Description
OEM Mercruiser Bravo 3 Lower Unit – 8M0046738 | 1.81, 2.00 & 2.20 Ratios
This Mercury Marine Bravo 3 Lower Unit (OEM #8M0046738 / 1656-8866G04) is a factory-original Bravo III sterndrive gearcase, engineered to deliver smooth performance, efficient power transfer, and long-term reliability for dual-prop Bravo 3 systems. This is not an aftermarket or remanufactured unit—you’re getting a genuine OEM Mercury Bravo 3 lower unit, tested and assembled to factory specs.
Designed for MerCruiser Bravo III sterndrives from 1991 to present, this heavy-duty lower unit is compatible with multiple gear ratios (1.81, 2.00, and 2.20). Whether you’re replacing a damaged unit or upgrading for reliability and OEM assurance, this Bravo 3 lower unit is ready to bolt on and perform.
If you’re searching for a Bravo 3 lower unit for sale that includes factory-level performance and warranty support, look no further.
Features & Benefits:
- ✅ 100% Mercury OEM Gearcase – not rebuilt or aftermarket
- ✅ Precision-engineered for Bravo 3 dual-prop drives
- ✅ Pre-filled with OEM-approved gear lube
- ✅ Compatible with 1.81, 2.00 & 2.20 ratios
- ✅ Direct bolt-on replacement – no modifications required
- ✅ Robust corrosion-resistant marine finish
- ✅ 1-Year OEM Manufacturer Warranty
- ✅ Eligible for $400 core return rebate
- ✅ Fast shipping from US stock
Pricing
Total Price: $6,091
Less $400 Core Rebate
Final Price: $5,691
Product Finish:
- OEM Marine-grade black coating
- Saltwater-resistant housing and seals
- Durable and corrosion-resistant – ideal for freshwater and saltwater use
Core Rebate Information
- Return your old core, get up to $400 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 avoid common lower unit replacement mistakes
- To help extend the life of your gearcase, check out our Boat Maintenance Checklist
Reviews
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