Mercruiser Lower Units & Uppers

Mercury MerCruiser Genuine Parts

  • Expert Remanufactured Mercruiser Sterndrive Lower Units, Upper Gearcases.
  • Outdrives rebuilt by Certified Mechanics¬†
  • OEM Parts
  • Quality Mercruiser Gearcases you can trust.
  • Quick Shipping.

US Boatworks – remanufacturing Mercruiser gearcases for over 35 years.
Quality you can trust.

OEMMERCRUISER LOWERSSTKPRICEDETAILS
1623-815822A53Alpha One, Gen 2 , 1991-2011BW1$1,695
1623-8951A43Alpha One, 1984-1990, # 8951A43BW2$1,695
OEMMERCRUISER UPPERSSTKPRICEDETAILS
1547-861063A12Alpha One Gen 2, 1.50 (20/22) 1991-2012, # 861063A12BW6B$1,495
1547-861063A10Alpha One Gen 2, 1.65, 1991-2012, # 861063A10BW7B$1,495
1547-861063A8Alpha One Gen 2,1.84 (17/19) 1991-2012, # 861063A8BW8B$1,495
1547-861063A6Alpha One Gen 2, 1.98, 1991-2012, # 861063A6BW9B$1,495