Lower Units & Gearcases
Shop genuine Mercury lower units, complete gearcase assemblies, and replacement gearcase components for a variety of Mercury outboard applications. Find OEM gearcases and related components designed for proper fitment and reliable performance.
Mercury gearcase fitment can vary by engine serial number, model, shaft length, gear ratio, rotation, and application. If you're not sure which lower unit you need, visit our Lower Unit & Gearcase Guide to learn more about fitment and replacement options.
Need help confirming fitment? Have your engine serial number ready and contact our team at (727) 596-5929.
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On Sale
Mercury Gear Case SP XXL SILV OEM 8M0235844
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Genuine Mercury Gear Case SP XXL SILV, part number 8M0235844. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 8M0142333, 8M0228031.8M0235844- SKU:
- 8M0235844
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury L6 Verado 1.85:1 Counter-Rotation X-Long Complete Gearcase 8M0236293
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury L6 Verado 1.85:1 Counter-Rotation X-Long Complete Gearcase 8M0236293 is a genuine Mercury OEM complete gearcase assembly. This L6 Verado gearcase has a 1.85:1 gear ratio, counter rotation,...8M0236293- SKU:
- 8M0236293
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
Mercury V8 Torque Master Complete Gearcase 8M0235833
Mercury
MSRP: $11,250.00$9,562.50Mercury V8 Torque Master Complete Gearcase 8M0235833 is a genuine Mercury Marine OEM complete replacement lower unit for the compatible applications listed below.This is an assembled replacement...8M0235833- SKU:
- 8M0235833
- Availability:
- Usually Ships within 24hours
- Weight:
- 944.00 Ounces
MSRP: $11,250.00$9,562.50 -
On Sale
Mercury SeaPro 1.75:1 Long Complete Gearcase (Silver) 8M0235840
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury SeaPro 1.75:1 Long Complete Gearcase 8M0235840 is a genuine Mercury OEM complete gearcase assembly for compatible SeaPro outboards. This SeaPro gearcase has a 1.75:1 gear ratio, standard...8M0235840- SKU:
- 8M0235840
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury Gear Case L SILV CAMBER OEM 8M0235846
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Genuine Mercury Gear Case L SILV CAMBER, part number 8M0235846. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 8M0142335, 8M0228033.8M0235846- SKU:
- 8M0235846
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,216.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury Gear Case L SP BLK OEM 8M0235829
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Genuine Mercury Gear Case L SP BLK, part number 8M0235829. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 8M0142317.8M0235829- SKU:
- 8M0235829
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury L6 Verado 1.75:1 Long Complete Gearcase 8M0228068
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury Complete Gearcase 8M0228068 is a genuine Mercury OEM replacement lower unit for select 2.6L L6 Verado outboards. This assembly is the cambered, standard-rotation, Long configurati8M0228068- SKU:
- 8M0228068
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,152.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury V8 Verado 1.75:1 Counter-Rotation Long Complete Gearcase (Silver) 8M0228034
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury Complete Gearcase 8M0228034 is a genuine Mercury OEM replacement lower unit for select 4.6L V8 Verado outboards. This assembly is the silver, cambered, counter-rotation, Long conf8M0228034- SKU:
- 8M0228034
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,120.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
Mercury SeaPro Counter Rotation Long Complete Gearcase (Silver) 8M0228033
Mercury
MSRP: $11,250.00$9,562.50Mercury SeaPro Counter Rotation Long Complete Gearcase (Silver) 8M0228033 is a genuine Mercury Marine OEM replacement lower unit for compatible Mercury marine applications.This complete gearcase is...8M0228033- SKU:
- 8M0228033
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,120.00 Ounces
MSRP: $11,250.00$9,562.50 -
On Sale
Mercury Gear Case SP CL SILV OEM 8M0228028
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Genuine Mercury Gear Case SP CL SILV, part number 8M0228028. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 8M0142330.8M0228028- SKU:
