Complete Outboard Lower Units
complete outboard lower units — pre-owned
Browse 2,661 complete outboard lower units — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Johnson Evinrude V4 75 90 115 hp Outboard 20”Lower Unit Gearcase Foot 5004632
Nice freshwater gear case oil was a little dirty, but no water or shavings. Holds pressure prop shaft is straight and it shifts as it should.
You save $10.10

YAMAHA OEM LOWER UNIT ASSEMBLY 6K7-45300-22-EK
Used Yamaha lower unit assembly in very good condition. Was used on a pontoon for 15 years. Was removed with engine and kept in dry storage. Yamaha part # 6K7-45300-22EK. Lower unit was used on a Yamaha serial # V6EXCELXH - 225HP.

Mercury Force two-stroke 20” lower unit 30-50 HP
Rebuilt lower unit for two-stroke motors from 1994 and up. This 59790 LRU unit has a 20 inch shaft and a 1.83:1 gear ratio. It is compatible with 30, 40, and 50 HP engines. The assembly was rebuilt by respected South Central Outboards and has less than 10 hours of use since purchase August 2025. Bonus - a black three blade propeller is included. This unit is not compatible with four stroke motors. FREE SHIPPING

1988 Mariner / Yamaha 30 HP 2 stroke Flywheel 253-8927 M-- With Hardware
As pictured. Parting out a 1986 Yamaha mariner short shaft tiller.

Johnson Evinrude V4 75 90 115hp Outboard 20”SEI Lower Unit Gearcase Foot 5004632
Hi i am selling this 20'' SEI lower unit that was removed from a Johnson / evinrude v4 90 oil looked newer and didn’t show any signs of water and magnet didn’t show any signs of excessive wear this will fit motors from 75-115 HP this is a 20'' lower unit please feel free to ask any and all questions thanks

25hp Yamaha Outboard Motor Lower Unit, Long Shaft 20" 65W-45300-11-4D Yamaha OEM
Came off a running 2015 25hp Yamaha motor that has low compression in one cylinder. Fits other size, year and HP motors as well. Shifts in and out of gear like it should and comes with Propeller that’s has some small dings in it. Other parts are available for this motor just ask.

OEM OMC Johnson Evinrude 9.9hp 15hp Lower Unit 20" 1974-1992 Long Shaft
Off A Running Johnson 15HP. Good Used Evinrude Johnson Lower Unit. Fits Johnson and Evinrude Units. Splines On Propeller Shaft and Drive Shaft are Perfect. 20" Long Shaft Length. Shifts into Forward, Neutral and Reverse As It Should.

Good Used SEI Aftermarket 1994-2018, 200-250, 1.75R, 3.0L, V6, 2T 20" Lower Unit

Mercury 150 175 200 HP 1.87:1 Lower Unit 20" Shaft Gearcase Gear Case 9148T84
Engine SN- 0T529041. The gear lube looked good, but it will need new gear lube and drain plug gaskets before putting back into service. This unit was also pressure and vacuum tested and showed no leakage in either direction.

OEM Evinrude E-TEC M2 Magnum V6 Lower Unit Gearcase | 25" XL Shaft |"Std RT Hand
Lower Unit Gearcase | 25" XL Shaft "Standard RH" Rotation. Evinrude E-TEC M2 Magnum V6. Fits Engine Family: Evinrude E-V6 2.6 3.3l and 3.4l big blocks. Primary fit with 25xl shaft big Block 3.3 / 3.4l Removed from my 2009 E-Tec 225hp model E225DPXSEB.

Johnson Evinrude 40hp 48hp 50hp Lower Unit Freshwater Clean 1993+ 17 Spline
As pictured. This motor came off a boat that was transported to Florida from Tennessee as you can see it's fresh water condition the engine itself was extremely clean and parted out due to low compression the lower unit is an excellent shape besides the pain and Nick's on skeg I would recommend new oil and check the water pump if not replace impeller. We hardly get these in this condition anymore.

OMC Short Shaft Lower unit for 9.9, 15 hp outboards 1974 through 1992
Nice Short shaft lower unit for Evinrude, Johnson two stroke outboards from 1974-1992. Shifts smooth, complete water pump assembly pumps fine,nice splines on prop and drive shaft, no leaks , fasteners and shift connector included. Will come dry for shipping purposes.

