Description
Volvo Penta DP-SM Lower Unit – OEM #3860765 | Fits Ratios 1.95 & 2.32 | 16/30 Spline
Fits: Volvo DP-SM Outdrives
Ratio: 1.95 & 2.32
Splines: 17/29
Part #: 3860765
Looking for a high-performance replacement lower unit for your Volvo Penta DP-SM Outdrive? This factory-fresh OEM Volvo Penta Lower Unit (Part #3860765) is the ideal solution for boaters needing unmatched reliability, long-term performance, and direct OEM compatibility.
Engineered to fit DP-SM dual prop outdrives, this Volvo Penta outdrive lower unit supports gear ratios of 1.95 and 2.32, with a 16/30 spline configuration, delivering smooth and efficient power transmission. This is not an aftermarket substitute—it’s a 100% authentic Volvo Penta lower unit, built to exacting standards to ensure maximum longevity.
With limited availability and high demand, this OEM drive is now back in stock. For those looking to upgrade or save money, be sure to check out our remanufactured DPSM drives—they offer the same trusted Volvo quality at a lower cost.
If you need help identifying the right DP parts, our experts are just a call away. We also have full diagrams and schematics including the Volvo Penta DP outdrive parts diagram and DP-SM parts diagram for your reference.
View our parts finder to find Volvo-Penta parts to verify this is a match or contact us using the buttons at the bottom of the page.
You can also use our parts finder to find other Volvo-Penta Boat Parts.
Get the right lower unit for your outboard when you call us today. Take the guess work out of ordering online.
Features & Benefits:
- Fits: Volvo DP-SM Outdrives
- Gear Ratios Supported: 1.95 & 2.32
- Splines: 16/30
- OEM Part Number: 3860765
- Condition: Brand New OEM Volvo-Penta
- Genuine Factory Original, not aftermarket
- 1-Year Warranty on parts
- Smooth operation and factory fit for DP-SM drives
- Ideal for those searching “Volvo Penta DP-SM parts diagram” or “Volvo Penta outdrive lower unit”
Pricing
Total Price: $9,000
Less $500 Core Rebate Final Price: $8,500
Product Finish:
- Factory-new OEM finish direct from Volvo Penta
- Sealed and ready for installation
- Built for both saltwater and freshwater conditions
Core Rebate Information
- Return your old core, get up to $500 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
🛥️ Please have your Engine Serial # ready when you contact us if possible. 🛥️




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