YTH160CT (1999 & Before) Page 1 of 27
38" MOWER DECK, BELT, BLADES
YTH160CT (1999 & Before) Page 2 of 27
38" MOWER DECK, BELT, BLADES
Ref # Part Number Qty Description
1 106085X BELT-V.79.1.MWR
2 108671X SUB= 144726
3 8417J SUB= 128772
4 73680600 SUB= 73690600
5 19111216 WASHER M
7 105896X SUB= 137607
8 5846R SUB= 110452X
9 106734X SUB= 123713X
10 106735X ROD-HINGE T
11 106736X DEFLECTOR-SHLD T
12 108682X NLA
13 105304X CAP-SLEEVE LT
14 105662X LINK.PARALLEL
15 105744X "ROD, FRT. PARAL T"
16 4921H SPRING.RETAINER
18 109835X HINGE PIN T
20 73680500 SUB= 73690500
21 109598X BRACKET RH LT
22 109597X BRACKET LH T
24 3713J DECAL INSTRUCTION CAUTION
25 109503X SUPPORT ARM T
26 109504X STOP T
27 106975X DECAL - SAFETY STANDARD
29 74760632 SUB= 74930632
30 108674X SUB= 127162X
31 106902X SPACER RETAINER
32 102403X IDLER-FLAT T
33 106513X "WASHER, WEAR LT"
34 109646X BRACKET LH T
35 105891X SUB= 121687X
36 100668L SUPPORT PLATE LT
39 106634X SUB= 25036
40 19131210 WASHER
41 10030600 SUB= 10040600
42 74610624 BOLT.3/8-24X1-1/2
43 102727X "SPRING.EXT.8.5"""
51 110445X SUPPORT T
54 105857X "BRKT,SUSP RH T"
55 108673X "BRKT,SUSP REAR LH"
62 106514X SUB= 106902X
63 19111016 WASHER
65 7631J RUNNER-LH M
68 78850 SUB= 85463
69 19131316 WASHER
74 106679X DECAL.WARNING.T
75 109647X BRACKET RH T
76 109776X PIVOT PIN T
77 109729X ROLLER T
78 19151610 WASHER T
79 19151616 SUB= 19171616
80 74760512 BOLT
YTH160CT (1999 & Before) Page 3 of 27
DRIVE GROUP, BELT
YTH160CT (1999 & Before) Page 4 of 27
DRIVE GROUP, BELT
Ref # Part Number Qty Description
1 109070X BELT KEEPER LT
2 108236X BRACKET LT
4 105730X "KEEPER,BLT ENG LT"
5 105876X SUB= 125908X
6 19131312 WASHER
7 105864X "BRACKET, SUSPE T"
15 19171516 WASHER T
16 105863X SUB= 121599X
17 9135R SPRING H
18 4859J SUB= 123674X
19 73220800 NUT
20 106308X SUB= 130171
22 105862X SUB= 121598X
24 109841X SUB= 136905
27 74760644 BOLT
28 4470J SPACER T
29 106190X CLAMP LT
30 106296X SUB= 122066X
31 108331X SUB= 122067X
32 108332X KEEPER BELT RH
33 4921H SPRING.RETAINER
37 108218X SUB= 142600
38 73980600 NUT SPECIAL T
40 109169X SUB= 109172X
42 110739X WASHER T
YTH160CT (1999 & Before) Page 5 of 27
ELECTRICAL
YTH160CT (1999 & Before) Page 6 of 27
ELECTRICAL
Ref # Part Number Qty Description
1 73490400 SUB= 146525
2 19091016 WASHER
3 102476X SUB= 150109
4 72240460 BOLT
5 227J SUB= 123899X
5 227J SUB= 123899X
6 7603J "TRAY T, BATTERY"
7 110858X HARNESS YTH
9 4171R CLIP T
10 110859X HARNESS T
11 7662J SUB= 4152J
12 100541K SUB= 7697J
13 7192J WIRE TIE
14 104445X SWITCH-INTER. GT
15 4206J CABLE-BATTERY T
16 4406R SUB= STD365402
18 109788X SUB= 124211X
19 109434X KEY MOLDED
20 109081X SUB= 146154
21 110712X SWITCH LT
22 73680400 SUB= 73690400
24 4208J SUB= 4799J
26 719J SUB= 154336
27 4207J CABLE T
30 17021008 SCREW
30A 109748X RELAY ASSY T
31 2751R CLIP T
