
BT100AR (1999 & Before) Page 1 of 8
GEAR CASE ASSEMBLY

BT100AR (1999 & Before) Page 2 of 8
GEAR CASE ASSEMBLY
Ref # Part Number Qty Description
1 53838 SUB= 73510400
2 85178 SUB= 85177X004
3 86613 SHIFTER ASM PM
4 57072 SEAL
5 57388 DRIVE LOK PIN
6 48032 CASE HALF KIT PM
7 77881 BEARING
8 77039 SUB= 81585X004
9 79946 DRIVE SHFT KIT PM
10 57079 THRUST WASHER
11 75144 NLA
12 87822 GROOVE PIN PM
13 86447 PLUG PM
14 83659 SUB= 133804
15 75424 SUB= 750436X
16 58354 SUB= 6066J
17 53753 E-RING
18 83684 SQUARE KEY
19 83720 WORM SHAFT
20 65692 WOODRUFF KEY
21 83680 WORM
22 50950 SUB= 2276J
23 86012 DRV SHAFT TUBE PM
24 65692 WOODRUFF KEY
25 57076 WOODRUFF KEY
26 54338 SUB= 74760444
27 83632 SUB= 137090
28 68038 SUB= 73850400
29 75192 SPRING
30 83681 PULLEY.DRIVE.LM
31 74976 RETAINER RING
32 83700 CABLE CLAMP
33 54562 SCREW
88388 SUB= 48282

BT100AR (1999 & Before) Page 3 of 8
LAWN MOWER - COMPLETE

BT100AR (1999 & Before) Page 4 of 8
LAWN MOWER - COMPLETE
Ref # Part Number Qty Description
1 REFER TO IMAGE
2 103244X SUB= 103075X479
3 84049 CONTROL BAR
4 86874 SUB= 84047
5 800031 CABLE ASSY
6 111123X SCREW PM
7 107245X THROTTLE CNTRL PM
8 54138 SUB= 74760432
9 85723 WASHER PM
10 63601 SUB= 73800400
11 85827 CABLE CLIP PM
12 103672X ROPER GUIDE PM
13 83815 CLAMP PM
14 84683 SUB= 84684X479
15 58714 SUB= 131959
16 51793 HAIRPIN COTTER
17 83935 DOOR SEAL
18 8282J SUB= 128638
19 77524 SUB= 81959X479
20 81027 SUB= 81962X479
21 77526 HINGE ROD
22 77527 SPRING
23 33750 SUB= 12000014
24 54583 SCREW
25 87093 REAR SKIRT PM
26 87095 SUB= 87439X004
27 81022 SUB= 81957X479
28 75695 SUB= 81958X479
29 81283 SCREW
30 107539X SUB= 150958
31 107538X SUB= 150958
32 53066 SUB= 54262
33 63124 SUB= 73690500
34 55187 SCREW
35 107644X WHEEL & TIRE PM
36 52160 WASHER
37 85179 RETAINER CLIP PM
38 77400 HUB CAP
39 69478 SUB= 750085X007
40 84888 SUB= 700331X004
41 87877 KNOB PM
42 85022 SUB= 85021X004
43 84920 SUB= 146630
44 62335 "WASHER, BELLEVIL."
45 84921 SUB= 142748
46 62333 WASHER
47 74400 SUB= 73800600
48 85276 SUB= 144961
49 82626 SUB= 74940620
50 84942 WASHER.FLAT.3/8
51 103523X "BLADE 20"""
52 107250X SUB= 851026
53 60946 SUB= 74780520
54 63124 SUB= 73690500
55 111095X SUB= 130435
56 69485 SCREW
57 86779 HEX SCREW
58 61528 SUB= 74100412

