Rivian's R1T pickup and R1S SUV have only been with us for a few years, but the EV brand saw fit to give them some significant upgrades. To spot visual changes, you'll have to be a Rivian superfan, but there's a lot happening behind the surface. There's a new infotainment system, updated driver-assist technology, a new tri-motor powertrain option, and a big power boost for the quad-motor variant.
