Family-Owned • 40+ Years Experience • Authorized Mercury & Mercruiser Dealer


Lower Units & Gearcases

Lower Units & Gearcases

Lower Units & Gearcases

Shop Mercury lower units and gearcase assemblies including OEM replacement components designed for reliable outboard performance and proper fitment. Lower units and gearcases play a critical role in transferring engine power, supporting propeller operation, and maintaining smooth drivetrain performance on the water.

Gregor’s Marine carries genuine Mercury gearcase and lower unit components for a wide range of outboard applications.

Call our team at (727) 596-5929 for assistance confirming fitment.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • MERCURY OEM GC-BASIC CMBR GRY, 8M0225058

    Mercury Gear Case-BASIC CMBR GRY OEM 8M0225058

    Mercury

    MSRP: $7,345.00
    $6,243.25
    Genuine Mercury Gear Case-BASIC CMBR GRY, part number 8M0225058. Designed for use with compatible applications.
    8M0225058
    SKU:
    8M0225058
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $7,345.00
    $6,243.25
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $7,345.00
    $6,243.25
    Subtotal:
  • MERCURY OEM GC-BASIC CMBR GRY, 8M0225057

    Mercury Gear Case-BASIC CMBR GRY OEM 8M0225057

    Mercury

    MSRP: $7,345.00
    $6,243.25
    Genuine Mercury Gear Case-BASIC CMBR GRY, part number 8M0225057. Designed for use with compatible applications.
    8M0225057
    SKU:
    8M0225057
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $7,345.00
    $6,243.25
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $7,345.00
    $6,243.25
    Subtotal:
  • MERCURY OEM GC 3L CXXL COMP, 880686A53

    Mercury Gear Case 3L CXXL COMP OEM 880686A53

    Mercury

    MSRP: $7,278.55
    $6,186.77
    Genuine Mercury Gear Case 3L CXXL COMP, part number 880686A53. Designed for use with compatible applications.
    880686A53
    SKU:
    880686A53
    Availability:
    Usually Ships within 24hours
    Weight:
    1,104.00 Ounces
    MSRP: $7,278.55
    $6,186.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $7,278.55
    $6,186.77
    Subtotal:
  • MERCURY OEM GC 3L CXL COMP, 880686A52

    Mercury Gear Case 3L CXL COMP OEM 880686A52

    Mercury

    MSRP: $7,278.55
    $6,186.77
    Genuine Mercury Gear Case 3L CXL COMP, part number 880686A52. Designed for use with compatible applications.
    880686A52
    SKU:
    880686A52
    Availability:
    Usually Ships within 24hours
    Weight:
    992.00 Ounces
    MSRP: $7,278.55
    $6,186.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $7,278.55
    $6,186.77
    Subtotal:
  • MERCURY OEM GEAR HOUSING BASC, 8M0137073

    Mercury GEAR HOUSING BASC OEM 8M0137073

    Mercury

    MSRP: $7,240.00
    $6,154.00
    Genuine Mercury GEAR HOUSING BASC, part number 8M0137073. Designed for use with compatible applications.
    8M0137073
    SKU:
    8M0137073
    Availability:
    Usually Ships within 24hours
    Weight:
    672.00 Ounces
    MSRP: $7,240.00
    $6,154.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $7,240.00
    $6,154.00
    Subtotal:
  • MERCURY OEM GC SM BASIC WHITE, 8M0159710

    Mercury Gear Case SM BASIC WHITE OEM 8M0159710

    Mercury

    MSRP: $7,025.00
    $5,971.25
    Genuine Mercury Gear Case SM BASIC WHITE, part number 8M0159710. Designed for use with compatible applications.
    8M0159710
    SKU:
    8M0159710
    Availability:
    Usually Ships within 24hours
    Weight:
    672.00 Ounces
    MSRP: $7,025.00
    $5,971.25
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $7,025.00
    $5,971.25
    Subtotal:
  • MERCURY OEM GEAR HOUSING BASC, 8M0137075

    Mercury GEAR HOUSING BASC OEM 8M0137075

    Mercury

    MSRP: $6,995.00
    $5,945.75
    Genuine Mercury GEAR HOUSING BASC, part number 8M0137075. Designed for use with compatible applications.
    8M0137075
    SKU:
    8M0137075
    Availability:
    Usually Ships within 24hours
    Weight:
    688.00 Ounces
    MSRP: $6,995.00
    $5,945.75
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,995.00
    $5,945.75
    Subtotal:
  • MERCURY OEM GC 3L XXL, 880686A51

