Mercruiser Alpha One/Generation II Upper Drive Shaft Housing 1991 & NEWER ("Click" here for individual parts,ie; seals, gear sets, u-joints, etc.)

   
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18-2324.jpg Alpha GENII Upper Drive Shaft
$105.00 $83.95
18-2324
Replaces Mercruiser part#45-55796-1. Fits Alpha GENII Uppers.

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18-2256.jpg Alpha Upper Gear Set - 1.5:1
$520.00 $415.95
18-2256
Sierra 18-2256 Mercruiser upper gear set, Fits Mercruiser #1/1-R/MR & Alpha One V-8 Outdrives 1983 thru 1990. Gear Ratio 1.5:1 for most V-8 drives. Replaces Mercruiser part # 43-803116T1.

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18-2201.jpg Alpha Upper Gear Set - 18-2201
$373.00 $297.95
18-2201
Replaces 43-18410A2 & 43-18411A2. Includes 18-1142 bearing. For most V-8 Drives (1.5:1) and GEN-II drives sn#999999 & Below.

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18-2203.jpg Alpha Upper Gear Set - 18-2203
$420.00 $335.95
18-2203
Replaces Mercruiser part #43-45814A5. For 6 cyl inline engines (1.65:1). Gears Only.

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18-2205.jpg Alpha Upper Gear Set - 18-2205
$267.00 $212.95
18-2205
Replaces Mercruiser part #43-55778A3. Fits 120/140 4 cyl sn#2791957 & up and GENII sn#999999 & below. 1.98:1 Gear Ratio.

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18-2174.jpg Sierra 18-2174 U-Joint (Heavy Duty)
$50.00 $39.95
18-2174
Sierra 18-2174 U-Joint (Heavy Duty). Replaces Mercruiser part #75832A3, 758321 & 75832T1. Fits Alpha-1 S/N B418819 and above. (Approximate years 1991 thru 1995). Also replaces OMC #915717, and 3850812. OMC Cobra, and King Cobra Drives (1990-1998). Volvo-Penta "SX" up to 1996. Includes Straight Grease Fitting and 90 Degree fitting.

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18-2097.jpg Sierra 18-2097 U-Joint Mercruiser Alpha-1, Generation-II
$73.00 $57.95
18-2097
Sierra 18-2097 U-Joint Mercruiser Alpha-1, Generation-II. Replaces Mercruiser part # 805536A2. Permalube U-Joint for Alpha-1, GEN-II s/n# 0F680000 & up. (Approximate years from 1996 thru 1998).

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18-6406.jpg Sierra 18-6406 U-Joint GKN Style (865496A01, 865493A01)
$107.00 $84.95
18-6406
Sierra 18-6406 U-Joint GKN Style, (With external clips). Replaces Mercruiser Part #'s 865496A01 and 865493A01. Fits Alpha-1, Gen-II OL949779 and newer, Bravo OM111208 and newer. (Approximately 1998 and newer).
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18-2128.jpg Sierra 18-2128 U-Joint Center Socket (Mercruiser 39383T)
$67.00 $52.95
18-2128
Replaces Mercruiser part #39383T and 343831. Fits all #1/R/MR/Alpha and Alpha-1, Gen-II, Up to S/N OL949778, Bravo's up to S/N OM111207 and TR/TRS Sterndrives.

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18-2125.jpg 46020T Universal Joint Yoke - Gear End
$73.00 $57.95
18-2125
Replaces Mercruiser part #46020T. Fits all #1/Alpha units from s/n#1684188 thru OK999999.

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18-2146.jpg 59830A7 Universal Joint Yoke - Coupling End
$118.00 $93.95
18-2146
Replaces Mercruiser part #59830A1 AND A7. Fits #1/MR/Alpha, GEN-II, Bravo and Blackhawk up to new "GKN" style.

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18-9218.jpg 814819A2 U-Joint Yoke Assembly Mercruiser
$354.00 $264.95
MAL9-72409
Mallory Replacement U-Joint Yoke Assembly, Mercruiser part # 814819A2. Fits All Mercruiser #1/R/MR and ALPHA-1 from 1983 to 1990. Also fits early Alpha-1, Gen-II from 1991 to 1997. Note: "long" yoke. (Up to Serial # OK999999). Will not replace "short" input yoke used on older 4 and 6 cylinder in-line engines. Replaces Mercruiser part #'s 59829A1, 59830A5 and 814819A2. Replaces Sierra part # 18-9218. Replaces GLM part # 28050.

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18-6402.jpg 864281A2 Yoke Assembly Mercruiser
$435.00 $325.95
MAL9-72408
Mercruiser 864281A2 Yoke Assembly, Fits Mercruiser Alpha-I, Gen-II, 1998 & newer. (OL100040 & up), GKN Style, yoke assembly by Mallory, replaces Mercruiser part # 814819A7 and 864281A2. Replaces GLM # 28070 and Sierra # 18-6402.

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18-0577.jpg 66081A2 Oil Seal and Carrier Assembly
$47.00 $36.95
18-0577
Upper Drive Shaft Housing Input Seal with Carrier. Replaces mercruiser part # 66081A2.
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18-2003.jpg 26-823894 Seal Upper Input Shaft Seal
$15.00 $11.95
18-2003
Seal for upper drive shaft input. Replaces Mercruiser part # 26-823894.
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18-3712.jpg 12-45810 Washer for Yoke Lock Nut
$0.88
MER1245810
Washer for behind "Lock Nut" on input yoke.
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18-3713.jpg 11-22339 Lock Nut for Input Yoke
$5.00 $3.59
18-3713
18-3713 Lock Nut for Input Yoke, replaces Mercruiser part # 11-22339.
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18-2382.jpg 828692A1 CAP UPPER DRIVE UNIT
$180.00 $143.95
18-2382
UPPER DRIVE CAP FOR ALPHA I, GENRATION II, (SERIAL # OF6800000 AND NEWER), REPLACES MERCRUISER PART # 828692A1.
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18-2358.jpg Sierra 18-2358 Gear Set Replaces Mercruiser 48-803102T1
$749.00 $598.95
18-2358
Sierra 18-2358 Upper Gear Set, Replaces Mercruiser 48-803102T1, Alpha-I, Gen-II up to serial # OK999999, 1.50:1(1.47:1) gear ratio, 20-22 Teeth Gears, for V8 applications. Gears, bearings, seals and o'rings.
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18-2644.jpg Alpha GEN-II Upper Seal Kit
$25.00 $19.95
18-2644
Replaces Mercruiser part#26-88397A1. Fits GENII sn#0D469859 and above.

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