Ref#	PartInfo
0	1639-926
	Optional Kit - Low Alt.; 1639-928 High Alt.
0	1639-927
	Reverse Dropcase Kit, Low Alt.
1	0702-394
	SPROCKET,40T X 15 WIDE - ASSY (inc. 2-8) (Over 5,000 ft Alt.)
1	0702-370
	Sprocket Assembly - 39T
2	Sprocket
3	0602-144
	Retainer, Spring
4	0602-133
	Pin, Slip
5	0602-138
	Spring, Compression - Reverse
6	0623-182
	Screw, Machine
7	0123-430
	Nut, Lock
8	0602-016
	Bearing
9	0602-012
	Spacer
10	0602-972
	Chain - 72P
11	1602-048
	Shaft, Extension
12	0702-048
	Gear, 55T Reverse Assembly (inc. 13-15)
13	0602-023
	Washer, Thrust
14	0602-022
	Bearing, Thrust
15	0602-024
	Ring, Retaining
16	0602-028
	Spring, Return
17	0638-881
	KIT, REVERSE DRIVE ADAPTER
18	0602-215
	Spacer, Reverse Idler
19	0602-872
	Shaft, Reverse
20	0702-323
	Idler, Reverse - 22T
21	0602-205
	Bearing, Caged
22	0602-366
	Pin, Alignment
23	0702-365
	Idler, Reverse - Assembly - 19T
24	1602-045
	Bearing
25	0602-974
	Sprocket, 24T
25	1602-118
	Sprocket, 23T
26	1602-044
	Washer, Thrust
27	8002-130
	SCREW, CAP-HH 5/16-18 X .75 G5 Z&Y
28	8050-242
	Washer
29	1602-222
	COVER, DROPCASE-PTD BLK-REV (DIPSTICK)
30	0702-350
	Shaft, Shift Fork
31	0623-542
	Pin, Spring Coiled - Black
32	0602-021
	Seal, O-Ring
33	1602-151
	Cover, Oil Vent
34	0623-081
	Screw, Self-Tapping
35	0602-085
	Fork, Shift
36	0623-293
	Plug, Drain (One Included in Kit)
37	1602-213
	O-Ring
38	0602-479
	Plug, Drain - Magnetic
39	1602-107
	Stick, Oil Level
40	1602-106
	Tube, Oil Level Stick
41	0623-640
	Screw, Self-Tapping
42	0623-786
	Screw, Self-Tapping
43	0605-014
	O-Ring
44	0623-122
	Nut, Lock
45	0702-555
	BRACKET, CHAIN BACKING-WELDT(0602-900)