Rolls-Royce AE 2100

AE 2100
The Rolls-Royce AE 2100 D2A on a C-27J
TypeTurboprop
National originUnited States
Manufacturer
Major applications
Number built2,300+
Developed fromRolls-Royce T406

The Rolls-Royce AE 2100 is a turboprop developed by Allison Engine Company, now part of Rolls-Royce North America. The engine was originally known as the GMA 2100, when Allison was a division of former corporate parent General Motors.