- 8M0228028
- Availability:
- Usually Ships within 24hours
- Weight:
- 512.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury L6 Verado Long Complete Gearcase (Silver) 8M0228009
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury L6 Verado Long Complete Gearcase 8M0228009 is a genuine Mercury OEM replacement lower unit for select L6 Verado outboards. This assembly is the Long configuration with a silver fi8M0228009- SKU:
- 8M0228009
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury 250-300 HP L6 Verado 1.85:1 Long Complete Gearcase 8M0117259
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury Complete Gearcase 8M0117259 is a genuine Mercury OEM replacement lower unit for select 250 and 300 HP L6 Verado outboards. This assembly is the cambered, standard-rotation, Long c8M0117259- SKU:
- 8M0117259
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,192.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury Verado 1.85:1 Counter-Rotation Long Complete Gearcase (Silver) 8M0117279
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury Verado 1.85:1 Counter-Rotation Long Complete Gearcase 8M0117279 is a genuine Mercury OEM complete gearcase assembly. This Verado gearcase has a 1.85:1 gear ratio, counter rotation, Long...8M0117279- SKU:
- 8M0117279
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,152.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury L6 Verado 1.85:1 Counter-Rotation Long Complete Gearcase 8M0117272
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury L6 Verado 1.85:1 Counter-Rotation Long Complete Gearcase 8M0117272 is a genuine Mercury OEM complete gearcase assembly. This L6 Verado gearcase has a 1.85:1 gear ratio, counter rotation,...8M0117272- SKU:
- 8M0117272
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
Mercury SeaPro 1.75:1 XX-Long Counter-Rotation Complete Gearcase 8M0142322
Mercury
MSRP: $11,250.00$9,562.50Mercury SeaPro 1.75:1 XX-Long Counter-Rotation Complete Gearcase 8M0142322 is a genuine Mercury Marine OEM complete gear housing assembly / lower unit for the compatible applications and...8M0142322- SKU:
- 8M0142322
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,184.00 Ounces
MSRP: $11,250.00$9,562.50 -
Mercury Complete Gearcase L SeaPro Black 8M0142317
Mercury
MSRP: $11,250.00$9,562.50Mercury Complete Gearcase L SeaPro Black 8M0142317 is a genuine Mercury Marine OEM complete gearcase / lower unit for the compatible application and configuration listed below.This complete assembly...8M0142317- SKU:
- 8M0142317
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,120.00 Ounces
MSRP: $11,250.00$9,562.50 -
On Sale
Mercury Gear Case CL SP BLK OEM 8M0142318
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Genuine 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: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
On Sale
Mercury Verado 1.85:1 X-Long Complete Gearcase (Silver) 8M0117267
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury Verado 1.85:1 X-Long Complete Gearcase 8M0117267 is a genuine Mercury OEM complete gearcase assembly for compatible L6 Verado outboards. This standard-rotation gearcase has a 1.85:1 gear...8M0117267- SKU:
- 8M0117267
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,296.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal: -
Mercury L6 Verado 1.85:1 Counter Rotation XX-Long Long Complete Gearcase 8M0117274
Mercury
MSRP: $11,250.00$9,562.50Mercury L6 Verado 1.85:1 Counter Rotation XX-Long Long Complete Gearcase 8M0117274 is a genuine Mercury Marine OEM complete gear housing assembly / lower unit for the compatible applications and...8M0117274- SKU:
- 8M0117274
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,216.00 Ounces
MSRP: $11,250.00$9,562.50 -
On Sale
Mercury 250-300 HP L6 Verado 1.85:1 XXL Complete Gearcase 8M0117261
Mercury
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Mercury Complete Gearcase 8M0117261 is a genuine Mercury OEM replacement lower unit for select 250 and 300 HP L6 Verado outboards. This assembly is the cambered, standard-rotation, XX-Lon8M0117261- SKU:
- 8M0117261
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,216.00 Ounces
MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Qty in Cart: 0Quantity:Price:MSRP: $11,250.00Now: $9,922.50Was: $11,250.00Subtotal:
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