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 Gear Case-BASIC SP OEM 8M0228005
Mercury
MSRP: $2,775.49$2,359.17Genuine Mercury Gear Case-BASIC SP, part number 8M0228005. Designed for use with compatible applications.8M0228005- SKU:
- 8M0228005
- Availability:
- Usually Ships within 24hours
- Weight:
- 608.00 Ounces
MSRP: $2,775.49$2,359.17 -
Mercury Gear Case-BASIC SP CTR OEM 8M0228006
Mercury
MSRP: $2,775.49$2,359.17Genuine Mercury Gear Case-BASIC SP CTR, part number 8M0228006. Designed for use with compatible applications.8M0228006- SKU:
- 8M0228006
- Availability:
- Usually Ships within 24hours
- Weight:
- 624.00 Ounces
MSRP: $2,775.49$2,359.17 -
Mercury Gear Case 5.44 BASIC CH OEM 8M0199871
Mercury
MSRP: $2,770.00$2,354.50Genuine Mercury Gear Case 5.44 BASIC CH, part number 8M0199871. Designed for use with compatible applications.8M0199871- SKU:
- 8M0199871
- Availability:
- Usually Ships within 24hours
- Weight:
- 544.00 Ounces
MSRP: $2,770.00$2,354.50 -
Mercury Gear Case 5.44 BASIC GRE OEM 8M0176878
Mercury
MSRP: $2,770.00$2,354.50Genuine Mercury Gear Case 5.44 BASIC GRE, part number 8M0176878. Designed for use with compatible applications.8M0176878- SKU:
- 8M0176878
- Availability:
- Usually Ships within 24hours
- Weight:
- 560.00 Ounces
MSRP: $2,770.00$2,354.50 -
Mercury Gear Case 5.44 BAS CMBCW OEM 8M0176881
Mercury
MSRP: $2,770.00$2,354.50Genuine Mercury Gear Case 5.44 BAS CMBCW, part number 8M0176881. Designed for use with compatible applications.8M0176881- SKU:
- 8M0176881
- Availability:
- Usually Ships within 24hours
- Weight:
- 560.00 Ounces
MSRP: $2,770.00$2,354.50 -
Mercury Gear Case 5.44 BAS CMBCS OEM 8M0176882
Mercury
MSRP: $2,770.00$2,354.50Genuine Mercury Gear Case 5.44 BAS CMBCS, part number 8M0176882. Designed for use with compatible applications.8M0176882- SKU:
- 8M0176882
- Availability:
- Usually Ships within 24hours
- Weight:
- 576.00 Ounces
MSRP: $2,770.00$2,354.50 -
Mercury Gear Case 5.44 BAS CMB S OEM 8M0176880
Mercury
MSRP: $2,770.00$2,354.50Genuine Mercury Gear Case 5.44 BAS CMB S, part number 8M0176880. Designed for use with compatible applications.8M0176880- SKU:
- 8M0176880
- Availability:
- Usually Ships within 24hours
- Weight:
- 544.00 Ounces
MSRP: $2,770.00$2,354.50 -
Mercury Gear Case BASIC-CTR OEM 8M0228004
Mercury
MSRP: $2,759.49$2,345.57Genuine Mercury Gear Case BASIC-CTR, part number 8M0228004. Designed for use with compatible applications.8M0228004- SKU:
- 8M0228004
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $2,759.49$2,345.57 -
Mercury Gear Case BASIC STD OEM 8M0228003
Mercury
MSRP: $2,759.49$2,345.57Genuine Mercury Gear Case BASIC STD, part number 8M0228003. Designed for use with compatible applications.8M0228003- SKU:
- 8M0228003
- Availability:
- Usually Ships within 24hours
- Weight:
- 624.00 Ounces
MSRP: $2,759.49$2,345.57 -
Mercury GEAR HOUSING-FM OEM 859399T24
Mercury
MSRP: $2,730.00$2,320.50Genuine Mercury GEAR HOUSING-FM, part number 859399T24. Designed for use with compatible applications.859399T24- SKU:
- 859399T24
- Availability:
- Usually Ships within 24hours
- Weight:
- 412.50 Ounces
