
SP22H42STB (2004) Page 1 of 23
Chassis And Enclosures

SP22H42STB (2004) Page 2 of 23
Chassis And Enclosures
Ref # Part Number Qty Description
1 174619 Chassis
2 176554 Drawbar
5 155272 Bumper Hood/Dash
9 187846X012 Dash P/L
10 72140608 Bolt Carriage 3/8-16 x 1
11 174996 Panel Dash Lh
13 175255 Panel Dash Rh
14 17490608 Screw Thdrol 3/8-16 x 1/2
17 183394X505 Hood
18 184921 Bumper Hood
26 73800600 Nut Lock Hex W/Ins 3/8-16 unc
28 183552 Grille/Lens Asm (Includes Key Nos. 29 and 212)
29 183549X599 Lens Grille
30 188572X505 Fender Footrest STLT Pnt
31 139976 Bracket Fender
37 17490508 Screw Thdrol 6/16-18 x 1/2 TYT
38 175710 Bracket Asm Pivot Mower Rear
39 174714 Bracket Pivot
58 184462 Duct Air
60 72140606 Bolt RDHD Sqnk 3/8-16 unc x 3/4
64 154798 Dash Lower STLT
74 73680600 Nut Crownlock 3/8-16 unc
90 124346X Nut Self Thd Wsh - HD 1/4 Zinc
142 175702 Plate Reinforcement STLT
143 186689 Bracket Swaybar Chassis
144 175582 Bracket Footrest Step-thru
145 156524 Rod Pivot Chassis/Hood
159 179950X428 Cupholder
166 191611 Screw 10 x 3/4 Single Lead-Hex
206 170165 Bolt Shoulder 5/16-18
207 17670508 Screw Thdrol 5/16-18 x 1/2
208 17670608 Screw Thdrol 3/8-16 x 1/2
209 17000612 Screw Hexwsh Thdr 3/8-16 x 3/4
212 183550 Insert Lens Refl.
217 179132X428 Console Fuel Window

SP22H42STB (2004) Page 3 of 23
Decals

SP22H42STB (2004) Page 4 of 23
Decals
Ref # Part Number Qty Description
1 156811 Decal Oper
3 190428 Decal Hood LH
4 190536 Decal Chassis
5 189489 Decal HP Engine
7 189118 Decal Replacement Parts
8 179128 Decal Deck "B" 42"
9 190429 Decal Fender Logo
10 157141 Decal Fender Danger
11 190430 Decal Ins Strg Whl
12 173587 Decal Fend Reflector Rh
13 173589 Decal Fend Reflector Lh
14 160396 Decal V-Belt Schematic
16 190427 Decal Hood Rh
20 145005 Decal Bat Dan/Psn
166960 Decal By Pass Lt Hydro
184310X428 Pad Footrest LH
184311X428 Pad Footrest RH
138311 Decal Handle Lft Height Adjust
191792 Manual Owner's (English)
191793 Manual Owner's (Spanish)

SP22H42STB (2004) Page 5 of 23
Electrical

SP22H42STB (2004) Page 6 of 23
Electrical
Ref # Part Number Qty Description
1 144927 Battery
2 74760412 Bolt Hex Hd 1/4-20 unc x 3/4
8 186491 Box Battery
16 176138 Switch Interlock
21 183759 Harness Socket Light
22 4152J Bulb, Light # 1156
24 4799J Cable Battery
25 146148 Cable Battery 6 Ga. Red w/16 wire
26 175158 Fuse
27 73510400 Nut Keps Hex 1/4-20 unc
28 145491 Cable Ground 21" Blk 6 Ga.
29 121305X Switch Plunger Nc Gray
30 175566 Switch Ign
33 140401 Key Ign Molded Generic
40 179720 Harness Ign
41 71110408 Bolt Fin Hex 1/4-20 unc x 1/2
42 131563 Cover Terminal Red
43 178861 Solenoid
45 121433X Ammeter Rectangular
52 141940 Protection Loop
55 17490508 Screw Thdrol 5/16-18 x 1/2
90 180449 Cover Terminal
91 190270 Strap Battery Mount Front

