y20H50B (1995) Page 8 of 26
ENGINE
Ref # Part Number Qty Description
1 REFER TO IMAGE
2 144110 MUFFLER.KOH.VCT.
3 13240300 STREET ELBOW LT
4 13280328 PIPE NIPPLE
5 13200300 ELBOW
6 138129 CLAMP.TUBE.DBL.EN
8 121361x No Desc
9 145109 SUB= 150828
10 105432x BUSHING.
11 137140 SUB= 142600
12 136907 PULLEY.ENGINE.VGT
13 138486 BAFFLE.AIR.LH.K
14 138487 SUB= 154574
15 141069 SUB= 151346
16 109227x PAD IDLER TI
17 106082x PAD-SPACER LT
18 140527 CAP ASM FUEL
19 13290300 PLUG T
20 142168 CONTROL THTL 37
21 17720410 SCREW LT
22 138672 "CONTROL.CHOKE.51"""
23 19131316 WASHER
24 11050600 LOCKWASHER
25 73610600 SUB= 7810H
26 3645j BUSHING OUTLET T
27 139277 STEM.TANK.FUEL
28 7834r No Desc
29 132920 SPARK ARREST KIT
32 17490508 SCREW LT
34 17720408 SCREW
35 10040500 LOCKWASHER
36 74570512 SCREW
37 123487x HOSE CLAMP
39 17490624 SCREW LT
40 17490652 SCREW.3/8-16X3.25
41 126197x WASHER
42 10040700 LOCKWASHER
43 71170768 SUB= 150280
45 73510400 NUT

Y20H50B (1995) Page 9 of 26
GROUND DRIVE

Y20H50B (1995) Page 10 of 26
GROUND DRIVE
Ref # Part Number Qty Description
2 7070e KEY 1/4 X 2.5
3 7563r WASHER T
5 73680600 SUB= 73690600
6 76020412 COTTER PIN
7 140507 HUB WHEEL ASM
9 140080 BOLT.HUB.WHL.REAR
15 19131316 WASHER
17 140921 SPRING ROD BRAKE
20 73940800 SUB= 73360800
22 140498 SHAFT ARM ASM
23 121274x KNOB.DUCKHEAD.1/2
28 73350600 NUT
29 140494 ROD BRAKE
30 19131616 WASHER HYT
32 73220700 NUT
33 12000053 E RING HYT
34 71673 PLUNGER CAP T
35 137648 ROD BRAKE PART GT
36 138364 SUB= 149412
37 121749x WASHER (2513009)
38 110895x NYLINER T
39 74321016 SCREW
40 5304j No Desc
41 73631000 SUB= 69180
42 8883r PEDAL COVER T
43 74760412 BOLT LT
44 104601x BRKT SWITCH GT
45 73800400 NUT
46 145170 RETAINER.SPRING
47 138228 ROD.CLUTCH
48 72110614 BOLT
49 19131413 WASHER
50 131494 FLAT IDLER PULLEY
51 73680600 SUB= 73690600
52 139123 PULLEY.IDLER.V.GR
53 207j WASHER T
54 138390 ARM.ASM.IDLER.CLU
55 105706x LY, BEARING
56 140218 BELT-V 84.5
58 74760724 BOLT
61 140488 PULLEY TRANSAXLE
64 137649 SUB= 154752
65 67609 AXLE BOLT
66 140296 WASHER.HARD.BLADE
67 19131312 WASHER
68 5142h ROLL PIN STD
69 123800x WASHER
70 139989 SUB= 153762
71 140927 PLATE CONSOLE S
72 73800500 NUT
73 74780548 BOLT FIN HEX 5/16
74 142432 SCREW HEXWSH H-L
75 73800700 NUT.7/16
76 140481 BRACKET TRAN VGTH
77 74760716 BOLT
78 19111212 WASHER
79 72110505 BOLT
80 140484 BRACKET TORQUE RH