32 109596X HOSE CLAMP T
33 10090400 SUB= 10040400
34 73350400 NUT
35 74780408 BOLT
36 73510400 NUT
37 74760412 BOLT LT
39 73220400 SUB= 50675
40 11050400 LOCKWASHER
43 10040400 LOCKWASHER
45 108824X FUSE HYT
46 9433R AMMETER T
47 6009J SUB= 532131708
48 10101000 SUB= 10071000
49 73911000 NUT
50 19070818 WASHER
51 102501X SUB= 141940
52 235R CLIPT
53 11030400 LOCKWASHER GT
54 106315X SUB= 135665
55 4021J SWITCH.PTO.T
56 4022J HEX NUT T
57 109787X SUB= 147626
58 121064X SWITCH T
59 74641008 SUB= 71031008
60 73951000 "NUT,KEPS"
101539X SHEET INSTR LT
110837X MANUAL YT
120225X OWNER'S MANUAL (FRENCH)
YTH160CT (1999 & Before) Page 7 of 27
ENCLOSURES, SEAT
YTH160CT (1999 & Before) Page 8 of 27
ENCLOSURES, SEAT
Ref # Part Number Qty Description
1 120068X "KNOB 1/2"" YT"
2 108677X NLA
3 108372X388 SUB= 150302X505
4 110790X NLA
4 110791X DECAL-DASHBOARD (GTK181AT ONLY)
5 108679X DASHBOARD T
6 104805X LOWER DASH
7 108456X SUB= 138955
7 109821X SUB= 138956
8 110853X SUPPORT RH YTH
9 106965X SUB= 140181
10 110829X SUB= 124130X
11 109458X FOAM STRIP T
12 104643X NLA
13 106784X SUB= 155013
14 104618X SUB= 155013
15 108370X388 SUB= 150301X505
16 104613X SUB= 147717
17 106395X LENS LT
18 110855X SUPPORT LH YTH
19 104628X GRILL GT
20 104634X388 SUB= 105419X388
21 110854X SUPPORT RH YTH
22 104644X NLA
23 110852X SUPPORT LH YTH
24 108371X388 SUB= 140679X505
25 110828X SUB= 133748
26 105464X388 FOOTREST-R.H.
27 109512X CHASSIS T
28 102481X SUB= 145009
29 104875X NLA
30 7178J DECAL-CAUTION
31 105523X DASH PANEL T
32 105465X388 FOOTREST LH YT
33 121094X BOLT T
34 73680500 SUB= 73690500
35 19151616 SUB= 19171616
36 108263X SUB= 108263X012
37 11030400 LOCKWASHER GT
39 1554J SUB= 155108
40 106202X REFLECTOR-TAIL YT
41 121067X SPRING T
42 105801X DECAL LT
42 104810X NLA
43 110839X SUB= 140119
44 121068X SPRING T
45 109593X388 SUB= 121642X417
46 101892X DECAL T
46 4900J DECAL T
47 8022J PLUG-DASH T
48 10090400 SUB= 10040400
49 73490400 SUB= 146525
50 74760612 SUB= 74780612
51 19131312 WASHER
52 73680600 SUB= 73690600
53 74760616 BOLT
55 17211010 SCREW LT
56 104755X """J"" FASTENER LT"
YTH160CT (1999 & Before) Page 9 of 27
ENCLOSURES, SEAT
Ref # Part Number Qty Description
57 17490612 SCREW
58 102949X SPACER-SPLIT YTV
59 17490512 SCREW
60 7605J BOLT T
61 1057571X STUD
62 73680400 SUB= 73690400
63 74760620 SUB= 74780620
64 73510600 NUT
65 17490608 SCREW LT
66 121069X SUB= 155925
67 17490612 SCREW
68 105838X RETAINER LT
69 105839X RECEPTACLE LT
70 10040600 LOCKWASHER
72 17431008 SUB= 98000165
73 74780512 BOLT
74 73510500 NUT
75 105509X SUB= 137113
76 74350512 BOLT LT
78 17490412 SCREW HEX CRT
79 106974X SUB= 133796
79 101893X NLA
81 105505X SUB= 121794X
82 19171720 WASHER
83 19131212 WASHER T
84 72140606 BOLT
85 109864X SUB= 108256X
89 109808X HOOD LATCH T
93 105511X SUB= 140675