MSRP: $2,730.00$2,320.50 -
Mercury GEAR HOUSING-TM OEM 840470T5
Mercury
MSRP: $2,695.00$2,290.75Genuine Mercury GEAR HOUSING-TM, part number 840470T5. Designed for use with compatible applications.840470T5- SKU:
- 840470T5
- Availability:
- Usually Ships within 24hours
- Weight:
- 444.00 Ounces
MSRP: $2,695.00$2,290.75 -
Mercury GEARCASE-BASIC OEM 8M0190046
Mercury
MSRP: $2,642.99$2,246.54Genuine Mercury GEARCASE-BASIC, part number 8M0190046. Designed for use with compatible applications.8M0190046- SKU:
- 8M0190046
- Availability:
- Usually Ships within 24hours
- Weight:
- 528.00 Ounces
MSRP: $2,642.99$2,246.54 -
Mercury GEARCASE-BASIC OEM 8M0228058
Mercury
MSRP: $2,547.99$2,165.79Genuine Mercury GEARCASE-BASIC, part number 8M0228058. Designed for use with compatible applications.8M0228058- SKU:
- 8M0228058
- Availability:
- Usually Ships within 24hours
- Weight:
- 464.00 Ounces
MSRP: $2,547.99$2,165.79 -
Mercury DRIVESHAFT ASSY OEM 8M0231568
Mercury
MSRP: $2,488.99$2,115.64Genuine Mercury DRIVESHAFT ASSY, part number 8M0231568. Designed for use with compatible applications.8M0231568- SKU:
- 8M0231568
- Availability:
- Usually Ships within 24hours
- Weight:
- 217.12 Ounces
MSRP: $2,488.99$2,115.64 -
Mercury Gear Case 25/30 4S XL OEM 8M0157393
Mercury
MSRP: $2,357.15$2,003.58Genuine Mercury Gear Case 25/30 4S XL, part number 8M0157393. Designed for use with compatible applications.8M0157393- SKU:
- 8M0157393
- Availability:
- Usually Ships within 24hours
- Weight:
- 400.00 Ounces
MSRP: $2,357.15$2,003.58 -
Mercury Gear Case 25/30 2S LG OEM 8M0070908
Mercury
MSRP: $2,357.15$2,003.58Genuine Mercury Gear Case 25/30 2S LG, part number 8M0070908. Designed for use with compatible applications.8M0070908- SKU:
- 8M0070908
- Availability:
- Usually Ships within 24hours
- Weight:
- 385.60 Ounces
MSRP: $2,357.15$2,003.58 -
Mercury Gear Case 25/30 2S SH OEM 8M0070907
Mercury
MSRP: $2,357.15$2,003.58Genuine Mercury Gear Case 25/30 2S SH, part number 8M0070907. Designed for use with compatible applications.8M0070907- SKU:
- 8M0070907
- Availability:
- Usually Ships within 24hours
- Weight:
- 368.00 Ounces
MSRP: $2,357.15$2,003.58 -
Mercury Gear Case 25/30 4S LG OEM 8M0070900
Mercury
MSRP: $2,357.15$2,003.58Genuine Mercury Gear Case 25/30 4S LG, part number 8M0070900. Designed for use with compatible applications.8M0070900- SKU:
- 8M0070900
- Availability:
- Usually Ships within 24hours
- Weight:
- 384.00 Ounces
MSRP: $2,357.15$2,003.58 -
Mercury Gear Case 25/30 4S SH OEM 8M0070899
Mercury
MSRP: $2,357.15$2,003.58Genuine Mercury Gear Case 25/30 4S SH, part number 8M0070899. Designed for use with compatible applications.8M0070899- SKU:
- 8M0070899
- Availability:
- Usually Ships within 24hours
- Weight:
- 368.00 Ounces
MSRP: $2,357.15$2,003.58 -
Mercury MOTOR LOWER UNIT OEM 8M0204463
Mercury
MSRP: $2,216.99$1,884.44Genuine Mercury MOTOR LOWER UNIT, part number 8M0204463. Designed for use with compatible applications.8M0204463- SKU:
- 8M0204463
- Availability:
- Usually Ships within 24hours
- Weight:
- 184.16 Ounces
MSRP: $2,216.99$1,884.44
Prefer to Call? (727) 596-5929