Alpha 1 & Gen. 2 Outdrive Parts *Drawings *Videos

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Alpha 1 Thrust washer hub for lower unit

Brass thrust hub for prop shaft

  • GLM Marine P/N 21301 brass thrust hub for prop shaft
  • Compatible with 1 / R / MR / Alpha 1 / Generation 2 / Bravo 1 & 2 outdrives
  • Replaces Mercury/Mercruiser OEM 12-825467
  • Exploded view Mercruiser drawings Look by part number or description here
  • #21300 (stainless steel) hub is also available

21301 thrust hub

21301 Mercruiser Alpha 1 thrust hub

P/N 21301 Hub $21.95

Customers who ordered P/N 90095 also purchased:

12120

GLM 12120 Water pump

P/N 12120 Outdrive lower gear case water pump impeller kit. For Alpha One 1984-1990 models. Replaces Sierra 18-3320. $35.95

90095 Bearing carrier puller in the lower unit

90095 Bearing carrier puller in the lower unit

P/N 90095 Prop and bearing carrier puller $82.95

90110 Tool
90110 Tool

Shift cable tool GLM aftermarket
P/N 90110 or OEM 91-12037 Used to remove and install shift cable on outdrive gimbal housings