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 BRAVO I DWP, 8866A63

    Mercury Gear Case BRAVO I DWP OEM 8866A63

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO I DWP, part number 8866A63. Designed for use with compatible applications.
    8866A63
    SKU:
    8866A63
    Availability:
    Usually Ships within 24hours
    Weight:
    976.00 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, 8294A19

    Mercury Gear Case BRAVO II OEM 8294A19

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO II, part number 8294A19. Designed for use with compatible applications.
    8294A19
    SKU:
    8294A19
    Availability:
    Usually Ships within 24hours
    Weight:
    1,152.00 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, 8294A16

    Mercury Gear Case BRAVO II OEM 8294A16

    Mercury

    MSRP: $6,811.43
    $5,789.72
    Genuine Mercury Gear Case BRAVO II, part number 8294A16. Designed for use with compatible applications.
    8294A16
    SKU:
    8294A16
    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 450R SM BASIC, 8M0187436

    Mercury Gear Case 450R SM BASIC OEM 8M0187436

    Mercury

    MSRP: $6,740.00
    $5,729.00
    Genuine Mercury Gear Case 450R SM BASIC, part number 8M0187436. Designed for use with compatible applications.
    8M0187436
    SKU:
    8M0187436
    Availability:
    Usually Ships within 24hours
    Weight:
    640.00 Ounces
    MSRP: $6,740.00
    $5,729.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,740.00
    $5,729.00
    Subtotal:
  • MERCURY OEM GC 150 XL SEAPRO, 8M0236153

    Mercury Gear Case 150 XL SEAPRO OEM 8M0236153

    Mercury

    MSRP: $6,678.55
    $5,676.77
    Genuine Mercury Gear Case 150 XL SEAPRO, part number 8M0236153. Designed for use with compatible applications.
    8M0236153
    SKU:
    8M0236153
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $6,678.55
    $5,676.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,678.55
    $5,676.77
    Subtotal:
  • MERCURY OEM GC 150 L SEAPRO, 8M0236152

    Mercury Gear Case 150 L SEAPRO OEM 8M0236152

    Mercury

    MSRP: $6,678.55
    $5,676.77
    Genuine Mercury Gear Case 150 L SEAPRO, part number 8M0236152. Designed for use with compatible applications.
    8M0236152
    SKU:
    8M0236152
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $6,678.55
    $5,676.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,678.55
    $5,676.77
    Subtotal:
  • MERCURY OEM GC 150 PROXS L, 8M0236235

    Mercury Gear Case 150 PROXS L OEM 8M0236235

    Mercury

    MSRP: $6,678.55
    $5,676.77
    Genuine Mercury Gear Case 150 PROXS L, part number 8M0236235. Designed for use with compatible applications.
    8M0236235
    SKU:
    8M0236235
    Availability:
    Usually Ships within 24hours
    Weight:
    960.00 Ounces
    MSRP: $6,678.55
    $5,676.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,678.55
    $5,676.77
    Subtotal:
  • MERCURY OEM GC ASSY-XL SILVER, 8M0236236

    Mercury Gear Case ASSY-XL SILVER OEM 8M0236236

    Mercury

    MSRP: $6,678.55
    $5,676.77
    Genuine Mercury Gear Case ASSY-XL SILVER, part number 8M0236236. Designed for use with compatible applications.
    8M0236236
    SKU:
    8M0236236
    Availability:
    Usually Ships within 24hours
    Weight:
    1,056.00 Ounces
    MSRP: $6,678.55
    $5,676.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,678.55
    $5,676.77
    Subtotal:
  • MERCURY OEM GC 150 4S EFI S C, 8M0230765

    Mercury Gear Case 150 4S EFI S C OEM 8M0230765

    Mercury

    MSRP: $6,678.55
    $5,676.77
    Genuine Mercury Gear Case 150 4S EFI S C, part number 8M0230765. Designed for use with compatible applications.
    8M0230765
    SKU:
    8M0230765
    Availability:
    Usually Ships within 24hours
    Weight:
    1,040.00 Ounces
    MSRP: $6,678.55
    $5,676.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,678.55
    $5,676.77
    Subtotal:
  • MERCURY OEM GC 150 4S EFI S X, 8M0230764

    Mercury Gear Case 150 4S EFI S X OEM 8M0230764

    Mercury

    MSRP: $6,678.55
    $5,676.77
    Genuine Mercury Gear Case 150 4S EFI S X, part number 8M0230764. Designed for use with compatible applications.
    8M0230764
    SKU:
    8M0230764
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $6,678.55
    $5,676.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,678.55
    $5,676.77
    Subtotal:
  • MERCURY OEM GC 150 4S EFI S L, 8M0230763

    Mercury Gear Case 150 4S EFI S L OEM 8M0230763

    Mercury

    MSRP: $6,678.55
    $5,676.77
    Genuine Mercury Gear Case 150 4S EFI S L, part number 8M0230763. Designed for use with compatible applications.
    8M0230763
    SKU:
    8M0230763
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $6,678.55
    $5,676.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,678.55
    $5,676.77
    Subtotal:
  • MERCURY OEM GC 150SEAPRO CXL, 8M0187303

