3 man crew that all sit in the front of the hull, turret is completely automated and remote control. Engine and crew compartment can be swapped to make different vehicles like the T-15 IFV. Finally has modern worthy armor. Also has active defense using 5 radar panels to detect projectiles and knock them out of the air. Can replace the 125mm smoothbore with a 152mm if desired.
It's pretty slick on paper, but damn it's fugly.
I do like the T-15 IFV on the same chassis:
Artist renditions of possible variants: