Pratt & Whitney PurePower PW1000G geared-turbofan family spanning the PW1100G-JM, PW1400G-JM, PW1500G, PW1700G, and PW1900G programs. Pratt & Whitney describes the current GTF family as a geared fan architecture with an up-to-81-inch fan, up-to-12:1 bypass ratio, 3:1 fan-drive gear ratio, and applications across Airbus A320neo, Airbus A220, and Embraer E-Jets E2; the manufacturer reports family-level totals of 12,000 engines ordered by 90+ customers, about 2,400 aircraft with 80+ operators, and 40 million hours of experience. Exact model, variant, and aircraft-installation identities remain separately represented.