    Mercury Gear Case 3L XXL OEM 880686A51

    Mercury

    MSRP: $6,828.55
    $5,804.27
    Genuine Mercury Gear Case 3L XXL, part number 880686A51. Designed for use with compatible applications.
    880686A51
    SKU:
    880686A51
    Availability:
    Usually Ships within 24hours
    Weight:
    1,080.00 Ounces
    MSRP: $6,828.55
    $5,804.27
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,828.55
    $5,804.27
    Subtotal:
  • MERCURY OEM GC 3L DFI XL, 880686A44

    Mercury Gear Case 3L DFI XL OEM 880686A44

    Mercury

    MSRP: $6,828.55
    $5,804.27
    Genuine Mercury Gear Case 3L DFI XL, part number 880686A44. Designed for use with compatible applications.
    880686A44
    SKU:
    880686A44
    Availability:
    Usually Ships within 24hours
    Weight:
    992.00 Ounces
    MSRP: $6,828.55
    $5,804.27
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,828.55
    $5,804.27
    Subtotal:
  • MERCURY OEM GC BRAVO III SC, 8866J08

    Mercury Gear Case BRAVO III SC OEM 8866J08

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO III SC, part number 8866J08. Designed for use with compatible applications.
    8866J08
    SKU:
    8866J08
    Availability:
    Usually Ships within 24hours
    Weight:
    1,344.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO III SC, 8866J07

    Mercury Gear Case BRAVO III SC OEM 8866J07

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO III SC, part number 8866J07. Designed for use with compatible applications.
    8866J07
    SKU:
    8866J07
    Availability:
    Usually Ships within 24hours
    Weight:
    1,328.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO III, 8M0046682

    Mercury Gear Case BRAVO III OEM 8M0046682

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO III, part number 8M0046682. Designed for use with compatible applications.
    8M0046682
    SKU:
    8M0046682
    Availability:
    Usually Ships within 24hours
    Weight:
    1,280.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO III SC, 8866J09

    Mercury Gear Case BRAVO III SC OEM 8866J09

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO III SC, part number 8866J09. Designed for use with compatible applications.
    8866J09
    SKU:
    8866J09
    Availability:
    Usually Ships within 24hours
    Weight:
    1,312.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO III DWP, 8M0046738

    Mercury Gear Case BRAVO III DWP OEM 8M0046738

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO III DWP, part number 8M0046738. Designed for use with compatible applications.
    8M0046738
    SKU:
    8M0046738
    Availability:
    Usually Ships within 24hours
    Weight:
    1,264.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO III SC, 8866J24

    Mercury Gear Case BRAVO III SC OEM 8866J24

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO III SC, part number 8866J24. Designed for use with compatible applications.
    8866J24
    SKU:
    8866J24
    Availability:
    Usually Ships within 24hours
    Weight:
    1,312.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO III, 8M0046735

    Mercury Gear Case BRAVO III OEM 8M0046735

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO III, part number 8M0046735. Designed for use with compatible applications.
    8M0046735
    SKU:
    8M0046735
    Availability:
    Usually Ships within 24hours
    Weight:
    1,280.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO III, 8M0046733

    Mercury Gear Case BRAVO III OEM 8M0046733

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO III, part number 8M0046733. Designed for use with compatible applications.
    8M0046733
    SKU:
    8M0046733
    Availability:
    Usually Ships within 24hours
    Weight:
    1,280.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO II SC, 8294J01

    Mercury Gear Case BRAVO II SC OEM 8294J01

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO II SC, part number 8294J01. Designed for use with compatible applications.
    8294J01
    SKU:
    8294J01
    Availability:
    Usually Ships within 24hours
    Weight:
    1,120.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO II SC, 8294J02

    Mercury Gear Case BRAVO II SC OEM 8294J02

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO II SC, part number 8294J02. Designed for use with compatible applications.
    8294J02
    SKU:
    8294J02
    Availability:
    Usually Ships within 24hours
    Weight:
    1,072.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • MERCURY OEM GC BRAVO I SC, 8866J01

    Mercury Gear Case BRAVO I SC OEM 8866J01

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO I SC, part number 8866J01. Designed for use with compatible applications.
    8866J01
    SKU:
    8866J01
    Availability:
    Usually Ships within 24hours
    Weight:
    960.00 Ounces
    MSRP: $6,811.43
    $5,789.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,811.43
    $5,789.72
    Subtotal:
  • Total: items /

Adding your products to cart

Prefer to Call? (727) 596-5929