Mercruiser New Bravo I Lower Unit/Gearcase

New Aftermarket MerCruiser Bravo One Lower Unit – Single Water Pickup – Fits 1992–2020 (Backfit to 1988–1991)

Mercruiser Bravo I lower unit is designed for MerCruiser Bravo One outdrives from 1992 to 2020 that feature an oil passage. With side water intakes only, this single water pickup gearcase is a direct replacement for OEM # 1656-8866A15. It can also be backfitted to earlier Bravo One models (1988–1991) with minor modifications, making it a versatile option for restoring performance in a wide range of Bravo applications.

Built for durability and precision, this non-OEM replacement lower unit provides a reliable solution without the high cost of original manufacturer parts. It’s ideal for use with MerCruiser Bravo One sterndrive systems, offering smooth operation and dependable compatibility.

This gearcase does not include the water pump, shift shaft, or upper shaft. These components must be reused or replaced as needed.

Pricing

Total Price: $1,295
Less $200 Core Rebate
Final Price: $1,095

Product Finish:

• Brand-new aftermarket part
• Durable black finish
• Designed to match Bravo One specifications

Core Rebate Information

• Return your old core, get up to $200 back
• Rebate amount will vary based on the condition of your core
• ♻️ Recycle your core- keep boat parts out of the landfill

Useful Resources

• 🔍 How to find your Boat Engine serial number? 
• Still deciding? Watch our YouTube video How to avoid common lower unit replacement mistakes
• To help extend the life of your gearcase, check out our Boat Maintenance Checklist