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
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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 -
Mercury Gear Case 9.9-15-18 2S L OEM 8M0070904
Mercury
MSRP: $2,192.85$1,863.92Genuine Mercury Gear Case 9.9-15-18 2S L, part number 8M0070904. Designed for use with compatible applications.8M0070904- SKU:
- 8M0070904
- Availability:
- Usually Ships within 24hours
- Weight:
- 294.40 Ounces
MSRP: $2,192.85$1,863.92 -
Mercury Tiller Handle Kit 12022A40
Mercury
MSRP: $2,134.49$1,814.32Mercury Tiller Handle Kit 12022A40 Genuine Mercury tiller handle kit designed for select Mercury outboard applications. The tiller handle provides convenient steering and throttle control directly from the outboard, making it an important component for...12022A40- SKU:
- 12022A40
- Availability:
- Usually Ships within 24hours
- Weight:
- 224.00 Ounces
MSRP: $2,134.49$1,814.32 -
Mercury GEARCASE-BASIC CT OEM 8M0227984
Mercury
MSRP: $2,075.49$1,764.17Genuine Mercury GEARCASE-BASIC CT, part number 8M0227984. Designed for use with compatible applications.8M0227984- SKU:
- 8M0227984
- Availability:
- Usually Ships within 24hours
- Weight:
- 448.00 Ounces
MSRP: $2,075.49$1,764.17 -
Mercury GEARCASE-BASIC ST OEM 8M0227985
Mercury
MSRP: $2,075.49$1,764.17Genuine Mercury GEARCASE-BASIC ST, part number 8M0227985. Designed for use with compatible applications.8M0227985- SKU:
- 8M0227985
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $2,075.49$1,764.17 -
Mercury GEARCASE-BASIC ST OEM 8M0145316
Mercury
MSRP: $2,075.49$1,764.17Genuine Mercury GEARCASE-BASIC ST, part number 8M0145316. Designed for use with compatible applications.8M0145316- SKU:
- 8M0145316
- Availability:
- Usually Ships within 24hours
- Weight:
- 452.00 Ounces
MSRP: $2,075.49$1,764.17 -
Mercury Gear Case GENII -BASIC OEM 815822A36
Mercury
MSRP: $1,942.99$1,651.54Genuine Mercury Gear Case GENII -BASIC, part number 815822A36. Designed for use with compatible applications.815822A36- SKU:
- 815822A36
- Availability:
- Usually Ships within 24hours
- Weight:
- 404.80 Ounces
MSRP: $1,942.99$1,651.54 -
Mercury Gear Case GENII -BASIC OEM 815822A30
Mercury
MSRP: $1,799.99$1,529.99Genuine Mercury Gear Case GENII -BASIC, part number 815822A30. Designed for use with compatible applications.815822A30- SKU:
- 815822A30
- Availability:
- Usually Ships within 24hours
- Weight:
- 384.00 Ounces
MSRP: $1,799.99$1,529.99 -
Mercury GEARCASE-BASIC OEM 8M0091538
Mercury
MSRP: $1,797.99$1,528.29Genuine Mercury GEARCASE-BASIC, part number 8M0091538. Designed for use with compatible applications.8M0091538- SKU:
- 8M0091538
- Availability:
- Usually Ships within 24hours
- Weight:
- 448.00 Ounces
MSRP: $1,797.99$1,528.29 -
Mercury GEAR HOUSING BLK OEM 9148T93
Mercury
MSRP: $1,791.49$1,522.77Genuine Mercury GEAR HOUSING BLK, part number 9148T93. Designed for use with compatible applications.9148T93- SKU:
- 9148T93
- Availability:
- Usually Ships within 24hours
- Weight:
- 449.60 Ounces
MSRP: $1,791.49$1,522.77 -
Mercury GEAR HOUSING OEM 9760T42
Mercury
MSRP: $1,749.99$1,487.49Genuine Mercury GEAR HOUSING, part number 9760T42. Designed for use with compatible applications.9760T42- SKU:
- 9760T42
- Availability:
- Usually Ships within 24hours
- Weight:
- 292.80 Ounces
MSRP: $1,749.99$1,487.49 -
Mercury Gear Case 15-20 4S S OEM 8M0172923
Mercury
MSRP: $1,721.45$1,463.23Genuine Mercury Gear Case 15-20 4S S, part number 8M0172923. Designed for use with compatible applications.8M0172923- SKU:
- 8M0172923
- Availability:
- Usually Ships within 24hours
- Weight:
- 320.00 Ounces
MSRP: $1,721.45$1,463.23 -
Mercury Gear Case 15-20 4S XL OEM 8M0172929
Mercury
MSRP: $1,721.45$1,463.23Genuine Mercury Gear Case 15-20 4S XL, part number 8M0172929. Designed for use with compatible applications.8M0172929- SKU:
- 8M0172929
- Availability:
- Usually Ships within 24hours
- Weight:
- 336.00 Ounces
MSRP: $1,721.45$1,463.23 -
Mercury Gear Case 15-20 4S S OEM 8M0163174
Mercury
MSRP: $1,721.45$1,463.23Genuine Mercury Gear Case 15-20 4S S, part number 8M0163174. Designed for use with compatible applications.8M0163174- SKU:
- 8M0163174
- Availability:
- Usually Ships within 24hours
- Weight:
- 304.00 Ounces
MSRP: $1,721.45$1,463.23 -
Mercury Gear Case 15/20 4S XL OEM 8M0070898
Mercury
MSRP: $1,721.45$1,463.23Genuine Mercury Gear Case 15/20 4S XL, part number 8M0070898. Designed for use with compatible applications.8M0070898- SKU:
- 8M0070898
- Availability:
- Usually Ships within 24hours
- Weight:
- 336.00 Ounces
MSRP: $1,721.45$1,463.23 -
Mercury Gear Case 15/20 4S LG OEM 8M0070897
Mercury
MSRP: $1,721.45$1,463.23Genuine Mercury Gear Case 15/20 4S LG, part number 8M0070897. Designed for use with compatible applications.8M0070897- SKU:
- 8M0070897
- Availability:
- Usually Ships within 24hours
- Weight:
- 320.00 Ounces
MSRP: $1,721.45$1,463.23 -
Mercury Gear Case 15/20 4S SH OEM 8M0070896
Mercury
MSRP: $1,721.45$1,463.23Genuine Mercury Gear Case 15/20 4S SH, part number 8M0070896. Designed for use with compatible applications.8M0070896- SKU:
- 8M0070896
- Availability:
- Usually Ships within 24hours
- Weight:
- 288.00 Ounces
MSRP: $1,721.45$1,463.23
Prefer to Call? (727) 596-5929