Rivian officially introduces its new R1T and R1S Quad models with four internally developed motors together producing 1,025 ...

Rivian has long held out the prospect of particularly powerful quad-motor versions of its R1 models. Now the company has ...

Rivian ‘s new Gen 2 R1 Quad-Motor all-electric trucks are the next iteration of the EV company’s flagship vehicle and come with a host of upgrades, many of them you can’t see from the outside.