OSHKOSH, Wisc.—The US Postal Service’s Next Generation Delivery Vehicle (NGDV) carries letters, packages, and enormous expectations.
First, this boxy truck being manufactured by Oshkosh Corp.’s Oshkosh Defense unit has to replace a fleet of vehicular fossils. These Long Life Vehicles (LLVs) built by Grumman from 1986 to 1994 with a 24-year planned lifespan continue to ply USPS routes despite their lack of such conveniences as air bags and air conditioning.
Second, the Biden…