Y20H50B (1995) Page 11 of 26
GROUND DRIVE
Ref # Part Number Qty Description
81 17490612 SCREW
82 140482 SUB= 154561
83 140479 STRAP TORQUE MID
84 140490 SPACER
85 17541020 SCREW YTV
86 140462 "FAN 7"" HYDRO"
87 140491 ADAPTER FAN
88 140492 SUB= 161592
89 73680700 NUT GTV
90 140489 KEEPER BELT
91 17490644 SCREW.HXWSH.3/8
92 74760520 BOLT
93 140502 LINK ASM SHIFT
94 133835 XMAS TREE FASTNER
95 23200528 SCREW SET 5/16
96 141103 WASHER NICKEL PLT
97 126874x BEARING THRUST
98 141004 BRACKET SHIFT
99 17490624 SCREW LT
100 126881x WASHER COMPRESSIN
101 59285 WASHER
102 73560500 NUT HEX NYLOCK
103 73350500 JAM NUT TI
104 140480 BRACKET IDLER
105 17580408 SCREW CRT
106 142576 SUB= 142922
107 142577 SUB= 142918
108 142578 SUB= 142917
109 140929 SPRING BRAKE
110 88652 HINGE SCREW
140343 SUB= 150073

Y20H50B (1995) Page 12 of 26
LIFT

Y20H50B (1995) Page 13 of 26
LIFT
Ref # Part Number Qty Description
1 121006x LEVER ROD LT
2 145542 SHAFT.LIFT.VGT.95
3 121002x No Desc
4 12000022 E-RING
5 19292016 WASHER
6 74780624 "BOLT,HEX"
7 125631x GRIP HANDLE
8 124526x No Desc
9 122364x No Desc
10 2876h SPRING T
11 146704 LINK.LIFT.MWR.VGT
12 3146r RETAINER.SPRING
13 139868 ARM SUSP REAR
14 140302 BEARING PVT LH
15 73680600 SUB= 73690600
16 674a247 SPRING ASS'Y
17 73350600 NUT
18 143363 BRACKET SPRING AS
19 19131316 WASHER
20 5328j BOLT-ADJ SPRING T
21 74760616 BOLT
22 127218 LINK.FRONT
23 4939m No Desc
24 73350800 NUT
25 130171 TRUNION
26 73800800 NUT.LK.W/WSH.1/2.
27 12000037 KLIP RING
28 19151216 WASHER
29 110810x TRUNION LT
30 110807x NUT T
31 19131016 WASHER
32 137150 SPRING.COMP.INF.H
33 76020308 SUB= 3145
34 137167 ROD.ADJ.LIFT
35 138057 KNOB INF 3/8-16
36 17490612 SCREW
37 102529x
38 123933x505 POINTER HGT IND
39 123935x PLUG,HOLE
40 1490512 SCREW THDROL 516-18 X 3/4 TYT
41 73540600 NUT.CROWNLOCK.3/8
42 19112410 WASHER
43 123934x HEIGHT INDICATOR

Y20H50B (1995) Page 14 of 26
MOWER DECK

Y20H50B (1995) Page 15 of 26
MOWER DECK
Ref # Part Number Qty Description
1 136457 DECK ASM MWR 50VT
2 73680500 SUB= 73690500
3 72110506 SUB= 72270506
4 7631j RUNNER-LH M
5 138457 BRKT.ASM.SW.44/50
6 4939m No Desc
7 130832 SUB= 130833
8 850857 BLADE BOLT
9 10030600 SUB= 10040600
10 140296 WASHER.HARD.BLADE
11 137380 "BLADE.50"" HD"
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-SLEEV(107627)
20 123713x SPRING TORSION
21 137607 BRKT DEFLECTOR
22 110452x NUT PUSH M
23 110509x DEFLECTOR
24 136320 "RUNNER RH 50"" DK"
25 19111216 WASHER M
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 No Desc
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 139573 BELT V PRIM 50
55 144959 BELT-V.SEC.46.KEL
56 138687 SPRING.EXT.DECK.
57 136577 BAR.ASM.GUAGE.WHL
58 105455x WHEEL.GAGE.BLK.PL
59 4898h BOLT M
60 139031 PIN.CLEVIS

