Hellephant-Swapped 6x6 RAM TRX Final Shakedown! // MAMMOTH 6x6 by HENNESSEY

Blessed with a third axle and a Hellephant engine tuned up to 1200 HP, this RAM TRX is now equipped to live its best life as a Hennessey MAMMOTH 6x6. The Hellephant-powered 6x6 production run, limited to three examples, has concluded but Hennessey is proud to continue offering 6x6 conversions for the still-ridiculous MAMMOTH 1000-upgraded RAM TRX. In this video, some of the Hennessey team loaded into this monolithic machine for a final shakedown on the Pennzoil Proving Ground. Hennessey MAMMOTH 6X6 Vehicle Page: Stay tuned! Subscribe for the latest and greatest in automotive performance by Hennessey. Get a warranty-guaranteed upgrade for your RAM TRX with Hennessey: 979-885-1300 | Would you like to learn how to make fast cars faster? Check out Tuner School where our classroom includes a chassis dyno cell and a 1/4 mile dragstrip - all on the Hennessey Performance campus! 979-885-1300 |