94 105513X SUB= 140551
95 105529X SUB= 139888
96 105531X NUT-PUSH YT
98 109199X SUB= 146046
98 105813X SUB= 146046
99 104919X SUB= 109740X
100 108105X SUB= 133746
101 104646X NLA
103 19132012 WASHER
104 109641X GROMMET T
105 17490616 SCREW GTV
106 10040400 LOCKWASHER
107 110436X SUB= 9151R
108 109459X STRIP - FOAM
109 11030400 LOCKWASHER GT
YTH160CT (1999 & Before) Page 10 of 27
HARDWARE
YTH160CT (1999 & Before) Page 11 of 27
HARDWARE
Ref # Part Number Qty Description
4 73680600 SUB= 73690600
5 19111216 WASHER M
6 72140505 BOLT
19 74760612 SUB= 74780612
20 73680500 SUB= 73690500
23 72140506 BOLT
37 17490612 SCREW
50 72140606 BOLT
67 72140610 BOLT.3/8-14X1.25
71 19141610 WASHER
72 72110606 BOLT
YTH160CT (1999 & Before) Page 12 of 27
HARDWARE
YTH160CT (1999 & Before) Page 13 of 27
HARDWARE
Ref # Part Number Qty Description
3 17021008 SCREW
6 19131312 WASHER
11 73680600 SUB= 73690600
14 72140606 BOLT
23 105848X "BOLT, SHOULDER LT"
25 74610764 SUB= 71130768
26 10040700 LOCKWASHER
34 74760512 BOLT
35 73680500 SUB= 73690500
36 74760616 BOLT
38 73980600 NUT SPECIAL T
39 108252X WASHER T
42 110739X WASHER T
YTH160CT (1999 & Before) Page 14 of 27
HARDWARE
YTH160CT (1999 & Before) Page 15 of 27
HARDWARE
Ref # Part Number Qty Description
50 74760612 SUB= 74780612
52 73680600 SUB= 73690600
53 74760616 BOLT
54 19131316 WASHER
86 74191008 SCREW
87 10071000 LOCKWASHER
88 2029J WELDNUT
90 74981020 SCREW
91 7206J SPACER LT
92 73731000 NUT
97 19070818 WASHER
111 11050600 LOCKWASHER
YTH160CT (1999 & Before) Page 16 of 27
HARDWARE
YTH160CT (1999 & Before) Page 17 of 27
HARDWARE
Ref # Part Number Qty Description
52 74760644 BOLT
53 73680600 SUB= 73690600
55 74760612 SUB= 74780612
58 17490512 SCREW
77 74760616 BOLT
YTH160CT (1999 & Before) Page 18 of 27
POWER, MECHANICAL CONTROLS
YTH160CT (1999 & Before) Page 19 of 27
POWER, MECHANICAL CONTROLS
Ref # Part Number Qty Description
1 8883R PEDAL COVER T
2 105724X SUB= 123102X
3 108373X MUFFLER HYT
4 110831X SUB= 104870X
5 109462X SUB= 158990
6 17020806 SCREW
7 106020X SUB= 151346
8 6999R SUB= 123487X
9 5277J SUB= 8543R
10 110559X ENGINE
11 19131016 WASHER
12 73610600 SUB= 7810H
13 11050600 LOCKWASHER
14 19131316 WASHER
15 110830X SUB= 132778
16 13280336 PIPE NIPPLE LT
17 13200300 ELBOW
18 72140606 BOLT
21 121006X LEVER ROD LT
22 104777X SUB= 140312
23 110810X TRUNION LT
24 19151216 WASHER
25 12000037 KLIP RING
26 17720408 SCREW
27 105844X SUB= 125637X
28 71673 PLUNGER CAP T
29 19292016 WASHER
30 17490612 SCREW
31 104917X BAFFLE YT
32 19131312 WASHER
33 76020308 SUB= 3145
34 17490624 SCREW LT
35 105855X LINK LIFT LT
36 109037
37 1572H SUB= 2882J
38 2228M SUB= 2228M1
39 106918X ARM BRAKE LT
40 106204X SUB= 132793
41 12100X
42 110807X NUT T
43 4939M SUB= 85902
44 109413X GRIP
45 105723X SUB= 125925X
46 2876H SPRING T
47 121002X SUB= 123096X
