Quicksilver Black Diamond 3-Blade Aluminum Propeller – Mercury 8-Spline Applications
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Description
Description
Quicksilver Black Diamond aluminum propellers for the selected applications below. Choose the exact diameter, pitch, rotation and manufacturer part number above.
Specifications
- Aluminum construction; 3 blades.
- Right-hand rotation.
Available sizes and part numbers
| Part number | Diameter (in.) | Pitch (in.) | Rotation |
|---|---|---|---|
| QA2126R | 9 | 8 | Right Hand |
| QA2128R | 9 | 9 | Right Hand |
Selected engine applications
- Mercury/Mariner 6/8/9.9/15hp two-stroke outboards, 1986 onward; SeaPro/Marathon 10/15hp, 1995 onward; 8/9.9hp four-stroke standard gearcase (not BigFoot), 1995–2004; 15hp four-stroke, 1989–2006. Requires an 8-spline shaft.
- Also cataloged for selected Force 9.9/15hp outboards, 1996–1998.
Hub and installation hardware
Rubber-bushing hub for the listed 8-spline applications.
Before ordering
Confirm engine model and year, gearcase, shaft splines, rotation, clearance and hub hardware. Select pitch to keep the engine within its specified full-throttle RPM range. The application examples above are not a complete fitment list.
Original images represent the matching family and rotation; dimensions vary by selected part number.
Source: 2025 Quicksilver Precision Parts & Accessories Guide, PDF page 766.