    Mercury Gear Case 150SEAPRO CXL OEM 8M0187303

    Mercury

    MSRP: $6,678.55
    $5,676.77
    Genuine Mercury Gear Case 150SEAPRO CXL, part number 8M0187303. Designed for use with compatible applications.
    8M0187303
    SKU:
    8M0187303
    Availability:
    Usually Ships within 24hours
    Weight:
    992.00 Ounces
    MSRP: $6,678.55
    $5,676.77
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,678.55
    $5,676.77
    Subtotal:
  • MERCURY OEM GC 3L DFI LONG, 8M0236250

    Mercury Gear Case 3L DFI LONG OEM 8M0236250

    Mercury

    MSRP: $6,607.15
    $5,616.08
    Genuine Mercury Gear Case 3L DFI LONG, part number 8M0236250. Designed for use with compatible applications.
    8M0236250
    SKU:
    8M0236250
    Availability:
    Usually Ships within 24hours
    Weight:
    1,008.00 Ounces
    MSRP: $6,607.15
    $5,616.08
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,607.15
    $5,616.08
    Subtotal:
  • MERCURY OEM GC SM BAS CMB C S, 8M0159715

    Mercury Gear Case SM BAS CMB C S OEM 8M0159715

    Mercury

    MSRP: $6,490.00
    $5,516.50
    Genuine Mercury Gear Case SM BAS CMB C S, part number 8M0159715. Designed for use with compatible applications.
    8M0159715
    SKU:
    8M0159715
    Availability:
    Usually Ships within 24hours
    Weight:
    624.00 Ounces
    MSRP: $6,490.00
    $5,516.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,490.00
    $5,516.50
    Subtotal:
  • MERCURY OEM GC SM BASIC CMB S, 8M0159713

    Mercury Gear Case SM BASIC CMB S OEM 8M0159713

    Mercury

    MSRP: $6,490.00
    $5,516.50
    Genuine Mercury Gear Case SM BASIC CMB S, part number 8M0159713. Designed for use with compatible applications.
    8M0159713
    SKU:
    8M0159713
    Availability:
    Usually Ships within 24hours
    Weight:
    608.00 Ounces
    MSRP: $6,490.00
    $5,516.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,490.00
    $5,516.50
    Subtotal:
  • MERCURY OEM GC SM BASIC GREY, 8M0159711

    Mercury Gear Case SM BASIC GREY OEM 8M0159711

    Mercury

    MSRP: $6,450.00
    $5,482.50
    Genuine Mercury Gear Case SM BASIC GREY, part number 8M0159711. Designed for use with compatible applications.
    8M0159711
    SKU:
    8M0159711
    Availability:
    Usually Ships within 24hours
    Weight:
    656.00 Ounces
    MSRP: $6,450.00
    $5,482.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,450.00
    $5,482.50
    Subtotal:
  • MERCURY OEM GC SM BAS CMB C, 8M0187438

    Mercury Gear Case SM BAS CMB C OEM 8M0187438

    Mercury

    MSRP: $6,165.00
    $5,240.25
    Genuine Mercury Gear Case SM BAS CMB C, part number 8M0187438. Designed for use with compatible applications.
    8M0187438
    SKU:
    8M0187438
    Availability:
    Usually Ships within 24hours
    Weight:
    656.00 Ounces
    MSRP: $6,165.00
    $5,240.25
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,165.00
    $5,240.25
    Subtotal:
  • MERCURY OEM MOTOR LOWER UNIT, 8M0230338

    Mercury MOTOR LOWER UNIT OEM 8M0230338

    Mercury

    MSRP: $6,029.99
    $5,125.49
    Genuine Mercury MOTOR LOWER UNIT, part number 8M0230338. Designed for use with compatible applications.
    8M0230338
    SKU:
    8M0230338
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $6,029.99
    $5,125.49
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,029.99
    $5,125.49
    Subtotal:
  • MERCURY OEM MOTOR LOWER UNIT, 8M0230337

    Mercury MOTOR LOWER UNIT OEM 8M0230337

    Mercury

    MSRP: $6,018.99
    $5,116.14
    Genuine Mercury MOTOR LOWER UNIT, part number 8M0230337. Designed for use with compatible applications.
    8M0230337
    SKU:
    8M0230337
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $6,018.99
    $5,116.14
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,018.99
    $5,116.14
    Subtotal:
  • MERCURY OEM MOTOR LOWER UNIT, 8M0230336

    Mercury MOTOR LOWER UNIT OEM 8M0230336

    Mercury

    MSRP: $6,006.99
    $5,105.94
    Genuine Mercury MOTOR LOWER UNIT, part number 8M0230336. Designed for use with compatible applications.
    8M0230336
    SKU:
    8M0230336
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $6,006.99
    $5,105.94
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $6,006.99
    $5,105.94
    Subtotal:
  • Total: items /

Adding your products to cart

Prefer to Call? (727) 596-5929