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 V10 Verado Counter-Rotation Long Complete Gearcase (Silver) 8M0235766
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury V10 Verado Counter-Rotation Long Complete Gearcase 8M0235766 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado outboards. This gearcase has a...8M0235766- SKU:
- 8M0235766
- Availability:
- Usually Ships within 24hours
- Weight:
- 2,096.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury 350/400 HP V10 Verado 2-Speed X-Long Complete Gearcase (Silver) 8M0235792
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury 350/400 HP V10 Verado 2-Speed X-Long Complete Gearcase 8M0235792 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado and Verado SeaPro outboards. This 6.44-inch...8M0235792- SKU:
- 8M0235792
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,568.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury V10 Verado Counter-Rotation X-Long Complete Gearcase (Silver) 8M0235765
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury V10 Verado Counter-Rotation X-Long Complete Gearcase 8M0235765 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado outboards. This gearcase has a...8M0235765- SKU:
- 8M0235765
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,904.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury V10 Verado X-Long Complete Gearcase (Silver) 8M0235762
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury V10 Verado X-Long Complete Gearcase 8M0235762 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado outboards. This gearcase has a standard-rotation, X-Long...8M0235762- SKU:
- 8M0235762
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,536.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury V10 Verado XXX-Long Complete Gearcase (Silver) 8M0235764
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury V10 Verado XXX-Long Complete Gearcase 8M0235764 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado and Verado SeaPro outboards. This gearcase has a...8M0235764- SKU:
- 8M0235764
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury V10 Verado Long Complete Gearcase (Silver) 8M0235761
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury V10 Verado Long Complete Gearcase 8M0235761 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado outboards. This gearcase has a standard-rotation, Long...8M0235761- SKU:
- 8M0235761
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,584.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury V10 Verado XX-Long Complete Gearcase (Silver) 8M0235763
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury V10 Verado XX-Long Complete Gearcase 8M0235763 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado and Verado SeaPro outboards. This gearcase has a...8M0235763- SKU:
- 8M0235763
- Availability:
- Usually Ships within 24hours
- Weight:
- 2,000.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury 350/400 HP V10 Verado 2-Speed XXX-Long Complete Gearcase (Silver) 8M0235794
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury 350/400 HP V10 Verado 2-Speed XXX-Long Complete Gearcase 8M0235794 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado and Verado SeaPro outboards. This 6...8M0235794- SKU:
- 8M0235794
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,568.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury Gear Case CXL SILVER SP OEM 8M0235799
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury 350/400 HP V10 Verado 2-Speed Counter-Rotation X-Long Complete Gearcase 8M0235799 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado and Verado SeaPro...8M0235799- SKU:
- 8M0235799
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury 350/400 HP V10 Verado 2-Speed Counter-Rotation XXX-Long Complete Gearcase (Silver) 8M0235803
Mercury
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Mercury 350/400 HP V10 Verado 2-Speed Counter-Rotation XXX-Long Complete Gearcase 8M0235803 is a genuine Mercury OEM complete gearcase assembly for compatible 5.7L V10 Verado and Verado SeaPro...8M0235803- SKU:
- 8M0235803
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Qty in Cart: 0Quantity:Price:MSRP: $12,600.00Now: $11,113.20Was: $12,600.00Subtotal: -
On Sale
Mercury Gear Case SM XL 1.62 OEM 8M0236279
Mercury
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Genuine Mercury Gear Case SM XL 1.62, part number 8M0236279. Designed for use with compatible applications.8M0236279- SKU:
- 8M0236279
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Qty in Cart: 0Quantity:Price:MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Subtotal: -
On Sale
Mercury Gear Case SM CXL 1.75 OEM 8M0236312
Mercury
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Genuine Mercury Gear Case SM CXL 1.75, part number 8M0236312. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 840307T20, 840307T28.8M0236312- SKU:
- 8M0236312
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,216.00 Ounces
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Qty in Cart: 0Quantity:Price:MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Subtotal: -
On Sale
Mercury Gear Case SM XL 1.75 OEM 8M0236323
Mercury
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Genuine Mercury Gear Case SM XL 1.75, part number 8M0236323. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 840307T21, 840307T29.8M0236323- SKU:
- 8M0236323
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Qty in Cart: 0Quantity:Price:MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Subtotal: -
Mercury Complete Gearcase Sport Master L 1.62:1 HD 8M0236268
Mercury
MSRP: $11,840.00$10,064.00Mercury Complete Gearcase Sport Master L 1.62:1 HD 8M0236268 is a genuine Mercury Marine OEM complete gear housing assembly / lower unit for the compatible applications and configuration listed below...8M0236268- SKU:
- 8M0236268
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,248.00 Ounces
MSRP: $11,840.00$10,064.00 -
On Sale
Mercury Gear Case XXL STD 1.75 OEM 8M0236143
Mercury
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Genuine Mercury Gear Case XXL STD 1.75, part number 8M0236143. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 840307T33.8M0236143- SKU:
- 8M0236143
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Qty in Cart: 0Quantity:Price:MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Subtotal: -
Mercury Complete Gearcase Sport Master L 1.75:1 HD 8M0236301
Mercury
MSRP: $11,840.00$10,064.00Mercury Complete Gearcase Sport Master L 1.75:1 HD 8M0236301 is a genuine Mercury Marine OEM complete gear housing assembly / lower unit for the compatible applications and configuration listed below...8M0236301- SKU:
- 8M0236301
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,840.00$10,064.00 -
On Sale
Mercury Gear Case SM CL 1.75 OEM 8M0236290
Mercury
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Genuine Mercury Gear Case SM CL 1.75, part number 8M0236290. Designed for use with compatible applications.8M0236290- SKU:
- 8M0236290
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Qty in Cart: 0Quantity:Price:MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Subtotal: -
Mercury Complete Gearcase Sport Master Counter Rotation Long 1.62:1 8M0236257
Mercury
MSRP: $11,840.00$10,064.00Mercury Complete Gearcase Sport Master Counter Rotation Long 1.62:1 8M0236257 is a genuine Mercury Marine OEM complete gear housing assembly / lower unit for the compatible applications and...8M0236257- SKU:
- 8M0236257
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,616.00 Ounces
MSRP: $11,840.00$10,064.00 -
On Sale
Mercury Gear Case SM L 1.62 OEM 8M0236140
Mercury
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Genuine Mercury Gear Case SM L 1.62, part number 8M0236140. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 840306T08, 840306T14.8M0236140- SKU:
- 8M0236140
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,712.00 Ounces
MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Qty in Cart: 0Quantity:Price:MSRP: $11,840.00Now: $10,439.10Was: $11,840.00Subtotal: -
Mercury Complete Gearcase Sport Master L 1.75:1 8M0236142
Mercury
MSRP: $11,840.00$10,064.00Mercury Complete Gearcase Sport Master L 1.75:1 8M0236142 is a genuine Mercury Marine OEM complete gear housing assembly / lower unit for the compatible applications and configuration listed below...8M0236142- SKU:
- 8M0236142
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.00 Ounces
MSRP: $11,840.00$10,064.00
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