Mercury Bravo 3 Lower Front Sprocket Set 18/25 (43-824517A1)

The Mercury Bravo 3 Lower Front Gear Set 18/25 (43-824517A1) , developed for Mercury Bravo 3 systems, is a critical transmission component that ensures the correct and lossless transfer of engine power to the propellers. Operating in the lower gearbox, this set directly affects acceleration characteristics, torque distribution, and cruising stability. The correct gear ratio determines both performance and long-term mechanical durability.

This lower front sprocket set, coded 43-824517A1 and featuring an 18/25 tooth ratio, is designed for smooth operation of Bravo 3 systems under high torque. The precisely machined tooth surfaces reduce friction during contact, minimizing knocking and vibration. Timely replacement is crucial, as worn or incompatible sprocket sets can lead to increased noise, power loss, and eventually serious damage to the gearbox.

Mercury Bravo 3 Front Lower Sprocket Set 18/25 Technical Advantages

This gear set, perfectly matched to the Mercury Bravo 3 , offers balanced power transmission and quiet operation. Using genuine Mercury parts prevents installation incompatibilities and ensures reliability according to Mercruiser spare part standards. With professional installation and regular maintenance, the performance and service life of the Bravo 3 lower gear system will be preserved for many years.