Derivatives & Versions
| S-76A | 1978 | The first version, powered by two 650 shp Allison 250-C30 turboshaft engines. |
| S-76B | 1987 | Powered by 2 Pratt & Whitney Canada PT6B-36A or Pratt & Whitney Canada PT6B-36B engines. |
| S-76C | 1990 | Powered by 2 981 shp Turbomeca Arriel 1S1. |
| S-76D | 2009 | The S-76D is the latest variant of the Sikorsky S-76 which there have been more than 800 delivered since 1979. |