View Dodge Ram Trx 6X6 PNG . However, the 702 bhp factory hellcat supercharged v8 will be replaced by a specially. Hpe will soon be building a 6x6 conversion of the 2021 ram trx truck. 2021 Ram 1500 Trx Mammoth 6x6 By Hennessey from pictures.topspeed.com Hennessey unveils outrageous ram 1500 trx 6x6 mammoth: The v10 in the ram made 300 hp/450 torque. Yes, 702 horsepower is enough for most people, but probably not for most people who shop at hennessey, so the mammoth will be powered. The v10 in the ram made 300 hp/450 torque. Chrysler, dodge, jeep, ram, mopar and srt are registered trademarks of fca us llc. Hpe will soon be building a 6x6 conversion of the 2021 ram trx truck. However, the 702 bhp factory hellcat supercharged v8 will be replaced by a specially. Chrysler, dodge, jeep, ram, mopar and srt are registered trademarks of fca us llc. Source: hips.hears...