SP22H42STB (2004) Page 7 of 23
Engine

SP22H42STB (2004) Page 8 of 23
Engine
Ref # Part Number Qty Description
1 170771 Control, Throttle
2 17720408 Screw Hex Thd Cut 1/4-20 x 1/2
3 Engine Briggs Model 407577 (Order Parts from Engine Mfg.)
4 149723 Muffler, Asm. Twin Lo-Tone
5 160589 Pipe Exhaust Intek 20 RH
6 159955 Pipe Exhaust Intek 20 LH
8 171877 Bolt 5/16-18 unc x 3/4 w/Sems
10 162797 Shield Browing B&S Intek II
13 165391 Muffler Gasket
14 148456 Tube Oil Drain
17 17060624 Screw 3/8-16 x 1-1/2
23 169837 Shield, Browning/Debris Guard
25 187766X428 Control Choke
29 137180 Arrester, Spark
31 179022 Tank, Fuel
32 179124X428 Cap Gauge, Fuel
33 123487X Clamp, Hose Blk
37 8543R Line, Fuel
38 181654 Plug Drain Oil Easy
41 139277 Stem Tank Fuel
45 17000612 Screw Hex Wsh Thdrol 3/8-16 x 3/4
72 183906 Screw Socket Head 5/16-18 x 1
81 73510400 Nut Keps Hex 1/4-20 unc
112 3645J Bushing

SP22H42STB (2004) Page 9 of 23
Ground Drive

SP22H42STB (2004) Page 10 of 23
Ground Drive
Ref # Part Number Qty Description
1 Transaxle Hydro Gear 314-0510 (Order Parts From
Transaxle Manufacturer)
8 165866 Rod Shift
10 76020416 Pin Cotter 1/8 x 1 CAD
14 10040400 Washer Lock Hvy Helical
15 74490544 Bolt, Hex FLGHD 5/16-18 Gr. 5
16 73800500 Nut Lock Hex W/Ins 5/16-18 unc
19 73800600 Nut Lock Hex W/Wsh 3/8-16 unc
21 140845 Knob, Round 1/2-13
22 169498 Rod, Brake Hydro
24 73350600 Nut
25 106888X Spring, Brake Rod
26 19131316 Washer
27 76020412 Pin Cotter 1/8 x 3/4 CAD.
28 175765 Rod, Parking Brake
29 71673 Cap, Parking Brake
30 169592 Bracket, Transaxle
32 74760512 Bolt Hex Hd 5/16-18 unc x 3/4
34 175578 Shaft, Foot Pedal
35 120183X Bearing, Nylon
36 19211616 Washer
37 1572H Pin, Roll
38 179114 Pulley, Composite
39 72110622 Bolt Rdhd 3/8-16 unc x 2-3/4 Gr. 5
41 175556 Keeper, Belt Idler
47 127783 Pulley, Idler, V-Groove
48 154407 Bellcrank Clutch Grnd Drv STL
49 123205X Retainer, Belt
50 72110612 Bolt Carr Sh 3/8-16 x 1-1/2 Gr. 5
51 73680600 Nut Crownlock 3/8-16 unc
52 73680500 Nut Crownlock 5/16-18 unc
53 105710X Link, Clutch
55 105709X Spring, Return, Clutch
56 17060620 Screw 3/8-16 x 1-1/4
57 140294 V-Belt, Ground Drive
59 169691 Keeper, Center Span
61 17120614 Screw 3/8-16 x .875
62 8883R Cover, Pedal
63 175410 Pulley, Engine
64 173937 Bolt Hex 7/16-20 x 4 x Gr. 5-1.5 Thr
65 10040700 Washer
66 154778 Keeper Belt Engine
69 142432 Screw Hex Wsh Hi-Lo 1/4-1/2 unc
70 134683 Guide Belt
71 169183 Strap Torque Lh Hydro
73 169182 Strap Torque Rh Hydro
74 137057 Spacer, Axle
75 121749X Washer 25/32 x 1-1/4 x 16 Ga.
76 12000001 E-Ring
77 123583X Key, Square
78 121748X Washer 25/32 x 1-5/8 x 16 Ga.
81 165596 Shaft Asm. Cross Hydro
82 165711 Spring Torsion T/A
83 19171216 Washer 17/32 x 3/4 x 16 Ga.
84 169594 Link Transaxle
89 188309X428 Console, Shift
95 170201 Control Asm Bypass Hydro

