
TS2051B (1993) Page 1 of 24
20HP 50" TRACTOR/50" MOWER

TS2051B (1993) Page 2 of 24
20HP 50" TRACTOR/50" MOWER
Ref # Part Number Qty Description
1 121664X SUB= 123760X
2 121811X CVR DRIVE DECK
3 17490508 SCREW LT
4 7631J RUNNER-LH M
5 72110505 BOLT
6 10040500 LOCKWASHER
7 73220500 NUT.HEX.5/16-18
8 120449X SUB= 136320
9 72140506 BOLT
10 1685H SUB= 68478
12 136818 SUB= 136819
13 121617X SUB= 121657X
14 17490612 SCREW
15 121798X "BLADE.50""STD.LIFT"
16 74610624 BOLT.3/8-24X1-1/2
17 10040600 LOCKWASHER
18 19132012 WASHER
19 674A213 ARM ASSY GT
20 7834J SUB= 674A308
21 7835J SUB= 674A308
22 72110522 BOLT
24 102403X IDLER-FLAT T
25 74760624 SUB= 74930624
26 73220600 NUT.HEX.3/8-16UNC
27 104361X SPRING T
28 74780520 BOLT
29 19111216 WASHER M
30 8438J SPACER SPLIT LT
31 19111116 WASHER
32 105448X GUAGE WHL BRKT GT
33 105449X GUAGE WHL BRKT GT
34 72240606 BOLT
35 73680600 SUB= 73690600
36 105453X GUAGE WHL BAR GT
37 139031 PIN.CLEVIS
38 4939M SUB= 85902
39 137644 BOLT.SHOULDER
40 133957 WHEEL GAGE DONUT
41 105433X SUSP BRKT GT
42 110237X SPACER GT
43 105434X SUSP BRACE GT
44 109778X SUB= 140741X431
45 109771X BRACKET.SUSPEN.AS
46 73350500 JAM NUT TI
47 3146R RETAINER.SPRING
48 3703J V-BELT M
49 73680800 NUT LTV
50 74760622 BOLT
51 105435X RELEASE PIN GT
52 3720R SPRING M
53 12000039 KLIP RING
54 19171612 WASHER GT
55 105440X CLEVIS PIN GT
56 105458X BRACKET T
57 109773X BRACKET T
58 110997X BRACKET T
59 120000X BRACKET T
60 73680500 SUB= 73690500

TS2051B (1993) Page 3 of 24
20HP 50" TRACTOR/50" MOWER
Ref # Part Number Qty Description
61 109776X PIVOT PIN T
62 19111816 SUB= 52915
63 110509X DEFLECTOR
64 123713X SPRING TORSION
65 137607 BRKT DEFLECTOR
66 106735X ROD-HINGE T
67 19111016 WASHER
68 110452X NUT PUSH M
71 73220800 NUT
72 73930600 LOCKNUT
74 72240608 BOLT
76 110884X BELT-V.93.5.MWR
77 19151610 WASHER T
79 10030600 SUB= 10040600
80 109729X ROLLER T
83 76020412 COTTER PIN
84 19151616 SUB= 19171616
85 120135X SPACER T
93 121352X BELT RETIANER
138513 DECK.MWR.50.COMP.

