Alpha One & Gen 2 Outdrive Parts *Drawings *Videos

Mercruiser Alpha 1 parts drawing *Lower unit #35-55

All GLM products are brand new completely compatible and interchangeable with Mercruiser Alpha One parts. GLM has committed to producing high quality and cost effective aftermarket parts for the past two decades Components have 1 year warranty Exploded view Alpha 1 drawings Parts 35 to 55

87510 seal kit	A P/N 87510 seal kit lower gear-case OEM 26-33144A2 $44.99
25125 seals gears bearings shims 13-21	B P/N 25125 Seal, bearing and gear kit / 43-803091T1 $699.99
25120 seal kit shims bearings	C P/N 25120 Seal and bearing kit with P/N 21570 upper bearing $267.99
12120 water pump	D P/N 12120 Water pump kit $42.99
21870 starboard insert screen	35 P/N 21870 Insert screen starboard / 93423-1 $5.99
21880 port screen	36 P/N 21880 Insert screen (port) / 93424-1 $5.99
12822 insert screen screw	37 P/N 12822 Screw (5 units) / 10-76156 $9.95
21161 stainless steel lock nut	38 P/N 21161 Lock nut / 11-45812 $4.95
21170 lock nuts	39 P/N 21170 Lock nuts 5 units / 11-13439-1 $15.99
21740 allen bolt stainless	40 P/N 21740 Screw / 10-32470 (2 units) $8.99
	41 P/N 22430 Screw / 10-30206 $4.95
12670 aluminum trim tab anode	42 P/N 12670 Trim tab anode / 31640A1 $12.99
21610 OMC Pinion bearing	43 P/N 21610 Roller bearing for pinion gear / 31-42647A1 $43.95
11091 Alpha	44A P/N 11091 lower unit forward and pinion gear set 13-21 ratio with P/N 21590 3.500" OD bearing $417.99
11190 pinion nut	45 P/N 11190 Pinion nut / 11-35921 $4.95
11030 shift spool	46 P/N 11030 Shift spool / 818349T1 $99.99
11040 shift crank	47 P/N 11040 Shift crank / 76865 $78.99
23220 shims	48 P/N 23220 Forward gear shims / 15-47397A1 $13.99
21590 forward bearing	49 P/N 21590 Tapered roller bearing (I.D. 1.875) OEM 31-35928T1 $69.99
21591 roller bearing	49B P/N 21591 Tapered bearing for forward gear - small bearing (I.D. 1.750) OEM 31-828437A2 $54.99
11420 forward gear roller bearing	50 P/N 11420 Needle roller bearing for forward gear / 31-30895 $19.99
11050 clutch dog spring	51 P/N 11050 Clutch dog spring / 24-30893 $4.95
21131 cross pin	52 P/N 21131 Cross pin / 17-30632 $4.89
11060 clutch dog	53 P/N 11060 Clutch dog / 52-853594T $199.99
11150 prop shaft	54 P/N 11155 Prop shaft for MC-1 /R / MR / Alpha One / Gen 2 / 44-850308 Replaces P/N 11150 (/ 44-824110) $399.99
11013 reverse gear	55 P/N 11013 Reverse gear with thrust spacer OEM 43-828073A1 $114.99

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