BT100AR (1999 & Before) Page 5 of 8
LAWN MOWER - COMPLETE
Ref # Part Number Qty Description
59 53847 SUB= 19091214
60 65053 WOODRUFF KEY
61 85463 DECAL-DANGER PM
62 107767X NLA
63 111107X HOUSING STRIP DECAL
64 111106X HOUSING DECAL
65 107526X DECAL PM
66 111163X GRASS BAG PM
67 77530 CATCHER FRAME
68 88348 WASHER PM
69 850263 LOCKWASHER
800018 NLA

BT100AR (1999 & Before) Page 6 of 8
LAWN MOWER - MAIN ASSEMBLY

BT100AR (1999 & Before) Page 7 of 8
LAWN MOWER - MAIN ASSEMBLY
Ref # Part Number Qty Description
1 87025 CONTROL DRIVE PM
2 48029 SUB= 79953
3 48030 SUB= 87025
4 103246X SUB= 103111X479
5 84683 SUB= 84684X479
6 101632X GRIP COMFORT PM
7 103094X CONTROL BAIL
8 86874 SUB= 84047
9 78186 SCREW
10 74189 NUT
11 103818X CABLE ASSY PM
12 85724 SCREW PM
13 107246X THROTTLE CNTRL PM
14 54138 SUB= 74760432
15 85723 WASHER PM
16 63601 SUB= 73800400
17 63688 SUB= 136376
18 103672X ROPER GUIDE PM
19 58714 SUB= 131959
20 85827 CABLE CLIP PM
21 51793 HAIRPIN COTTER
22 83691 V-BELT.LM.DRIVE
23 87945 SUB= 85535
24 81281 HANDLE LEVER
25 62363 SPRING - LEVER
26 88473 NLA
27 103510X SUB= 150959
28 103511X SUB= 150959
29 75680 SUB= 88145
30 81254 SUB= 75430X004
31 81276 SCREW
32 70385 CABLE CLIP
33 63640 COTTER PIN
34 75442 REAR DEFLECTOR
35 55187 SCREW
36 59289 STEEL WASHER
37 103095X SUB= 133759X007
38 103096X SUB= 133757X007
39 84920 SUB= 146630
40 88348 WASHER PM
41 77865 SUB= 532132800
42 84888 SUB= 700331X004
43 82987 SUB= 82986X004
44 62335 "WASHER, BELLEVIL."
45 84921 SUB= 142748
46 107708X WHEEL & TIRE PM
47 52160 WASHER
48 55015 CLIP.RETAINER
49 77400 HUB CAP
50 85284 REAR BAFFLE PM
51 74400 SUB= 73800600
52 62333 WASHER
53 107707X SUB= 702245
54 53753 E-RING
55 74507 PINION.10.TEETH
56 76401 DUST COVER
57 48098 SUB= 48175
58 48097 SUB= 48174

BT100AR (1999 & Before) Page 8 of 8
LAWN MOWER - MAIN ASSEMBLY
Ref # Part Number Qty Description
59 76125 HEX BOLT
60 83629 BELT SNUBBER
61 61528 SUB= 74100412
62 48129 SUB= 48282
63 75449 SPEED NUT
64 103524X "BLADE 22"" PM"
65 82626 SUB= 74940620
66 850263 LOCKWASHER
67 107250X SUB= 851026
68 84942 WASHER.FLAT.3/8
69 107393X DRIVE COVER PM
70 75725 SCREW
71 69411 SCREW
72 85285 SUB= 132352X479
73 63601 SUB= 73800400
74 111003X HOUSING M
75 53490 NUT
76 100945R DISCHARGE GRD PM
77 674A260 SUB= 800767
78 674A261 SUB= 800769
79 59349 PAL NUT PM
80 103673X HINGE ROD PM
81 100958L SPRING-TORSION PM
82 53847 SUB= 19091214
83 107531X DECAL PM
84 107536X NLA
85 107240X NLA
86 107709X NLA
87 84596 ENGINE.PULLEY.FWG
88 59708 SCREW
89 87677 HI PRO KEY PM
90 63124 SUB= 73690500
91 85463 DECAL-DANGER PM
92 CHECK WITH SUPPLIER
850163 OWNERS MANUAL