Off-road capability is an essential part of the Jeep brand. But the company and its parent, Stellantis, are very well aware that they’ll need more than just the current 4xe PHEV system to help meet future emissions standards and get the fuel economy buyers demand. CarBuzz found a new patent from Stellantis that suggests it might have just figured out the perfect way: A system that can give hybrids and some EREV models the advantage of low-range gearing and the advantages of electric motor drive.