Alpha One gear set forward & pinion

Alpha One & Gen 2 Outdrive Parts *Drawings *Videos

Alpha One gear set forward & pinion

GLM aftermarket gears with forward bearing

Forward gear bearing # 21590 OEM 31-35928T1 included with Alpha 1 gears
Forward / pinion gear ratio 13:21
Complete lower unit gears, bearings and seals rebuild kit also available
Exploded view Mercruiser drawings
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11091

11091 Alpha forward-pinion gear set with 13-21 ratio gear set comes with 21590 3.500" OD bearing $417.99