40/50HP 4 Stroke Johnson 2004 Fresh Water Lower Unit 5036711, 5034374, 5032800
The product is a 40/50HP 4 Stroke Johnson lower unit from 2004, manufactured in the United States. It includes the manufacturer part numbers 5036711, 5034374, and 5032800. This lower unit is designed for freshwater use and is suitable for boats and other watercraft.

1987 Mercury Mariner 20 25 HP 2 Stroke Lower Unit Gear Case 20”
Mercury Mariner 20 25 HP 2 Stroke 20” Lower Unit Gear Case

Good Used OEM Mercury 1979-2014 135/150, 2.0 l-12.5L, 2:1R, RH, XL Lower Unit

Good Used OEM Yamaha 2002-2007 F50/60 HP 4T 4 Cylinder 20" Shaft Lower Unit

Mercury 20/25 Hp Lower Unit Gearcase 20"
Shifts great oil looks good splines case look good. This has the newer style bent at the top shift shaft. This sat years service before using. As is

Yamaha F150 Lower Unit 25” Shaft With Spacer Good Working Condition
The Yamaha F150 Lower Unit with a 25" shaft and spacer is a reliable and well-maintained component for an outboard engine. Made by Yamaha, a trusted brand in the industry, this lower unit is sure to provide optimal performance and durability for your boat. Designed with a long shaft for extended reach, it is ideal for powering small to medium-sized watercraft. Whether you are replacing a worn-out lower unit or upgrading to a more powerful engine, this Yamaha F150 component is a good choice for any boating enthusiast. Shifts smoothly gear lube and greased.

Good Used Mercury / Tohatsu 2006-Up, F25/30hp, 3cyl, 4T, 20" Lower Unit

1979-84 Chrysler 9.9 HP Starter
Good used condition.

Mercury Opti efi/carb 150-175-200 hp V6 2.0L 2.5L XR6 outboard 20'' lower unit
This lower unit is a right hand, standard rotation, 20” lower unit unit. This lower unit was fully tested prior to removal The pictures show the actual unit you will receive. • lower shifts into forward,neutral and reverse nice and smooth.

Good Used OEM Johnson / Evinrude 1992-2019 V6 150-250 HP Lower Unit
This lower unit will fit earlier V6 models with the correct snap in shaft. Snap in shaft not included. Item is in good condition and ready for installation. Has been repainted.

1667-9010-c5 Mercury Lower Unit Gear Case 70 75 80 90 115 125hp 2.33:1 Shaft 20"
Great condition lower unit pulled from a 1987 Mercury 80hp. oil was clean and ZERO signs of leaks anywhere. water pump is old and should be replaced. all the seals look great and it shifts smooth. Has 2.33 to 1 gear ratio and its a 20" drive shaft (long shaft) Will fit 1987 to 2005 Mercury 70hp up to 125hp. Free shipping to lower 48 states or local pickup.

Evinrude Johnson Lower Unit 150 175 200 225 HP V6 20” 1998-2005 Gearcase
Off a freshwater only Johnson 150hp 2 stroke. This lower unit is in good working condition shifting through all gears. It’ll fit many different years and sizes of Johnson Evinrude outboards. It is your responsibility to make sure this is the right part for your application.

Good Used Johnson & Evinrude 60/70hp, 3cyl, 20" Lower Unit

Mercury 40 50 60 HP EFI lower unit gearcase 20" Bigfoot Gear Case Foot 9011G90
This lower unit was pulled from a 2008 60hp Mercury EFI 4 stroke freshwater motor with 231 hours. Model 60ELPTBF serial 1C063270. The part is in good condition and will fit many different years and HP’s of mercury motors. Comes with what’s pictured. We accept returns and provide refunds in the case of damaged items and items listed incorrectly. Please reference the part number for your application as It is your responsibility to make sure this is the right part for your application. Just because the part looks right does not mean that it is the right part. If you are not sure that it will fit your application, please take the time to do the research prior to buying this part. Shipping to lower 48 only

