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Alpha Upper Drive Shaft
$82.79
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
$395.95
18-2256
Fits #1/1-R/MR & Alpha One Outdrives. 1.5:1 Gear Ratio for most V-8 drives. Replaces Mercruiser part#43-803116T1.
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Alpha Upper Gear Set - 18-2201
$259.95
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
$239.95
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
$235.19
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
$28.34
18-1161
Tapered Roller bearing, timken #89449, Cone #89410
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18-2104 U-Joint - Heavy Duty
$46.49 $29.95 On Sale!
18-2104
Replaces Mercruiser #75832A2 & #75832T. Fits all #1 and Alpha-1 units, S/N 1684188 thru B418818. Also all non-current TR/TRS outdrives.
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U-Joint Center Socket
$49.95
18-2128
Replaces Mercruiser part #39383T. Fits all #1/Alpha units sn#1684188 and above,TR/TRS and Bravo.
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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 Yoke & Shaft Assembly
$350.00 $179.95 On Sale!
BJM59829
Replaces Mercruiser part # 814819A2, For most #1, R/MR/ALPHA Generation II - 1970 thru 1997 with long yoke and V-6 & V-8 engines and newer 4-cylinder in-line engines. Up to 1997 (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
$16.49 $11.95 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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