Mercury-Mercruiser 48-834853A45 Alpha 4 14 1/2" x 18" Pitch LH Propeller
48-834853A45 Counter Rotating LH Alpha 4 Prop 14 1/2" x 18"
This is a genuine Mercury Marine factory OEM part, not aftermarket
Please check our current stock level and order below or use the Contact Us form at the bottom of the page for any questions
Not in stock - will be transferred from factory
Manufacturer part number:
Pickup or normally ships:
Warehouse transfer - on 2nd-6th business day
Note: The Alpha 4 propeller is being discontinued.
Mercury recommends the 4‑blade SpitFire propeller as the aluminum option for 90 CT ‑ 150 outboards and Sterndrive applications. When transitioning to a SpitFire, increase 1" of pitch from the Alpha 4.