That process is helped by Rivian's new system architecture introduced in the Gen 2 R1 platform last year. This not only greatly simplified the architecture of the vehicles, cutting cost and weight, but it enabled far more finite control over those motors.

Rivian was the first to bring a commercially viable quad-motor EV to market in 2022, with Rimac also debuting one in very limited numbers. Now the Rivian R1T pickup truck and R1S SUV both have received a significant refresh,

The Rivian R1T would like to tell everyone that there's only one sheriff in town, and it's got four electric motors.