DIAGRAMA DE RODILLA O TRANSMISION SUPERIOR 
         MERCRUISER R / MR / ALPHA ONE  

Ref No.	GLM	OEM No.	Description
1	19000	1547-9412A18	Drive Shaft Housing Assembly
2	28400	94998A4	Cover Assembly
3	80420	25-32546	O-Ring
4	23260	15-45691A1	Shim (For No. 21510 Bearing)
4	23261	15-32563A1	Shim (For No. 21511 Bearing)
5	21510	31-61100A1	Bearing Assembly (O.D. 1-15/16)
5	21511	31-32575A1	Bearing Assembly (O.D. 1-25/32)
6	11130	45-55796	Drive Shaft
7	80190	25-55801	O-Ring
8	11210	43-18410A4	Gear Set (1.50 or 1.47 Ratio) (20-22)
8	11220	43-45814A5	Gear Set (1.65 or 1.62 Ratio) (24-24)
8	11230	43-75325A3	Gear Set (1.84 or 1.81 Ratio) (17-19)
8	11240	43-55778A3	Gear Set (1.98 or 1.94 Ratio) (20-24)
9	21560	31-32573A1	Roller Bearing (1.50 Ratio)
9	21540	31-35990A1	Roller Bearing (1.65, 1.84, 1.98 Ratio)
9	21550	31-66818A1	Roller Bearing (1.32 Ratio)
10	23270	15-36178A1	Shim
11	85020	26-32511	Oil Seal
12	85060	26-96503	Oil Seal
13	81180	25-25439	O-Ring
14	28050	814819A2	U-Joint Assembly
15	28315	814819A3	Yoke Assembly
16	28030	75832T1	U-Joint
17	28100	39383T	Socket
18	28310	46020-1	Yoke
19	28350	816811-1	Retainer
20	28390	35983	Ring
21	82380	25-70937	O-Ring
22	28370	66081A2	Carrier Assembly
23	85030	26-823894	Oil Seal
24	21520	31-35988A2	Roller Bearing (All Ratio Except 1.32)
24	21530	31-35988A3	Roller Bearing (1.32 Ratio)
25	23280	15-35980A1	Shim
26	28380	15-71013	Shim
27	28330	12-45810	Washer
28	28360	11-22339	Nut
29	22420	10-79953Q2	Screw
30	31170	26-8M0058390	Washer
31	28300	10-98794	Screw
32	21890	19-47579	Plug
33	21170	11-13439-1	Nut
34	31150	27-55810-1	Gasket
35	22440	10-28668	Screw
36	12200	42724A3	Water Pocket Cover Kit
37	21423	23-32632	Bushing
38	85150	26-36557	Grommet
39	12202	32-54236	Water Tube
40	22031	19-42682	Welch Plug (1-1/4 O.D.)
41	22032	22-42861-1	Pipe Plug
42	85150	26-36557	Grommet
43	21421	62104-1	Intermediate Shift Shaft
44	21422	12-32666	Washer
45	22100	18-32665	Cotter Pin
46	87500	26-32511A1	Gearcase Seal Kit
47	39622	27-94996T2	Mounting Kit
48	39590	27-64818T4	Mounting Kit