The 2022 Jeep Grand Wagoneer is available as a 4-door, 7-seat sport utility. Starting at $87,995, the 2022 Jeep Grand Wagoneer I is powered by a 6.4LL , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 18-mpg on the highway. The top of the line 2022JeepGrand WagoneerIII , priced at $ 107,995 , is powered by a 6.4LL , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 13-mpg in the city and 18-mpg on the highway.