Page 1
BST70AR (1999 & Before) Page 1 of 7
GEAR CASE ASSEMBLY
Page 2
BST70AR (1999 & Before) Page 2 of 7
GEAR CASE ASSEMBLY
Ref # Part Number Qty Description
1 53838 SUB= 73510400
2 85178 SUB= 85177X004
3 88386 SHIFTER 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 750355 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
Page 3
BST70AR (1999 & Before) Page 3 of 7
GRASS CATCHER
Page 4
BST70AR (1999 & Before) Page 4 of 7
GRASS CATCHER
Ref # Part Number Qty Description
1 103179X CATCHER TOP PM
2 103180X CATCHER BOTTOM PM
3 84806 NLA
4 103181X BAFFLE.CATCHER.
5 103227X CATCHER HANDLE PM
6 83553 CLAMP
7 88323 SUB= 74180412
8 87873 SUB= 83555
9 69180 LOCKNUT
10 63601 SUB= 73800400
11 53838 SUB= 73510400
12 111706X GRASS CATCHER DECAL
Page 5
BST70AR (1999 & Before) Page 5 of 7
LAWN MOWER - MAIN ASSEMBLY
Page 6
BST70AR (1999 & Before) Page 6 of 7
LAWN MOWER - MAIN ASSEMBLY
Ref # Part Number Qty Description
1 REFER TO IMAGE
2 87025 CONTROL DRIVE PM
3 48029 SUB= 79953
4 48030 SUB= 87025
5 103094X CONTROL BAIL
6 103246X SUB= 103111X479
7 101632X GRIP COMFORT PM
8 84683 SUB= 84684X479
9 86874 SUB= 84047
10 78186 SCREW
11 74189 NUT
12 107068X CABLE.ASM.PM.
13 83813 SCREW PM
14 750097 TAPPING SCREW
15 107245X THROTTLE CNTRL PM
16 85723 WASHER PM
17 54138 SUB= 74760432
18 63601 SUB= 73800400
19 85827 CABLE CLIP PM
20 103672X ROPER GUIDE PM
21 850263 LOCKWASHER
22 58714 SUB= 131959
23 63688 SUB= 136376
24 51793 HAIRPIN COTTER
25 83935 DOOR SEAL
26 81281 HANDLE LEVER
27 87945 SUB= 85535
28 62363 SPRING - LEVER
29 88366 SUB= 130444
30 88368 SUB= 88367X004
31 54583 SCREW
32 77509 SUB= 81960X479
33 65231 SCREW
34 86779 HEX SCREW
35 77514 SUB= 850247X479
36 81283 SCREW
37 77524 SUB= 81959X479
38 81027 SUB= 81962X479
39 77526 HINGE ROD
40 77527 SPRING
41 33750 SUB= 12000014
42 850129 HDLE BRKT ASSY
43 850128 SUB= 150958
44 66238 SUB= 72140505
45 63124 SUB= 73690500
46 55187 SCREW
47 70385 CABLE CLIP
48 69478 SUB= 750085X007
49 85022 SUB= 85021X004
50 84888 SUB= 700331X004
51 77865 SUB= 532132800
52 88348 WASHER PM
53 84920 SUB= 146630
54 62335 "WASHER, BELLEVIL."
55 84921 SUB= 142748
56 74400 SUB= 73800600
57 107708X WHEEL & TIRE PM
58 107707X SUB= 702245
Page 7
BST70AR (1999 & Before) Page 7 of 7
LAWN MOWER - MAIN ASSEMBLY
Ref # Part Number Qty Description
59 52160 WASHER
60 55015 CLIP.RETAINER
61 77400 HUB CAP
62 48098 SUB= 48175
63 48097 SUB= 48174
64 61528 SUB= 74100412
65 76401 DUST COVER
66 74507 PINION.10.TEETH
67 53753 E-RING
68 85283 SUB= 144964
69 850625 SUB= 111850X
70 75449 SPEED NUT
71 83590 DRIVE COVER
72 69411 SCREW
73 75725 SCREW
74 83629 BELT SNUBBER
75 68205 SCREW MACHINE H
76 87677 HI PRO KEY PM
77 48128 SUB= 48281
78 83691 V-BELT.LM.DRIVE
79 82626 SUB= 74940620
80 84942 WASHER.FLAT.3/8
81 103524X "BLADE 22"" PM"
82 107250X SUB= 851026
83 59708 SCREW
84 85543 ENGINE PULLEY PM
85 85463 DECAL-DANGER PM
86 111708X HOUSING DECAL, LEFT
87 111703X HOUSING DECAL RIGHT
88 111705X NAME PLATE
89 111704X DRIVE COVER DECAL
850504 OWNERS MANUAL
850504 OWNERS MANUAL
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