SP22H42STB (2004) Page 11 of 23
Ground Drive
Ref # Part Number Qty Description
96 4497H Retainer Spring 1" Zinc/Cad
112 19091210 Washer 9/32 x 3/4 x 10 Ga.
116 72140608 Bolt RDHD SQNK 3/8-16 unc x 1
120 73900600 Nut Lock Flg 3/8-16 unc
150 175456 Spacer Retainer
151 19133210 Washer 13/32 x 2 x 10 Ga.
156 166002 Washer Srrted 5/16 ID x 1.125
158 165589 Bracket Shift Mount
159 183900 Hub Shift
161 72140406 Bolt Rdhd Sqnk 1/4-20 x 3/4 Gr. 5
162 73680400 Nut Crownlock 1/4-20 unc
163 74780416 Bolt Hex Fin 1/4-20 unc x 1 Gr. 5
165 165623 Bracket Pivot Lever
166 17490510 Screw 5/16-18 x 5/8
168 165492 Bolt Shoulder 5/16-18 x .561
169 165580 Plate Fastening Lt
197 169613 Nyliner Snap-In 5/8" ID
198 169593 Washer Nyl 7/8 ID x .105
199 169612 Bolt Shoulder 5/16-18 unc
200 72140508 Bolt Rdhd Sqnk 5/16-18 unc x 1
202 72110614 Bolt Carr Sh 3/8-16 x 1-3/4 Gr. 5
212 145212 Nut Hex flange Lock
263 17000612 Screw Hexwsh Thdr 3/8-16 x 3/4

SP22H42STB (2004) Page 12 of 23
Lift Assembly

SP22H42STB (2004) Page 13 of 23
Lift Assembly
Ref # Part Number Qty Description
1 159461 Wire Asm Inner/Sprg W/plunger
2 159476 Shaft Asm Lift RH w/Inf
3 188822 Pin Groove
4 12000002 E Ring #5133-62
5 19211621 Washer 21/32 x 1 x 21 Ga.
6 120183X Bearing Nylon Blk 629 Id
7 125631X Grip Handle
8 124526X Button Plunger
11 139865 Link Lift LH Fixed Length
12 139866 Link Lift RH Fixed Length
13 4939M Retainer Spring
15 173288 Link Front
16 73350800 Nut Jam Hex 1/2-13 unc
17 175689 Trunnion
18 73800800 Nut Lock W/Wsh 1/2-13 unc
19 139868 Arm Suspension Rear
20 163552 Retainer Spring
23 110807X Nut Special
24 19131016 Washer 13/32 x 5/8 x 16 Ga.
25 2876H Spring 2-1/8"
26 169484 Retainer Clip
27 126971X Rod Adj Lift Zinc 7.49 Wrk Lg
28 73350600 Nut Hex Jam 3/8-16 unc
29 138057 Knob Inf 3/8-16 unc Blk W/sym
30 150233 Trunnion Infin Height
31 169865 Bearing Pvt Lift
32 73540600 Nut Crownlock 3/8 - 24
36 155097 Pointer Height Indicator
37 123935X Plug Hole Blk 1.485/1.515 Dia.
38 17060516 Screw 5/16-18 x 1
40 19112410 Washer 11/32 x 1-1/2 10 Ga.
41 155098 Indicator Height STLT
49 145212 Nut Hex Flange Lock
50 110452X Nut PUsh Phos & Oi

