The Galaxy was based on a new wider fuselage, attached to a strengthened Astra SPX wing with integrated winglets and modified high-lift devices, powered by new 5,700-lb (25.3 kN) thrust Pratt & Whitney Canada PW306 turbofans, and with improved Pro Line 4 avionics and an all-new interior.
The Galaxy was revamped with a wider fuselage, paired with a reinforced Astra SPX wing that incorporated winglets and modified high-lift devices. It was powered by new turbofans producing 5,700-lb (25.3 kN) of thrust, along with enhanced Pro Line 4 avionics and an entirely new cabin.