Rivian Range Estimates Updated for 2026, Quad Max Pack Data Finally Appears
New EPA documents reveal updated range estimates for Rivian’s 2026 model year vehicles, including the first official figures for the Quad Motor Max Pack configuration. As with previous years, Rivian uses the more rigorous 5-cycle EPA testing method, which provides a more realistic real-world estimate compared to the simpler 2-cycle procedure some automakers use. While some 2026 configurations still show as “pending,” the most significant update here is the inclusion of Quad Max Pack range estimates for the R1S. With…