0639-117
	Optional Kit
1	0602-781
	Cover, Dropcase
2	0602-444
	Sprocket, 19T
2	0602-445
	Sprocket, 18T (Over 4,000 ft Alt.)
3	0123-641
	Washer, Fiber
4	0702-308
	Dropcase, w/Plugs
5	0602-012
	Spacer, Shaft
6	0602-135
	Extension, Driveshaft
7	0702-048
	Gear, Reverse-55T (inc. 8-10)
8	0602-023
	. Washer, Thrust
9	0602-022
	. Bearing, Thrust
10	0602-024
	. Ring, Retaining
11	0602-028
	Spring, Return
12	0602-014
	Retainer, Shaft
13	8051-277
	Washer, Lock
14	8002-230
	Screw, Cap
15	0602-449
	Chain, 70P
16	0602-094
	Shaft, Reverse
17	0702-261
	Idler, Reverse Assembly-19T (inc. one # 18)
18	0602-018
	. Bearing
19	0602-215
	Spacer, Reverse Idler
20	8050-242
	Washer
21	8002-130
	Screw, Cap
22	0602-466
	Bracket, Chain Backing
23	0602-085
	Fork, Shift
24	0702-291
	Shaft, Shift Fork
25	0623-122
	Nut, Flex
26	0602-021
	Seal, O-Ring
27	0623-542
	Pin, Roll
28	0602-483
	Stick, Oil Level
29	0602-366
	Aligner, Idler
30	0670-183
	O-Ring, Oil Stick
31	0602-198
	Plate, Flange
32	0702-260
	Idler, Reverse Assembly-24T (inc. one # 18)
33	8041-426
	Nut, Lock
34	0123-694
	Washer
35	0623-317
	Stud
36	0602-437
	Seal, Dropcase
37	0623-117
	Bolt, Ribbed
38	0623-231
	Washer, Spring
39	0123-310
	Nut, Lock
40	0602-112
	Cover, Oil Vent
41	0623-081
	Screw, Self-Tapping
42	0702-170
	Sprocket Assembly, 39T (inc. 43-49)
42	0702-187
	Sprocket Assembly, 40T (inc. 43-49) (Over 4, 000 ft Alt.)
43	N/A
	. Sprocket
44	0602-144
	. Retainer, Spring
45	0602-133
	. Pin, Slip
46	0602-138
	. Spring, Compression
47	0623-182
	. Screw, Cap
48	0123-430
	. Nut
49	0602-016
	. Bearing
50	0602-479
	Plug, Drain
51	0107-223
	Bearing, 7/8 in.
52	0107-003
	Seal
53	0623-293
	Plug
54	0107-224
	Bearing, 1 in.
55	8050-247
	Washer
56	8040-426
	Nut, Lock
57	8011-143
	Bolt, Carriage
58	0123-523
	Bolt, Ribbed
59	8011-139
	Bolt, Carriage
60	0607-025
	O-Ring, Stud
61	8002-134
	Screw, Cap
62	8053-242
	Washer, Lock-External Tooth