Products MercuryDrive Shaft / Propeller Shaft / Shaft Back Drive shaft 45-55796-1 / 55796-1 Item number: 45-55796-1 / 55796-1 Fit on Mercruiser Alpha One Gen II Length: 4-7/16" With Oil Hole You May Also Be Interested In Drive shaft 45-55796-1 / 55796-1 Shift Crank 76865 Piston 689-11631-00 / 689-11635-00 / 689-11636-00 Upper Drive Unit Seal Kit 876266 / 0876266