48 19252016 SUB= 121749X
49 100734K SUB= 138057
50 12000022 E-RING
51 6431J PAD-SPACER T
54 105705X SUB= 125829X
55 106298X SUB= 139245
56 73680600 SUB= 73690600
57 110029X LIFT LINK LT
58 110729X ROD LIFT LT
59 105706X "LY, BEARING"
60 106499X SUB= 123205X
61 74760624 SUB= 74930624
62 110812X WASHER LT
YTH160CT (1999 & Before) Page 20 of 27
POWER, MECHANICAL CONTROLS
Ref # Part Number Qty Description
63 12000039 KLIP RING
64 105709X "SPRING, RETURN LT"
65 105710X "LINK, CLUTCH T"
66 76020412 COTTER PIN
67 19131210 WASHER
68 3645J BUSHING OUTLET T
69 8710J FUEL TANK STEM GT
70 74780408 BOLT
71 10040400 LOCKWASHER
72 19091016 WASHER
73 73220600 NUT.HEX.3/8-16UNC
74 74780412 SUB= 74780414
75 100229L EXHAUST TUBE T
76 91084 PLUG OIL DRAIN
YTH160CT (1999 & Before) Page 21 of 27
STEERING, FRONT AXLE, WHEELS
YTH160CT (1999 & Before) Page 22 of 27
STEERING, FRONT AXLE, WHEELS
Ref # Part Number Qty Description
1 100710L INSERT-WHEEL LT
2 73940800 SUB= 73360800
3 100712K WASHER
4 100713N SUB= 150547
4A 100711L ADAPTER LT
5 109816X NYLINER T
6 12000029 RING
7 19252016 SUB= 121749X
8 9040H "FLANGE, BEARING"
9 106222X SUB= 122073X
59904 TUBE.5.3/4.5/6
10 106732X SUB= 106732X417
11 65139 VALVE STEM LT
12 59192 VALVE CAP
13 108075X FRONT AXLE
14 74761060 BOLT LT
15 105654X SUB= 130524
16 76020412 COTTER PIN
18 105715X ROD-TIE LT
19 6855M ZERK M
20 110438X BEARING
21 10040600 LOCKWASHER
22 73610600 SUB= 7810H
23 105727X LINK-DRAG LT
24 109556X SHAFT ASM T
25 74580 SHAFT SPACER LT
26 71208 BUSHING
27 109432X SUB= 110150X
28 108684X GEAR.SECTOR.HYT
29 106126X KEY-WOODRUFF LT
30 19212016 WASHER D
31A 2882J DRIVE PIN
32 6266H WASHER .T
33 108683X ROD STEERING T
34 105656X SPINDLE-LH LT
35 17490612 SCREW
36 73901000 "NUT-LOC,FLANGE LT"
37 105725X SUB= 110438X
40 3366R COL. SRTG. BEAR.
41 104590X DECAL - STEERING WHEEL
42 104757X HUB CAP
43 278H FITTING LT
44 19252616 SUB= 121748X
45 106943X SPACER LT
46 106944X TUBE LT
48 105664X SUPPORT.SADDLE.FT
49 105663X SUPPORT-SADDL T
50 17490508 SCREW LT
51 102792X SUB= 126847X
52 19131416 WASHER
54 108685X GEAR PINION T
YTH160CT (1999 & Before) Page 23 of 27
TRANSAXLE P/N BREAKOUT
YTH160CT (1999 & Before) Page 24 of 27
TRANSAXLE P/N BREAKOUT
Ref # Part Number Qty Description
1 3655B HOUSING, UPPER
2 1360 SCREW 1/4-20 X 1.31
3 3396 SCREW 1/4-20 X .875
4 1151 BALL DETENT
5 3626 SPRING, DETENT
6 3623 SCREW, SET
7 1099 RING RETAINING
8 1441 WASHER PLAIN
8 1423 WASHER, PLAIN .632 X 1.00 X .026
8 1082 WASHER PLAIN
8 1424 WASHER PLAIN
8 1068 WASHER PLAIN
8 1425 WASHER PLAIN
8 1358 WASHER PLAIN
8 1145 WASHER, PLAIN .632 X 1.00 X .060
8 1319 WASHER PLAIN
9 3312 O-RING
10 1425 WASHER PLAIN
11 1374 KEY WOODRUFF #9
12 4171 ASSY KIT INPUT SHAFT
13 3725 PINION BEVEL 14 TEETH
14 3624 RING, RETAINING
15 3625 CHAIN, 24 PITCHES
16 1542 BEARING, FLANGE
