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 CL SILVER C, 8M0228034

    Mercury Gear Case CL SILVER C OEM 8M0228034

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case CL SILVER C, part number 8M0228034. Designed for use with compatible applications.
    8M0228034
    SKU:
    8M0228034
    Availability:
    Usually Ships within 24hours
    Weight:
    1,120.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC LONG SILVER C, 8M0228033

    Mercury Gear Case LONG SILVER C OEM 8M0228033

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case LONG SILVER C, part number 8M0228033. Designed for use with compatible applications.
    8M0228033
    SKU:
    8M0228033
    Availability:
    Usually Ships within 24hours
    Weight:
    1,120.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC SP CL SILV, 8M0228028

    Mercury Gear Case SP CL SILV OEM 8M0228028

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case SP CL SILV, part number 8M0228028. Designed for use with compatible applications.
    8M0228028
    SKU:
    8M0228028
    Availability:
    Usually Ships within 24hours
    Weight:
    512.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC VER L SILVER, 8M0228009

    Mercury Gear Case VER L SILVER OEM 8M0228009

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case VER L SILVER, part number 8M0228009. Designed for use with compatible applications.
    8M0228009
    SKU:
    8M0228009
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC VER 1.85 L, 8M0117259

    Mercury Gear Case VER 1.85 L OEM 8M0117259

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case VER 1.85 L, part number 8M0117259. Designed for use with compatible applications.
    8M0117259
    SKU:
    8M0117259
    Availability:
    Usually Ships within 24hours
    Weight:
    1,192.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC CL SILVER, 8M0117279

    Mercury Gear Case CL SILVER OEM 8M0117279

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case CL SILVER, part number 8M0117279. Designed for use with compatible applications.
    8M0117279
    SKU:
    8M0117279
    Availability:
    Usually Ships within 24hours
    Weight:
    1,152.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC-L6 B 185L CL, 8M0117272

    Mercury Gear Case-L6 B 185L CL OEM 8M0117272

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case-L6 B 185L CL, part number 8M0117272. Designed for use with compatible applications.
    8M0117272
    SKU:
    8M0117272
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC CXXL SP BLK, 8M0142322

    Mercury Gear Case CXXL SP BLK OEM 8M0142322

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case CXXL SP BLK, part number 8M0142322. Designed for use with compatible applications.
    8M0142322
    SKU:
    8M0142322
    Availability:
    Usually Ships within 24hours
    Weight:
    1,184.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC L SP BLK, 8M0142317

    Mercury Gear Case L SP BLK OEM 8M0142317

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case L SP BLK, part number 8M0142317. Designed for use with compatible applications.
    8M0142317
    SKU:
    8M0142317
    Availability:
    Usually Ships within 24hours
    Weight:
    1,120.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC CL SP BLK, 8M0142318

    Mercury Gear Case CL SP BLK OEM 8M0142318

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case CL SP BLK, part number 8M0142318. Designed for use with compatible applications.
    8M0142318
    SKU:
    8M0142318
    Availability:
    Usually Ships within 24hours
    Weight:
    1,152.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC VER XL SILVER, 8M0117267

    Mercury Gear Case VER XL SILVER OEM 8M0117267

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case VER XL SILVER, part number 8M0117267. Designed for use with compatible applications.
    8M0117267
    SKU:
    8M0117267
    Availability:
    Usually Ships within 24hours
    Weight:
    1,296.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC-L6 B 185L CXXL, 8M0117274

    Mercury Gear Case-L6 B 185L CXXL OEM 8M0117274

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case-L6 B 185L CXXL, part number 8M0117274. Designed for use with compatible applications.
    8M0117274
    SKU:
    8M0117274
    Availability:
    Usually Ships within 24hours
    Weight:
    1,216.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC VER 1.85 XXL, 8M0117261

    Mercury Gear Case VER 1.85 XXL OEM 8M0117261

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case VER 1.85 XXL, part number 8M0117261. Designed for use with compatible applications.
    8M0117261
    SKU:
    8M0117261
    Availability:
    Usually Ships within 24hours
    Weight:
    1,216.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC VER 1.85 XL, 8M0117260

    Mercury Gear Case VER 1.85 XL OEM 8M0117260

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case VER 1.85 XL, part number 8M0117260. Designed for use with compatible applications.
    8M0117260
    SKU:
    8M0117260
    Availability:
    Usually Ships within 24hours
    Weight:
    1,200.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC VER XXL SILVER, 8M0117268

    Mercury Gear Case VER XXL SILVER OEM 8M0117268

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case VER XXL SILVER, part number 8M0117268. Designed for use with compatible applications.
    8M0117268
    SKU:
    8M0117268
    Availability:
    Usually Ships within 24hours
    Weight:
    1,216.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC CXXL SILVER, 8M0117281

    Mercury Gear Case CXXL SILVER OEM 8M0117281

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case CXXL SILVER, part number 8M0117281. Designed for use with compatible applications.
    8M0117281
    SKU:
    8M0117281
    Availability:
    Usually Ships within 24hours
    Weight:
    1,232.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC-L6 S 185L CXL, 8M0117280

    Mercury Gear Case-L6 S 185L CXL OEM 8M0117280

    Mercury

    MSRP: $11,250.00
    $9,562.50
    Genuine Mercury Gear Case-L6 S 185L CXL, part number 8M0117280. Designed for use with compatible applications.
    8M0117280
    SKU:
    8M0117280
    Availability:
    Usually Ships within 24hours
    Weight:
    1,312.00 Ounces
    MSRP: $11,250.00
    $9,562.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,250.00
    $9,562.50
    Subtotal:
  • MERCURY OEM GC 500-600 BASIC, 8M0174565

    Mercury Gear Case 500-600 BASIC OEM 8M0174565

    Mercury

    MSRP: $11,136.99
    $9,466.44
    Genuine Mercury Gear Case 500-600 BASIC, part number 8M0174565. Designed for use with compatible applications.
    8M0174565
    SKU:
    8M0174565
    Availability:
    Usually Ships within 24hours
    Weight:
    1,088.00 Ounces
    MSRP: $11,136.99
    $9,466.44
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11,136.99
    $9,466.44
    Subtotal:
  • MERCURY OEM GC 5.44 CXXL 1.6W, 8M0236167

    Mercury Gear Case 5.44 CXXL 1.6W OEM 8M0236167

    Mercury

    MSRP: $10,980.00
    $9,333.00
    Genuine Mercury Gear Case 5.44 CXXL 1.6W, part number 8M0236167. Designed for use with compatible applications.
    8M0236167
    SKU:
    8M0236167
    Availability:
    Usually Ships within 24hours
    Weight:
    1,104.00 Ounces
    MSRP: $10,980.00
    $9,333.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $10,980.00
    $9,333.00
    Subtotal:
  • MERCURY OEM GC 5.44 XXL 1.6 W, 8M0236148

    Mercury Gear Case 5.44 XXL 1.6 W OEM 8M0236148

    Mercury

    MSRP: $10,980.00
    $9,333.00
    Genuine Mercury Gear Case 5.44 XXL 1.6 W, part number 8M0236148. Designed for use with compatible applications.
    8M0236148
    SKU:
    8M0236148
    Availability:
    Usually Ships within 24hours
    Weight:
    1,360.00 Ounces
    MSRP: $10,980.00
    $9,333.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $10,980.00
    $9,333.00
    Subtotal:
  • Total: items /

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