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 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 -
Mercury Gear Case BASIC SIL CAM OEM 8M0228042
Mercury
MSRP: $4,619.99$3,926.99Genuine Mercury Gear Case BASIC SIL CAM, part number 8M0228042. Designed for use with compatible applications.8M0228042- SKU:
- 8M0228042
- Availability:
- Usually Ships within 24hours
- Weight:
- 512.00 Ounces
MSRP: $4,619.99$3,926.99 -
Mercury Gear Case BASIC SIL CAM OEM 8M0228043
Mercury
MSRP: $4,584.99$3,897.24Genuine Mercury Gear Case BASIC SIL CAM, part number 8M0228043. Designed for use with compatible applications.8M0228043- SKU:
- 8M0228043
- Availability:
- Usually Ships within 24hours
- Weight:
- 512.00 Ounces
MSRP: $4,584.99$3,897.24 -
Mercury Gear Case-BASIC CHMBR CF OEM 8M0219311
Mercury
MSRP: $4,525.00$3,846.25Genuine Mercury Gear Case-BASIC CHMBR CF, part number 8M0219311. Designed for use with compatible applications.8M0219311- SKU:
- 8M0219311
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $4,525.00$3,846.25 -
Mercury Gear Case-BASIC STD CF OEM 8M0219309
Mercury
MSRP: $4,525.00$3,846.25Genuine Mercury Gear Case-BASIC STD CF, part number 8M0219309. Designed for use with compatible applications.8M0219309- SKU:
- 8M0219309
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $4,525.00$3,846.25 -
Mercury Gear Case-BASIC CHMBR CF OEM 8M0219307
Mercury
MSRP: $4,525.00$3,846.25Genuine Mercury Gear Case-BASIC CHMBR CF, part number 8M0219307. Designed for use with compatible applications.8M0219307- SKU:
- 8M0219307
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $4,525.00$3,846.25 -
Mercury Gear Case-BASIC STD CF OEM 8M0219305
Mercury
MSRP: $4,525.00$3,846.25Genuine Mercury Gear Case-BASIC STD CF, part number 8M0219305. Designed for use with compatible applications.8M0219305- SKU:
- 8M0219305
- Availability:
- Usually Ships within 24hours
- Weight:
- 672.00 Ounces
MSRP: $4,525.00$3,846.25 -
Mercury Gear Case-BRV 4S-BASIC OEM 8M0174812
Mercury
MSRP: $4,359.50$3,705.58Genuine Mercury Gear Case-BRV 4S-BASIC, part number 8M0174812. Designed for use with compatible applications.8M0174812- SKU:
- 8M0174812
- Availability:
- Usually Ships within 24hours
- Weight:
- 544.00 Ounces
MSRP: $4,359.50$3,705.58 -
Mercury Gear Case SEAPRO X LONG OEM 8M0118188
Mercury
MSRP: $4,292.85$3,648.92Genuine Mercury Gear Case SEAPRO X LONG, part number 8M0118188. Designed for use with compatible applications.8M0118188- SKU:
- 8M0118188
- Availability:
- Usually Ships within 24hours
- Weight:
- 992.00 Ounces
MSRP: $4,292.85$3,648.92
Prefer to Call? (727) 596-5929