17 3709 GEAR, SPUR 14T
18 3631 COLLAR CLUTCH
19 3676 KEY, CLUTCH
20 1369 KEY WOODRUFF #3
21 3739 SHAFT, INTERMEDIATE
22 1375 KEY, WOODRUFF, #61
23 3627 RING, RETAINING
24 3640 SPROCKET, 18T
25 3841 SPACER
26 3787 GEAR, SPUR 40T
27 3422 SPACER .630 X 1.00 X .169
28 3785 GEAR, SPUR, 35 TEETH
29 3867 GEAR, SPUR, 30 TEETH
30 3783 GEAR, SPUR, 25 TEETH
31 3741 GEAR SPUR
32 3628 WASHER, PLAIN .640 X 1.37 X .061
33 4193 ASSY, GEAR, COMB., 12T & 35T
34 3658 SHAFT, IDLER
35 1959 WASHER PLAIN
36 3645 SPROCKET, 9 TEETH
37 3589 GEAR, BEVEL, 42 TEETH
38 3749 WASHER PLAIN
38 3652 WASHER PLAIN
38 3693 WASHER PLAIN
38 3653 WASHER PLAIN
38 3408 WASHER PLAIN
38 3732 WASHER PLAIN
38 3184 WASHER, PLAIN .758 X 1.25 X .031
38 3733 WASHER PLAIN
38 3198 WASHER PLAIN
38 3734 WASHER PLAIN
38 3735 WASHER PLAIN
38 3736 WASHER PLAIN
38 3180 WASHER PLAIN
YTH160CT (1999 & Before) Page 25 of 27
TRANSAXLE P/N BREAKOUT
Ref # Part Number Qty Description
39 3789 V-RING
40 3707 GEAR SPUR, 15 TEETH
41 3866 GEAR, SPUR, 20 TEETH
42 3719 GEAR, SPUR, 25 TEETH
43 3683 GEAR, SPUR, 31 TEETH
44 3713 SHAFT, DRIVE
45 1145 WASHER, PLAIN .632 X 1.00 X .060
46 3191 SEAL FELT
47 3184 WASHER, PLAIN .758 X 1.25 X .031
48 3846 AXLE
49 3871 GEAR MITER 15 TEETH
50 3656 RING, RETAINING
51 3839 GEAR, SPUR, 32 TEETH
52 3840 SHAFT, CROSS
53 3726 GEAR, MITER, 15 TEETH
54 3845 AXLE
55 4216 ASSY, SHIFTER & SEAL
56 3775 CAP, SUPPORT
57 3654B PUCK, FRICTION
58 3757 PUCK, FRICTION
59 3276 DISC, BRAKE
60 3758 SPACER
61 3862
62 3898 PIN, DOWEL
63 3768 LEVER, ACTUATING
64 3874 PUCK, FRICTION
65 3873 BRACKET, ANTI-ROTATION
66 3875 SCREW
67 3760 WASHER, PLAIN .321 X 1.00 X .055
68 3847 LOCKNUT 5/16-24
69 3876 WASHER, PLAIN .632 X 1.38 X .046
70 3724 SCREW TAPPING
71 4300 GREASE
72 REFER TO IMAGE
73 REFER TO IMAGE
YTH160CT (1999 & Before) Page 26 of 27
TRANSAXLE, REAR WHEELS
YTH160CT (1999 & Before) Page 27 of 27
TRANSAXLE, REAR WHEELS
Ref # Part Number Qty Description
1 106108X SUB= 106108X417
2 106268X SUB= 122074X
7152J TUBE.18X9.5-8
3 109502X SPACER LT
4 2703J SUB= 123583X
6 106320X BRACKET-SPRING LT
7 106319X SPRING-EXT LT
8 106933X KNOB T (1/2-HOLE)
9 76020412 COTTER PIN
10 106919X PLATE SHIFT LT
11 105699X SUB= 110458X
12 105700X SPRING LT
13 19151216 WASHER
14 76020416 PIN COTTER 1/8
15 105701X WASH-SHFT PLT LT
16 19091210 WASHER LT
17 71040412 SUB= 74550412
18 10040400 LOCKWASHER
20 106888X SPRING ROD LT
21 110437X BRAKE ROD LT
22 19131316 WASHER
23 106157X PLATE-STRAP LT
24 110422X SUB= 146682
30 105842X "STRAP, TORQUE LT"
32 109167X BRACKET LT
34 12000028 SUB= 2267J
35 19252016 SUB= 121749X
36 2228M SUB= 2228M1
37 106192X SUB= 125479X
38 59192 VALVE CAP
39 65139 VALVE STEM LT
41 12000001 E-RING LT
74 104757X HUB CAP
75 73680600 SUB= 73690600
76 19252616 SUB= 121748X
78 73350600 NUT
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