SP22H42STB (2004) Page 14 of 23
Mower Deck

SP22H42STB (2004) Page 15 of 23
Mower Deck
Ref # Part Number Qty Description
1 182032 Mower Deck Assembly, 42"
2 72140506 Bolt
3 138017 Bracket Asm Fr. Sway Bar 3/42
4 165460 Bracket Asm Deck 42" Sway Bar
5 4939M Retainer Spring
6 178024 Bar Sway Deck
8 850857 Bolt 3/8-24 x 1.25 Gr. 8 patched
9 10030600 Washer, Lock
10 140296 Washer, Hardened (The following Blades are available)
11 134149 Blade, Mulching 42" Std (For mulching mowers only)
139775 Blade Mulching 42" Premium (For better wear when
mulching)
138971 Blade Mower 42" Hi-Lift (For bagging and discharging)
13 137645 Shaft Assembly, Mandrel, Vented
14 128774 Housing, Mandrel, Vented
15 110485X Bearing, Ball, Mandrel
16 174493 Stripper, Mandrel Deck
18 72140505 Bolt, Carriage 5/16-18 x 5/8
19 132827 Bolt, Shoulder
20 159770 Baffle, Vortex
21 73680500 Nut
23 177563 Bracket, Deflector Mower 42"
24 105304X Cap, Sleeve 80 x 112 Blk Mower
25 123713X Spring, Torsion, Deflector 2 52
26 110452X Nut, Push Phos & Oil
27 130968X428 Shield, Deflector 42" Blk
28 19111016 Washer 11/32 x 5/8 x 16 Ga.
29 131491 Rod, Hinge 42" 6 75 W/G
30 173984 Screw Thdrol
31 187690 Washer, Spacer Mower Vented
32 153535 Pulley, Mandrel
33 178342 Nut, Toplock
34 72110612 Bolt Carr SH 3/8-16 x 1-1/2 Gr.5
36 131494 Pulley, Idler, Flat
40 73900600 Nut Lock 3/8-16
44 140088 Guard, Mandrel, LH
45 4497H Retainer
46 137729 Screw, Thdrol 1/4-20 x 5/8 T
48 133944 Washer, Hardened
52 139888 Bolt, Shoulder 5/16-18 unc
53 184907 Arm Assembly, Pad, Brake
54 178515 Washer, Hardened
55 155046 Arm, Idler
56 165723 Spacer, Retainer
59 141043 Guard TUV Idler
67 106932X Knob
68 144959 V-Belt, 42" Mower
91 180532 Bracket Asm Noseroller LH
92 73800600 Nut Lock Hex w/Ins 3/8-16 unc
94 132264 Roller Nose 38 & 42
95 180533 Bracket Asm Noseroller RH
101 136420 Mulcher Cover
102 71081010 Screw, Pan Hd Phillip 10-24 x 5/8
103 19061216 Washer, Flat
104 10071000 Washer, Lock
105 160793 Latch Assembly
106 2029J Nut, Weld

SP22H42STB (2004) Page 16 of 23
Mower Deck
Ref # Part Number Qty Description
113 17060512 Screw 5/16-18 x 3/4
116 184219 Bolt, Shoulder
117 133957 Wheel, Gauge
118 73930600 Nut Centerlock 3/8-16
119 19121414 Washer 3/8 x 7/8 x 14 Ga.
129 19131312 Washer 13/32 x 13/16 x 12 Ga.
130 74780616 Bolt Fin HEx 3/8-16 unc x 1 Gr. 5
131 72140608 Bolt RDHD SQNK 3/8-16 unc x 1
132 17000612 Screw 3/8-16 x .75
134 156941 Pin Head Rivet
135 159765 Bracket Asm. Whl Ga. R LH
136 155986 Bar Adjusting Gauge Wheel
138 159763 Bracket Asm Whl Ga. R RH
139 159767 Bracket Asm. Whl Ga. F RH
140 159768 Bracket Asm Whl Ga. F LH
142 165890 Arm Spring Brake Mower
143 157109 Bracket Arm Idler 42"
144 158634 Keeper Belt 42" Clutch Cable
145 165888 Pulley Idler Flat
146 171977 Bolt Carriage Idler
147 131335 Spring Extension
148 169022 Spring Return Idler
149 165898 Retainer Spring Yellow
150 19091210 Washer 9/32 x 3/4 x 10 Ga.
152 169676 Clutch Cable 42"
158 17720408 Screw Hex Thd Cut 1/4-20 x 1/2
159 72140614 Bolt Rdhd Sqn 3/8-16 unc x 1-3/4
182 179126 Rod Roller Nose
183 163552 Retainer Spring
184 19131410 Washer 13/32 x 7/8 x 10 Ga.
185 188234 Head Asm Cable Clutch
130794 Mandrel Assembly (Includes Housing Shaft and Shaft
Hardware Only - Pulley Not Included)
186917 Replacement Mower, Complete (Std. deck Order separately
mulcher cover, nose roller and gauge wheel componants Key
Nos. 101-106, 91, 94, 95, 132, 182, 183 and 116-119)

