Description
Volvo Penta SX-A Lower Unit #3842603 | 1.79 & 1.51 Ratios | Remanufactured
This remanufactured Volvo Penta SX-A lower unit is engineered to fit 1.79 and 1.51 gear ratios with a 18/26 tooth count. Built to endure for years to come, it is a reliable replacement for OEM part #3842603, delivering lasting performance.
Rebuilt in the USA by certified marine mechanics, we use only genuine OEM boat parts. This gearcase will provide you the smooth operation and torque your boat needs. Whether you’re replacing a worn unit or a damaged gearcase, this SX-A drive is trusted by top mechanics and boaters alike.
Pricing
Total Price: $3,895
Less $500 Refundable Core Deposit*
👉 Final Price: $3,395
Product Finish
- Ships in gray primer finish
- For custom matching, your order includes factory spray paint to finish if desired
Core Deposit Information
- Return your old core, get up to $500 back.
- Refund amount may vary based on the condition of your core*
- Please review our Core Policy for details on how to return your old core and claim your deposit
- ♻️ Recycle your core: Keep boat parts out of the landfill & receive $ back!
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, watch out our Boat Maintenance Checklist
🛥️ Please have your Engine Serial # ready before you contact us if possible. 🛥️








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