Find the right complete lower unit

Shop used OEM complete outboard lower units for Yamaha, Mercury, Honda, Suzuki, and Evinrude/Johnson engines. Each listing represents the specific unit shown, and available inventory changes as units sell.

Lower-unit fitment can depend on the engine model and serial number, horsepower, shaft length, rotation, gear ratio, and OEM part number. Compare those details with your original unit before ordering. If any detail is uncertain, contact OPW with your engine model and serial number before purchase.

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Suzuki DF 115 140 HP 20" Long Lower Unit New Take Off Grade B Suzuki DF 115 140 HP 20" Long Lower Unit New Take Off Grade B
2015+ Yamaha VF115 115HP Vmax Sho 20" Long Lower New Grade B 2015+ Yamaha VF115 115HP Vmax Sho 20" Long Lower New Grade B
Suzuki DF 115 140 HP 20" Long Lower Unit New Take Off Grade A Suzuki DF 115 140 HP 20" Long Lower Unit New Take Off Grade A
2015+ Yamaha VF115 115HP Vmax Sho 20" Long Lower New Take Off 2015+ Yamaha VF115 115HP Vmax Sho 20" Long Lower New Take Off
Mercury 135 150 175 HP 2 Stroke EFI DFI 1.87:1 25" XL Lower Unit Gear Case Mercury 135 150 175 HP 2 Stroke EFI DFI 1.87:1 25" XL Lower Unit Gear Case
Yamaha F175 F200 175HP 200HP I4 25" XL Lower Unit Gear Case - Needs Seals Yamaha F175 F200 175HP 200HP I4 25" XL Lower Unit Gear Case - Needs Seals
Yamaha 90HP 2 Stroke Outboard 20" Long Lower Unit Gear Case Assembly Yamaha 90HP 2 Stroke Outboard 20" Long Lower Unit Gear Case Assembly
Yamaha F 75 80 90 100 HP 4 Stroke 25" XL Lower Unit Gear Case - Needs Seals Yamaha F 75 80 90 100 HP 4 Stroke 25" XL Lower Unit Gear Case - Needs Seals
Mercury 135 150 175 HP 2 Stroke EFI DFI 1.87:1 25" XL Lower Unit Gear Case Used Mercury 135 150 175 HP 2 Stroke EFI DFI 1.87:1 25" XL Lower Unit Gear Case Used
Mercury 200 225 250 HP 2 Stroke Optimax 3.0L XL Lower Unit Gear Case 859399T14 Mercury 200 225 250 HP 2 Stroke Optimax 3.0L XL Lower Unit Gear Case 859399T14
2004 + Yamaha 150HP 4 Stroke 25" Shaft Lower Unit Gear Case 63P-45300-14-8D RH 2004 + Yamaha 150HP 4 Stroke 25" Shaft Lower Unit Gear Case 63P-45300-14-8D RH
2004+ Yamaha 150HP 4 Stroke Outboard 20" L Shaft Lower Unit Gear Case 63P-45300-03-8D 2004+ Yamaha 150HP 4 Stroke Outboard 20" L Shaft Lower Unit Gear Case 63P-45300-03-8D
Yamaha F350 350HP Outboard 25" XL Lower Unit Gear Case RH Right Hand Rotation Yamaha F350 350HP Outboard 25" XL Lower Unit Gear Case RH Right Hand Rotation
Yamaha F350 350HP Outboard 25" XL Lower Unit Gear Case LH Counter Rotation Yamaha F350 350HP Outboard 25" XL Lower Unit Gear Case LH Counter Rotation
2001-18 Suzuki 115 140 HP 4 Stroke Outboard 25" XL Lower Unit Gear Case 2001-18 Suzuki 115 140 HP 4 Stroke Outboard 25" XL Lower Unit Gear Case
2001-18 Suzuki 115 140 HP 4 Stroke Outboard 20" Long Lower Unit Gear Case 2001-18 Suzuki 115 140 HP 4 Stroke Outboard 20" Long Lower Unit Gear Case
Yamaha 250HP F250 3.3L 25" Shaft Lower Unit Gear Case RH Standard Rotation Yamaha 250HP F250 3.3L 25" Shaft Lower Unit Gear Case RH Standard Rotation
Yamaha 200 225 HP 4 Stroke Outboard 25" XL Lower Unit Counter Left Hand 2002-2015 Yamaha 200 225 HP 4 Stroke Outboard 25" XL Lower Unit Counter Left Hand 2002-2015
Honda BF 135 150HP 4 Stroke Outboard XL Lower Unit Gear Case Needs Seals Honda BF 135 150HP 4 Stroke Outboard XL Lower Unit Gear Case Needs Seals
2018 Suzuki 200 HP 4 Stroke Outboard 25" XL Lower Unit Gear Case 55110-96L00-Y5S 2018 Suzuki 200 HP 4 Stroke Outboard 25" XL Lower Unit Gear Case 55110-96L00-Y5S
Yamaha 175 200 HP 4 Stroke 20" Long Lower Unit Gear Case 6DA-45300-00-8D Yamaha 175 200 HP 4 Stroke 20" Long Lower Unit Gear Case 6DA-45300-00-8D
03-05 Honda 200 225 HP 4 Stroke 25" XL Lower Unit Gear Case 06411-ZY3-617ZA 03-05 Honda 200 225 HP 4 Stroke 25" XL Lower Unit Gear Case 06411-ZY3-617ZA
Mercury 135 150 175 HP 2 Stroke EFI DFI 1.87:1 25" XL Lower Unit Gear Case Mercury 135 150 175 HP 2 Stroke EFI DFI 1.87:1 25" XL Lower Unit Gear Case
Mercury 135 150 175 HP 2 Stroke EFI DFI 1.87:1 25" XL Lower Unit Gear Case 9148T85 Mercury 135 150 175 HP 2 Stroke EFI DFI 1.87:1 25" XL Lower Unit Gear Case 9148T85