In 1991, testing began on the Allison AE 3007 (GMA for General Motors Allison). This engine combines the high-pressure spool of the AE2100 with a new fan and low-pressure turbine. First flown in 1996, different models produce between 7,000 and 8,290 lbs thrust.

models

• AE 3007A: 7,040 lb (31.3 kN)

specifications

• Turbofan
• Fan: single stage
• Bypass ratio: 5-to-1
• Compressor: 14-stage axial
• Turbine: 2-stage HP and 3-stage LP
   

used by

• Embraer ERJ 135/145