Mercury outboard lower unit 3.0 L counter rotation

Our large selection of Outboard lower units of different brands will certainly meet your expectations.
Our replacement Outboard lower units will fit Mercury Outboard Lower Unit 3.0 L counter rotation, all at more than competitive prices.
Our products are all brand new; we do not sell remanufactured items.
In addition to receiving a 3-year warranty, we will send your purchase in the most respectable delay.

Do not use for standard rotation

13 Splines 25 and 30 inch shafts.

If you have an 8 spline drive shaft you will need to buy the stub shaft unit and purchase an upper driveshaft from an OE dealer.

25″ 45-823901A 1
30″ 45-824115A 1

Splines/Ratio/Motor/Shaft Length:

13/1.75/3.0L/20 Shaft
13/1.75/3.0L/25 Shaft
13/1.75/3.0L/30 Shaft
13/1.75/3.0L/20 Stub Shaft
13/1.62/3.0L/20 Shaft
13/1.62/3.0L/25 Shaft
13/1.62/3.0L/30 Shaft
13/1.62/3.0L/20 Stub Shaft

Select Fix rate shipping 3 for delivery fees ($155)

Specified the following info at checkout : Splines/Ratio/Motor/Shaft Length

Sterndrive Engineering autorized dealer