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 3L DFI LONG OEM 8M0236250
Mercury
MSRP: $6,607.15$5,616.08Genuine 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 -
Mercury Gear Case SM BAS CMB C S OEM 8M0159715
Mercury
MSRP: $6,490.00$5,516.50Genuine 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 -
Mercury Gear Case SM BASIC CMB S OEM 8M0159713
Mercury
MSRP: $6,490.00$5,516.50Genuine 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 -
Mercury Gear Case SM BASIC GREY OEM 8M0159711
Mercury
MSRP: $6,450.00$5,482.50Genuine 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 -
Mercury Gear Case SM BAS CMB C OEM 8M0187438
Mercury
MSRP: $6,165.00$5,240.25Genuine 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 -
Mercury MOTOR LOWER UNIT OEM 8M0230338
Mercury
MSRP: $6,029.99$5,125.49Genuine 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 -
Mercury MOTOR LOWER UNIT OEM 8M0230337
Mercury
MSRP: $6,018.99$5,116.14Genuine 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 -
Mercury MOTOR LOWER UNIT OEM 8M0230336
Mercury
MSRP: $6,006.99$5,105.94Genuine 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 -
Mercury Gear Case SM CMB C SILV OEM 8M0174033
Mercury
MSRP: $5,545.00$4,713.25Genuine Mercury Gear Case SM CMB C SILV, part number 8M0174033. Designed for use with compatible applications.8M0174033- SKU:
- 8M0174033
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $5,545.00$4,713.25 -
Mercury GEAR HOUSING-SM OEM 840306T3
Mercury
MSRP: $5,345.00$4,543.25Genuine Mercury GEAR HOUSING-SM, part number 840306T3. Designed for use with compatible applications.840306T3- SKU:
- 840306T3
- Availability:
- Usually Ships within 24hours
- Weight:
- 640.00 Ounces
MSRP: $5,345.00$4,543.25 -
Mercury GEAR HOUSING-SM OEM 840307T3
Mercury
MSRP: $5,345.00$4,543.25Genuine Mercury GEAR HOUSING-SM, part number 840307T3. Designed for use with compatible applications.840307T3- SKU:
- 840307T3
- Availability:
- Usually Ships within 24hours
- Weight:
- 464.00 Ounces
MSRP: $5,345.00$4,543.25 -
Mercury GEAR HOUSING ASSY OEM 8M0176565
Mercury
MSRP: $5,196.97$4,417.42Genuine Mercury GEAR HOUSING ASSY, part number 8M0176565. Designed for use with compatible applications.8M0176565- SKU:
- 8M0176565
- Availability:
- Usually Ships within 24hours
- Weight:
- 186.88 Ounces
MSRP: $5,196.97$4,417.42 -
Mercury CPO Gear Case V8-175-CXL OEM 8M0159738
Mercury
MSRP: $4,956.25$4,212.81Genuine Mercury CPO Gear Case V8-175-CXL, part number 8M0159738. Designed for use with compatible applications.8M0159738- SKU:
- 8M0159738
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,104.00 Ounces
MSRP: $4,956.25$4,212.81 -
Mercury CPO Gear Case V8-175-XXL OEM 8M0159739
Mercury
MSRP: $4,956.25$4,212.81Genuine Mercury CPO Gear Case V8-175-XXL, part number 8M0159739. Designed for use with compatible applications.8M0159739- SKU:
- 8M0159739
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,168.00 Ounces
MSRP: $4,956.25$4,212.81 -
Mercury CPO Gear Case V8-175-CXX OEM 8M0159740
Mercury
MSRP: $4,956.25$4,212.81Genuine Mercury CPO Gear Case V8-175-CXX, part number 8M0159740. Designed for use with compatible applications.8M0159740- SKU:
- 8M0159740
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,200.00 Ounces
MSRP: $4,956.25$4,212.81 -
Mercury Gear Case ASY-L SLVR CT OEM 8M0227982
Mercury
MSRP: $4,950.00$4,207.50Genuine Mercury Gear Case ASY-L SLVR CT, part number 8M0227982. Designed for use with compatible applications.8M0227982- SKU:
- 8M0227982
- Availability:
- Usually Ships within 24hours
- Weight:
- 956.80 Ounces
MSRP: $4,950.00$4,207.50 -
Mercury Gear Case ASY-XL SLVR CT OEM 8M0227983
Mercury
MSRP: $4,950.00$4,207.50Genuine Mercury Gear Case ASY-XL SLVR CT, part number 8M0227983. Designed for use with compatible applications.8M0227983- SKU:
- 8M0227983
- Availability:
- Usually Ships within 24hours
- Weight:
- 944.00 Ounces
MSRP: $4,950.00$4,207.50 -
Mercury Gear Case ASSY-L SLVR ST OEM 8M0227980
Mercury
MSRP: $4,950.00$4,207.50Genuine Mercury Gear Case ASSY-L SLVR ST, part number 8M0227980. Designed for use with compatible applications.8M0227980- SKU:
- 8M0227980
- Availability:
- Usually Ships within 24hours
- Weight:
- 976.00 Ounces
MSRP: $4,950.00$4,207.50 -
Mercury Gear Case ASY-XL SLVR ST OEM 8M0227981
Mercury
MSRP: $4,950.00$4,207.50Genuine Mercury Gear Case ASY-XL SLVR ST, part number 8M0227981. Designed for use with compatible applications.8M0227981- SKU:
- 8M0227981
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,040.00 Ounces
MSRP: $4,950.00$4,207.50 -
Mercury Gear Case BASIC SILVER OEM 8M0228040
Mercury
MSRP: $4,828.49$4,104.22Genuine Mercury Gear Case BASIC SILVER, part number 8M0228040. Designed for use with compatible applications.8M0228040- SKU:
- 8M0228040
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,424.00 Ounces
MSRP: $4,828.49$4,104.22
Prefer to Call? (727) 596-5929