Quicksilver Black Diamond 3-Blade Aluminum Propeller – Mercury Standard Gearcase / Reflex Hub
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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 |
|---|---|---|---|
| QA2060X | 12.5 | 8 | Right Hand |
| QA2062X | 12.25 | 9 | Right Hand |
| QA2064X | 11.25 | 10 | Right Hand |
| QA2070X | 10.875 | 11 | Right Hand |
| QA2074X | 10.625 | 12 | Right Hand |
| QA2072X | 10.75 | 12 | Right Hand |
| QA2076X | 10.5 | 13 | Right Hand |
| QA2082X | 10.25 | 14 | Right Hand |
| QA2080X | 10.375 | 14 | Right Hand |
| QA2084X | 10.125 | 15 | Right Hand |
Selected engine applications
- Selected Mercury/Mariner 25hp CT/BigFoot four-stroke 1999–2005; 30hp CT/BigFoot 2010 onward; 30hp two- and four-stroke 1994–2005; 35hp 1984–1989; 40/50hp two- and four-stroke standard gearcase, 1977 onward; 60hp two- and four-stroke standard gearcase, 1978 onward. Requires a 13-spline shaft.
- Other cataloged examples include 45hp 1986–1989, 48hp Mariner, selected SeaPro/Marathon models and older 70hp models. Verify the complete model/year application before purchase.
- Selected Force 40/50hp 1995–1998 and 75hp 1996–1998 applications are also cataloged. Other brands can require different thrust washers or attaching hardware.
Hub and installation hardware
Flo-Torq Reflex hub kit is included for the cataloged Mercury/Mariner applications. Reflex hardware is not interchangeable with older rubber-hub propeller hardware.
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 767.




