While the SSJ100’s maximum range is 3,048 km, the SSJ100LR has a maximum range of 4,578 km. Gazpromavia Aviation is the launch customer for the SSJ100LR. First delivery is scheduled for the current quarter.
The SSJ100LR flight test program encompassed 115 flight hours on more than 60 flights. The SSJ100LR is powered by PowerJet SaM146 1S18 engines that offer a 5% increased thrust over the SaM146 engines used on the SSJ100.
Source: Air Transport World