Preview: 2023 Mercedes-Benz Sprinter arrives with overhauled drivetrain

Mercedes-Benz is about a year out from launching an electric version of its Sprinter full-size van here in the U.S. (one has been offered overseas since 2019), but that doesn’t mean the automaker is abandoning the current internal-combustion version. On the contrary, Mercedes is overhauling the drivetrain offered in the Sprinter, improving both…