TS2051B (1993) Page 4 of 24
20HP 50" TRACTOR/TRANSAXLE

TS2051B (1993) Page 5 of 24
20HP 50" TRACTOR/TRANSAXLE
Ref # Part Number Qty Description
1 4197R SHAFT.AXLE.T
2 12000034 KLIP RING
3 4199R FINAL GEAR T
4 4216R DIFF GEAR T
5 4215R DIFF PINION T
6 4217R DIFF CARRIER T
7 6256H WASHER T
8 74020652 BOLT
9 7392M SUB= 100482K
10 137261 SUB= 145359
11 4985R SHIFT FORK T
12 6266H WASHER .T
13 4212R RED PINION T
14 4196R GEAR SHAFT T
15 6276H SNAP RING T
16 633A63 GEAR T
17 8118M "T, BEARING"
18 8740H1 BEARING
19 122238X SHAFT
20 4218R SPACER T
21 6252H1 PINION RS
22 7810H GRIPCO NUT
23 6262H FORK T
24 7393R OIL SEAL STD
25 992R1 BRNG. T
26 6216H SHAFT T
27 4986R SHIFT FORK T
28 122254X SHIFT SHAFT
29 6269H SEAL T
30 5855H VALVE M
31 137976 SUB= 532137976
32 6277H PIN T
33 4225R NEEDLE BRNG T
34 7396H RACE T
35 4198R GEAR SHAFT T
36 4200R SUB= 532004200
37 7395H RACE T
38 121878X GASKET
39 137974 SUB= 532137974
40 13320400 PLUG PIPE
41 74780526 BOLT
45 6271H SEAL T
46 13060200 SUB= 13020200
47 74780524 HEX BOLT
48 10040500 LOCKWASHER
49 4895H "TI, BEARING"
50 4222R NEEDLE BRNG T
51 1529R NEEDLE BRNG T
52 8119M "STD, BEARING"
53 4220R BRNG RACE
54 4209R RED PINION T
55 4213R RED GEAR T
56 4442R PINION SPACER T
57 4195R GEAR SHAFT T
58 4214R FINAL PINION T
59 4194R GEAR SHAFT T
60 7528R SPACER T
61 4208R RED PINION T

TS2051B (1993) Page 6 of 24
20HP 50" TRACTOR/TRANSAXLE
Ref # Part Number Qty Description
62 4207R RED GEAR T
63 7398H RACE T
64 4203R LOW SPEED GEA T
65 4204R REVERSE GEAR T
66 2898J KEY T
67 4926H RING STD
68 4205R INTERMED GEAR T
69 4206R SUB= 532004206
70 1370H "T, BEARING"
71 633A69 CLUSTER GEAR T
72 208J INPUT SHAFT T
73 4201R LO SPEED PINION T
74 12000002 SUB= 2225J
75 1153R IDLER GEAR T
76 7392H WASHER T
77 6803J NEEDLE BEARING TI
78 73220500 NUT.HEX.5/16-18
79 1167R WASHER T
80 73360700 NUT
81 6270H SEAL STD
82 7384H SHAFT T
84 5384J GEAR SHIFT LVR T
85 2978J CAP T
86 633A85 COVER AND PIN T
87 8739H1 GUIDE BALL T
88 4924H SPRING TI
89 19151516 WASHER
90 110542X SEAL T
91 19181511 WASHER
92 75J GEAR SHIFT GA T
93 6274H GASKET T
94 76020412 COTTER PIN
95 10040500 LOCKWASHER
96 74760514 BOLT
97 633A109 GEAR SHFT LVR T
98 137982 TRANSAXLE.6SP.GT

TS2051B (1993) Page 7 of 24
20HP 50"/DECAL

TS2051B (1993) Page 8 of 24
20HP 50"/DECAL
Ref # Part Number Qty Description
1 139099 NLA
2 139098 NLA
3 135437 NLA
4 135436 NLA
5 133796 DECAL
6 4900J DECAL T
8 135971 DECAL.STRG.WHL
9 138955 DECAL.DASH.INST.
10 108367X DECAL T
11 135438 PLATE.NAME.SMALL
12 138445 DECAL.PANEL.SIDE
13 139759 DECAL.SEAT.AM.FLG
14 127520 NLA
15 136833 SUB= 139346
142378 MANUAL.O.TS2051B
138311 DECAL HANDLE LIFT
TR30 10" PLOW
TX10 SLEEVE HITCH
TA321 55LB. WHEEL WTS.
TR72 SNOW BLADE
SB80 42" SNOW THROWER