The newly increased range for the G500 and G600 apply to both the high-speed cruise of Mach 0.90 and the long-range cruise speed of Mach 0.85.
The G500 now delivers 9,816 kilometres at Mach 0.85 and 8,334 kilometres at Mach 0.90.
The G600’s range at Mach 0.85 has improved to 12,223 kilometres and 10,371 kilometres at Mach 0.90.
“The G500 and G600 have been exceeding expectations since they entered service,” said Mark Burns, president, Gulfstream. “This latest demonstrated range increase provides further proof of the tremendous efficiency and versatility of these aircraft. The Gulfstream team is always looking for opportunities to improve aircraft capabilities and the customer experience, and we are pleased to deliver another performance enhancement for both existing and future customers.”
In addition to the range increases, the G600 now delivers greater payload capacity with full fuel. The G600’s basic operating weight has been reduced by 259 kilograms over original values, bringing its full-fuel payload capabilities up to 1,179 kilograms.