Y20H50B (1995) Page 16 of 26
MOWER DECK
Ref # Part Number Qty Description
61 136573 BRACKET.GUAGE.WHL
62 133943 HARDENED WASHER
63 72110612 BOLT.3/8-16X1.50
64 19121414 WASHER
65 102403x IDLER-FLAT T
66 139622 SUB= 918139622
67 73930600 LOCKNUT
93 19171512 WASHER
94 74760616 BOLT
95 132274 SUB= 532132274
96 132273 SUB= 532132273
97 19171416 WASHER
98 132264 SUB= 532132264
99 72110614 BOLT
143651 MANDREL SERV ASM
141051 "DECK.MWR.SERV.50"""

Y20H50B (1995) Page 17 of 26
SEAT

Y20H50B (1995) Page 18 of 26
SEAT
Ref # Part Number Qty Description
1 127440 SUB= 140121
2 140551 BRACKET PVT SEAT
3 140675 STRAP ASM FENDER
4 127018x BOLT,SHOULDER
5 145006 CLIP.PUSH-IN.HING
6 73680600 SUB= 73690600
7 124181x SPRING COMPRESSIO
8 17490508 SCREW LT
9 19131614 WASHER
10 140552 SUB= 155925
12 121246x BRKT SWITCH
13 121248x BUSHING
14 72050411 SUB= 872050411
15 121249x SPACER SPLIT
16 123740x SPRING COMPRESSED
17 123976x No Desc
18 19171912 WASHER
19 120068x
20 124238x CAP SPRING
21 139888 BOLT.SHLD.5/16-18
22 73680500 SUB= 73690500

Y20H50B (1995) Page 19 of 26
STEERING

Y20H50B (1995) Page 20 of 26
STEERING
Ref # Part Number Qty Description
1 121472x No Desc
2 137094 SUB= 532137094
3 6855m ZERK M
4 136960 SPINDLE.ASM.LH
5 136959 SUB= 918136959
6 6266h WASHER .T
7 121748x WASHER
8 12000029 RING
9 121232x CAP
10 74781044 BOLT
11 136518 SPACER BEARING
12 73901000 "NUT-LOC,FLANGE LT"
13 121749x WASHER (2513009)
14 10040600 LOCKWASHER
15 73610600 SUB= 7810H
15 73610600 SUB= 7810H
16 145103 SHAFT.STEER.VGT
17 137347 ROD.ASM.TIE.BALL
18 137155 DRAGLINK.BALL.JOI
19 146611 SUB= 144673
21 100711L ADAPTER LT
22 1554j No Desc
23 17431008 SUB= 98000165
24 19133808 WASHER T
25 74780616 BOLT
26 121584x INSERT STEERING
27 3366r COL. SRTG. BEAR.
28 17490612 SCREW
29 104239x FLANGE GT, BEAR.
30 12000034 KLIP RING
31 138136 BUSHING.NYLINER.
32 19111610 WASHER
33 10040500 LOCKWASHER
34 74760512 BOLT
35 138059 GEAR.ASM.SECTOR.
36 137156 SUB= 137347
37 73360600 NUT
38 109850x JOINT.RH
39 73700600 NUT
40 109851x JOINT.LH