Mercury 8 hp 9.9 hp 4-stroke outboard lower unit LONG SHAFT 20" 895154T03
This lower unit is in good working condition, it was removed from a running outboard that was only used in freshwater. This lower unit turns over smoothly and shifts correctly.
You save $90.00

Johnson Evinrude V4 75 90 115 hp Outboard 20”Lower Unit Gearcase Foot 5004632
Hi i am selling this 20'' lower unit that was removed from a Johnson / evinrude v4 115 oil looked newer and didn’t show any signs of water and magnet didn’t show any signs of excessive wear this will fit motors from 75-115 HP this is a 20'' lower unit please feel free to ask any and all questions thanks

Johnson 70 HP J70TLCEM Gear Case Lower Unit OEM 0392478
Johnson 70 HP J70TLCEM Gear Case Lower Unit OEM 0392478. Condition is Used. Shipped with USPS Ground Advantage.
You save $62.50

YAMAHA OUTBOARD COMPLETE POWER TILT AND TRIM ASSEMBLY
Used Yamaha complete power tilt and trim assembly in very good condition. Was used on a pontoon for 15 years. Was removed with engine and kept in dry storage. All 3 trim cylinders have no signs of any leaks.

1995 JOHNSON J15 ELCCS OEM LOWER UNIT GEAR CASE 0435712
1995 JOHNSON J15 ELCCS OEM LOWER UNIT GEAR CASE 0435712 . Condition is Used. Shipped with USPS Ground Advantage.
You save $27.50

OEM Yamaha Outboard 20HP/25HP Two Stroke Gear Case 15" Short Shaft
Gear case is in very good condition, works as it should. Removed from a 1994 Yamaha 25HP. Please do your research before purchasing to make sure this will fit your motor.

OMC Johnson Evinrude 9.9hp 15hp Lower Unit Gearcase Housing 20" Long 0438617
One OMC Johnson Evinrude 9.9hp 15hp complete lower unit low hours fresh water used. Take a close look at the photos zoom in the lower unit assembly you see is the one you will get. Poor 1 2 3 4 5 6 7 8910 Extra Fine.

OEM Johnson/Evinrude 1989-92 40/48/50HP 2T 2 Cyl. 20" Shaft Freshwater
Off a freshwater only 1997 Johnson 50hp 2 stroke outboard. This unit is in full working order. This unit will fit many different years and sizes of Johnson outboards. It is your responsibility to make sure this is the right part for your application.

Good Used OEM Evinrude E-Tec 15-30hp Lower Unit

Mercury outboard 90-125hp lower unit 90hp 75hp 90hp 100hp 115hp 20” gearcase
Hi I am selling this 20” OEM lower Unit this was removed from a 2004 Mercury 115 Lower Unit is in decent shape oil looks new and showed no signs of water and magnet didn’t show any signs of excessive wear this was removed from a motor that developed a low compression cylinder so we’re parting it out rather than fix it did my best to show the details in the pictures unit was removed in good working condition please feel free to ask any and all questions I’ll be happy to answer them for you thanks

Evinrude Etec Magnum RH 25" Lower Unit Gearcase 150 200 250 300
Hi i am selling this magnum RH rotation 25'' lower unit that was removed from a running Etec v6 unit shifts nice and smooth oil looked new and didn’t show any signs of water and magnet didn’t show any signs of excessive wear this will fit motors from 135-300 this is a 25'' lower unit please feel free to ask any and all questions thanks

Mercury Lower Unit Inline 4 Cyl Mid 1970’s 2 Stroke Gearcase 65 70 75 80 85 HP
It is a crucial component for maintaining the proper function of a 2-stroke outboard engine, providing reliability and performance for boat owners. 20" Drive Shaft - 8 Splines, Prop Shaft - 15 Splines.

Johnson J10rmste lower Unit GearCase 9.9 Hp 0438617
Johnson J10rmste lower Unit GearCase 9.9 Hp 0438617. Condition is Used. Shipped with USPS Ground Advantage.

Lower unit for a 9.8 HP Mercury 110 Or 7.5 HP outboard motor Shaft 1622-2244
Part number 1622-2244.