SP22H42STB (2004) Page 17 of 23
Schematic

SP22H42STB (2004) Page 18 of 23
Seat Assembly

SP22H42STB (2004) Page 19 of 23
Seat Assembly
Ref # Part Number Qty Description
1 188704 Seat
2 180166 Bracket Pivot Fender
3 71110616 Bolt Fin Hex 3/8-16 unc x 1
4 19131610 Washer 13/32 x 1 x 10 Ga.
5 145006 Clip Push-In
6 73800600 Nut Hex w/Ins. 3/8-16 unc
7 124181X Spring Seat Cprsn 2 250 Blk Zi
8 17000616 Screw 3/8-16 x 1.5 Smgml
9 19131614 Washer 13/32 x 1 x 14 Ga.
10 180186 Pan Seat
11 166369 Knob Seat
12 121246X Bracket Mounting Switch
13 121248X Bushing Snap Blk Nyl 50 Id
14 72050412 Bolt Rdhd Sqnk 1/4-20 x 1-1/2
15 134300 Spacer Split 28x 88
16 121250X Spring Cprsn
17 123976X Nut Lock 1/4 Lge Flg Gr. 5 Zinc
21 171852 Bolt Shoulder 5/16-18 unc
22 73800500 Nut Hex Lock W/Ins 5/16-18
24 19171912 Washer 17/32 x 1-3/16 x 12 Ga.

SP22H42STB (2004) Page 20 of 23
Steering Assembly

SP22H42STB (2004) Page 21 of 23
Steering Assembly
Ref # Part Number Qty Description
1 184704X428 Wheel Steering
2 184706 Axle Asm Cast Iron LT
3 169840 Spindle Asm LH
4 169839 Spindle Asm RH
5 6266H Bearing Race Thrust Harden
6 121748X Washer 25/32 x 1-5/8 x 16 Ga.
8 12000029 Ring Klip #t5304-75
10 175121 Link Drag
11 10040600 Washer Lock Hvy Hlcl Spr 3/8
12 73940800 Nut Hex Jam Toplock 1/2-20 unf
13 136518 Spacer Brg Axle Front
15 145212 Nut Hex Flange Lock
17 180641 Shaft Asm Steering
26 126847X Bushing Link Drag
28 19131416 Washer 13/32 x 7/8 x 16 Ga.
29 17000612 Screw 3/8-16 x .75
30 76020412 Pin Cotter 1/8 x 3/4
32 130465 Rod Tie
36 155099 Bushing Strg
37 152927 Screw
38 159946X428 Insert Cap Strg Wh
39 19182411 Washer 9/16 x 1 1/20 x 11 Ga.
40 73540600 Crownlock nut
41 159945 Adaptor Wheel Strg
42 145054X428 Boot Steering Dash
43 121749X Washer 25/32 x 1 1/4 x 16 Ga.
44 180640 Extension Steering Shaft
46 121232X Cap Spindle Fr Top Blk
51 73540400 Nut Crownlock 1/4-28
54 71130420 Bolt Hex 1/4-28 unf x 1-1/4 Gr. 8
65 160367 Spacer Brace Axle
67 72110618 Bolt RDHD SQNK 3/8-16 x 2 1/4
71 175146 Steering Asm
68 169827 Axle, Brace
82 169835 Bracket Susp Chassis Front
87 173966 Washer Flat .781 x 1-1/2 x .14
88 175118 Bolt Shoulder 7/16-20 unc
91 175553 Clip Steering
95 188967 Washer Harden .739 x 1.637 x 060

SP22H42STB (2004) Page 22 of 23
Wheels & Tires

SP22H42STB (2004) Page 23 of 23
Wheels & Tires
Ref # Part Number Qty Description
1 59192 Cap Valve Tire
2 65139 Stem Valve
3 106222X Tire F T 15 x 6 0 - 6 Service
4 59904 Tube Front (Service Item Only)
5 106732X624 Rim Asm 6" front Service
6 278H Fitting Grease (Front Wheel Only)
7 9040H Bearing Flange (Front Wheel nly)
8 106108X624 Rim Asm 8" rear Service
9 122082X Tire R T 20 x 10-8 Service
10 7152J Tube Rear (Service Item Only)
11 104757X428 Cap Axle Blk 1 50 x 1 00
144334 Sealant, Tire ( 10 oz. Tube)