Y20H50B (1995) Page 21 of 26
TRANSAXLE

Y20H50B (1995) Page 22 of 26
TRANSAXLE
Ref # Part Number Qty Description
1 142874 HOUSING LH 70086
2 142875 HOUSING RH 70088
16 142876 SHAFT BRAKE 62877
20 142877 AXLE MTG 70087
21 142878 WASHER 44805
22 142879 WASHER 44806
33 142929 YOKE.BRAKE.62589
35 142880 ARM BRAKE 50214
36 142882 PUCK PLATE 44134
37 142883 PUCK BRAKE 44132
38 142884 WASHER HYD 44130
39 142885 SUB= 144607
40 142886 SUB= 144608
41 142887 PIN BRAKE 44127
42 142888 KEY HI PRO 44143
43 142889 SPACER 50259
45 142890 DISC BRAKE 44090
46 142891 BOLT 1/4-20 44276
47 142892 BOLT 1/4-20 44433
49 142893 DIFFERENTIAL62834
63 142894 PIN DOWL 44757
64 142896 GEAR R14-38 44775
65 142897 PINION DRIV 70051
67 142898 SHAFT-44779
68 142899 O RING 44781
69 142900 WASHER 44795
70 142901 WASHER 44794
71 142902 BOLT 5/16 44827
72 142903 NUT HXLK 43064
73 142904 BOLT 5/16 44841
74 142905 SCREW 5/16 45089
75 142906 WASHER DIF 44880
76 142907 BOLT SHOULD 44785
77 142908 ARM FREEWHL 44786
78 142909 SEAL.OIL.44761
81 142910 BOLT 5/16 43084
82 142911 BOLT 5/16 44820
89 142912 FILTER SPIN 50037
91 142913 SUB= 144576
95 142914 PLUG.9005110-5600
99 142915 SUB= 142904
103 142916 WASHER.50169
104 142917 CAP.VENT.70109
106 142918 O-RING.ASM.70110
108 142920 SCREW.SET.50018.
109 142920 SCREW.SET.50018.
110 142921 FILTER.HEAD.50207
111 142922 HOSE.5/16.50208.
113 142923 FITTING.SAE.50210
116 142924 FITTING.SAE.50213
117 142925 FITTING.SAE.50249
118 142926 FITTING.MAL.50251
119 142927 FITTING.FEM.50250
121 142928 RING.RET.2003016.

Y20H50B (1995) Page 23 of 26
TRANSAXLE PUMP

Y20H50B (1995) Page 24 of 26
TRANSAXLE PUMP
Ref # Part Number Qty Description
1 144569 SHAFT.PUMP.50158
2 122716x RETAINIANG RING-(2003016)
3 122745x BALL BEARING
4 122715x SPACER *NLA*
5 122700x SEAL LIP 9008000-0128
6 122699x RING.RET.2003052
8 122767x CRADLE BEARING (2003023)
12 122717x SEAL.9008000-0126
13 122748x TRUNION ARM (2003005)
14 122749x GUIDE.2000015.HYD
15 144571 KIT.HSG.2513035.
17 122770x No Desc
19 144572 KIT.CENT.2513006
21 122722x LIP SEAL-9008000-0127
22 144573 SHAFT.MOT.2003034
23 144574 SUB= 142978
25 127148x SWASHPLATE,VARIAB
32 144577 SUB= 142938
37 122786x PIN
38 122718x GASKET.20030600
42 144578 KIT.VALVE.2510050
43 144578 KIT.VALVE.2510050
44 144579 KIT.RELI.2510011.
47 122752x SCREW9007314-0808
53 127153x KIT,BYPASS VALVE(2513011)
60 144580 SUB= 142977
62 144581 0RING.90041011340
63 144582 KIT.CHARG.2513027
64 144583 GEROTOR.J1041008
67 144584 SCREW.CAP.50095.
144576 PUMP.BD-10L-118

Y20H50B (1995) Page 25 of 26
WHEELS AND TIRES

Y20H50B (1995) Page 26 of 26
WHEELS AND TIRES
Ref # Part Number Qty Description
1 59192 VALVE CAP
2 65139 VALVE STEM LT
3 106230x No Desc
4 8134h TUBE.16X6.5/7.5-8
5 106228x417 RIM.FRONT.
6 6856m ZERK FITTING M (1652-B)
7 9040h FLANGE, BEARING
8 106277x417 WHEEL,REAR
9 105588x No Desc
10 7154j TUBE.23X 8.50/9.50 X12
11 104757x No Desc
12 278h FITTING LT