The Mercury 110-115-125 HP 4-CYL “L4” Lower Unit (1988–2006) is a high-performance replacement compatible with a wide range of Mercury outboards. Designed for durability and precision, this lower unit ensures smooth operation and optimal efficiency in water. Whether you’re replacing a worn unit or upgrading, this remanufactured or new lower unit comes with a 1-Year Warranty to keep you covered.
Perfect for boaters seeking reliable gear case performance, it supports multiple shaft lengths and gear configurations across nearly two decades of Mercury models.
🧾 Specifications — Features to Details
Feature |
Details |
Product Type |
New Lower Unit / Remanufactured Lower Unit |
Engine Compatibility |
Mercury 110 HP / 115 HP / 125 HP (4 Cylinder “L4”) |
Year Range |
1988 – 2006 |
Gear Type Options |
3-JAW (1988–1997), 6-JAW (1998–2006) |
Shaft Lengths |
L (Long Shaft), XL (Extra Long Shaft) |
Fits Models |
110-125 HP L4 2-Stroke Outboards |
Warranty |
1-Year Warranty Included |
Dimensions (L×W×H) |
31 × 10 × 61 inches |
Weight |
75 lbs |