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Alpha Upper Drive Shaft
$84.95
18-2179
Replaces Mercruiser part#45-55796. Fits 1/MR/Alpha One. Will not fit GENII
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Alpha Upper Gear Set - 1.5:1
$564.00 $429.95 On Sale!
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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Alpha Upper Gear Set - 18-2201
$279.95
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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Alpha Upper Gear Set - 18-2203
$247.29
18-2203
Replaces Mercruiser part #43-45814A5. For 6 cyl inline engines (1.65:1). Gears Only.
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Alpha Upper Gear Set - 18-2204
$239.95
18-2204
Replaces Mercruiser part #43-75325A3. Fits V-6 and 470/485 Merc 4 cyl (1.84:1) and GENII sn#999999 & below.
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Alpha Upper Gear Set - 18-2205
$229.95
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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Bearing Assembly
$99.19
18-1160
Bearing Assembly, Universal input shaft
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Drive Shaft Oil Seal
$9.95
18-2056
Oil seal for Drive Shaft
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RETAINING NUT DRIVE SHAFT HOUSING
$19.79
18-3752
Sierra upper gear housing retaining nut, Replaces Mercruiser part # 816811-1.
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Tapered Roller Bearing
$26.99
18-1161
Tapered Roller bearing, timken #89449, Cone #89410
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Sierra 18-2104 U-Joint (Heavy Duty)
$46.49 $29.95 On Sale!
18-2104
Sierra 18-2104 U-Joint (Heavy Duty), Replaces Mercruiser #75832A2 & #75832T. Fits all #1 and Alpha-1 units, S/N 1684188 thru B418818, (Approximate years 1978 thru 1990), and all Mercruiser TR & TRS outdrives.
Also Replaces OMC #'s 912214, and 915716.
Fits OMC Cobra Drives (1986 thru 1989). Volvo-Penta AQ200, 250, 270, 280 and 290 Sterndrives.
Includes Straight Grease Fitting and 90 Degree Fitting.
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Sierra 18-2174 U-Joint (Heavy Duty)
$47.49 $39.95 On Sale!
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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Sierra 18-2128 U-Joint Center Socket (Mercruiser 39383T)
$57.99 $49.95 On Sale!
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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46020T Universal Joint Yoke - Gear End
$54.95
18-2125
Replaces Mercruiser part #46020T. Fits all #1/Alpha units from s/n#1684188 thru OK999999.
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59830A7 Universal Joint Yoke - Coupling End
$79.95
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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814819A2 U-Joint Yoke Assembly Mercruiser
$319.95 $229.95 On Sale!
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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Upper Drive Unit Cap
$83.19
18-2381
Replaces Mercruiser part #94998A2. Fits Alpha sn#6225577 & later except GENII. Comes complete with bearing and shims.
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42724A3 Water Tube and Cover Assembly
$24.99 $22.49 On Sale!
18-3219
Sierra water tube and Cover Assembly, replaces Mercruiser part # 42724A3, Mercruiser # 1, R, MR and Alpha outdrives.
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62104-1 SHIFT SHAFT
$42.99 $38.69 On Sale!
18-2322
SHIFT SHAFT IN UPPER GEAR HOUSING, REPLACES MERCRUISER PART # 62104-1.
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66081A2 Oil Seal and Carrier Assembly
$41.99 $37.79 On Sale!
18-0577
Upper Drive Shaft Housing Input Seal with Carrier. Replaces mercruiser part # 66081A2.
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26-823894 Seal Upper Input Shaft Seal
$16.99 $12.95 On Sale!
18-2003
Seal for upper drive shaft input. Replaces Mercruiser part # 26-823894.
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12-45810 Washer for Yoke Lock Nut
$1.00
1245810
Washer for behind "Lock Nut" on input yoke.
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11-22339 Lock Nut for Input Yoke
$4.29 $3.29 On Sale!
18-3713
18-3713 Lock Nut for Input Yoke, replaces Mercruiser part # 11-22339.
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