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REPAIR PARTS
18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A)
42" MOWER
KEY PART
NO. NO. DESCRIPTION
KEY PART
NO. NO. DESCRIPTION
1 532144393 Deck Asm MWR 42"weldment
2 872140506 Bolt Rdhd Sqnk 5/16-18unc X3/4
3 532138017 Bracket Asm Fr Sway Bar 38/42
4 532138440 Bracket Asm Deck 42"sway Bar
5 532124670 Retainer Spring
6 532130832 Arm Suspension Rear
7 873800500 Locknut-hex W/ins 5/16-18unc P
8 532850857 Bolt 3/8-24x1 25 Gr8 Patched
9 810030600 Washer Lock Hvy 3/8 Unplated
10 532140296 Washer Hard Blade Mower Vented
11 532134149 Blade Mower Mulching 42"
12 532129895 Bearing Ball #6204 (Mandrel)
13 532137645 Shaft Asm W/lower Bearing
14 532128774 Housing Mandrel Vented(machd)
15 532110485 Bearing Ball Mandrel
16 532140329 Stripper Mower Vented
17 872110610 Bolt Rdhd Sqnk 3/8-16 X 1-1/4
18 872140505 Bolt Carr 5/16-18 X 5/8
19 532132827 Bolt Shoulder
20 532136888 Baffle Vortex 42
21 873680500 Nut Crownlock 5/16-18 UNC
22 532134753 Stiffener Bracket 42"deck
23 532131267 Bracket Deflector Mower 42"
24 532105304 Cap Sleeve 80x 112 Blk Mower
25 532123713 Spring Torsion Deflector 2 52
26 532110452 Nut Push Phos & Oil
27 532130968 Shield Deflector Mower 42" Blk
28 819111016 Washer 11/32 X 5/8 X 16 Ga
29 532131491 Rod Hinge 42"6 75 Wlg
30 532138776 Screw Thdrol Hex Hd Zinc Mwr.
31 532129963 Washer Spacer Mower Vented
32 532129861 Pulley Mandrel 42"
33 532137266 Nut 9/16top Lock Flng Cntr
34 872110622 Bolt Rdhd 3/8-16uncx2-3/4 Gr5
35 532133835 Fastner Christmas Tree
36 532131494 Pulley Idler Flat 3 060
37 819131316 Washer 13/32 X 13/16 X 16 Ga
38 532132823 Spacer, Spring, Stop, Idler
40 873680600 Nut Crownlock 3/8-16 Unc
44 532140088 Guard Mandrel LH Black
46 532137729 Screw Thdrol 1/4-20x5/8
54 532133943 Washer Hardened
55 532140084 Arm Idler 42"mower LT/YT
56 532122052 Spacer Retainer Pm Mower
59 532141043 Guard, Belt
61 532131950 Spring Ext. Elect
68 532144200 V-Belt Mower 42" 92 40
83 532120958 Washer Sintered
84 532144394 Keeper Belt Idler Fixed
85 872140620 Bolt Carriage 3/8-16 x 2-1/2 Gr. 5
90 874760616 Bolt Fin Hex 3/8-16UNC X 1
91 532132274 Bracket Asm Noseroller LH
92 873800600 Nut Lock 3/8-16 UNC
93 819171416 Washer 17/32 X 7/8 X 16 Ga
94 532132264 Roller Nose 38 & 42
95 532132273 Bracket Asm Noseroller RH
101 532136420 Cover Mulching 42” Blk
102 871161010 Screw
103 810071000 Washer Lock #10
104 819061216 Washer #10
105 532130758 Latch Asm Bagger
106 532125004 Nut Weld .327/.304 #10-24
111 532140353 Bracket Wheel Gauge Lh 42” Deck
112 532132262 Bracket Gauge Wheel Rh 42” Deck
113 817490512 Screw Thdrol 5/16 - 18 x 3/4
114 873510500 Nut Keps 5/16 - 18 UNC
115 872110504 Bolt Carriage 5/16 - UNC x 1/2
116532137644 Bolt Shld “A” 2.41 “B” 1.66
117 532105455 Wheel Gauge blk. 4.93
118 873930600 Nut Centerlock 3/8 - 16 UNC
119 819121414 Washer 3/8 x 7/8 x 14 Ga.
120 819171512 Washer 17/32 x 15/16 x 12 Ga.
121 532143723 Bracket
- - 532145452 Deck Serv 42" Elec Vent (Standard
Deck - Order separately nose roller,
gauge wheel and mulcher plate
components Key Nos. 90-95, 101-
106 and 111-121).
- - 532130794 Mandrel Assembly (Includes Key
Numbers 8-10, 12-15, 31 and 33)
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm