The legendary Ram 1500 TRX may be gone, but one Atlanta-based tuner has built a version so powerful it makes the factory ...

The Hennessey Performance Mammoth 1000 SUV is a custom three-row truck based on the Ram 1500 TRX. The 1,012 hp, seven-passenger truck is priced at $375,000.

But those moves came too late to save the Ram 1500 TRX and its 702-horsepower Hellcat engine. It's too soon to tell if a TRX ...

The 2021 Ram 1500 TRX is a thoroughly incredible machine that's great for pounding across dunes and flying over jumps, ... Hennessey Performance has the solution in the Mammoth SUV. What it is, ...

The Mammoth 1000 package rolled out for the 2021 model year at $135,350 including the donor vehicle. Back then, Ram listed the off-road truck at $69,995 excluding the destination charge.

Ram 1500 TRX Hennessey Mammoth 1000 Overland Edition. Hennessey also expects most customers to order its $21,950 Stage 2 off-road package, which adds 37-inch tires ...

After the upgrade, the Ram 1500 TRX with the Mammoth 1000 pack is capable of over 1,000 HP and 969 lb-ft (1,313 Nm) of torque. Hennessey also offers two years or 24,000 mi (38,620 km) of warranty.

Watch Hennessey's Ram 1500 TRX–Based Mammoth 1000 Let Rip on a Dyno. This modified, Hellcat-powered Ram truck lays down some serious wheel horsepower. Alexander Stoklosa Writer ...

Hennessey's team only plans to build three Mammoth 6x6s and each will cost $500,000. Each Mammoth 6x6 will start life as a 2021 Ram 1500 TRX. The 702-horsepower supercharged Hellcat 6.2-liter V-8 ...

And Hennessey Performance is pulling the stops out farther than ever before by basing its latest hulk on the 2021 Ram 1500 TRX. Hennessey is calling this six-wheeled beast the Mammoth.

Hennessey Performance has been busy tuning the Ram 1500 TRX and has just tested its 1,000 hp upgrade package on the dyno for the first time. The Ram 1500 TRX leaves the factory with the 6.2-liter ...