2025 Mercury 150 Pro XS
Original price was: $2,000.00.$1,800.00Current price is: $1,800.00.
Brand New OEM Mercury 150 Pro XS Gearbox. Removed from a 2025 motor for a counter-rotation swap. Zero hours, 2.08:1 gear ratio, and 20″ shaft. A perfect, unused factory replacement for your high-performance outboard.
| Attribute | Value |
| Brand | Mercury OEM |
| Condition | New Take-Off (Unused) |
| Gear Ratio | 2.08:1 |
| Shaft Length | 20” |
| Rotation | Standard (RH) |
| Driveshaft Spline | 12 |
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Description
Factory Fresh Performance: New Mercury 150 Pro XS Gearbox
Ensure your outboard performs at its peak with this brand new Mercury 150 Pro XS lower unit assembly. As a genuine OEM component removed from a crated 2025 engine, it provides the exact tolerances and durability required for the High Output (Pro XS) series.
Product Highlights:
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Never Used: Removed from a brand new motor before it hit the water; zero hours of operation.
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Pro XS Engineering: Built to handle the aggressive torque and high-speed demands of the Pro XS lineup.
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Standard Rotation: Configured for Right Hand (RH) rotation.
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Complete Assembly: This is a “plug-and-play” unit, including all internal gears, bearings, and shafts, ready for immediate installation.
Compatibility Note: Designed specifically for the Mercury 150hp Pro XS 4-Stroke platform. While optimized for 2025 models, it is compatible with recent years utilizing the same 4.25″ gearcase diameter and 20″ midsection.
Technical Specifications:
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Horsepower: 150 HP Pro XS
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Gear Ratio: 2.08:1
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Shaft Length: 20″ (Long)
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Shaft Diameter: 1.25″
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Spline Count: 12 (Driveshaft)
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Condition: New Take-Off (OEM)
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