Everything was installed by the pros at Hennessey. This 1019 horsepower, 969 lb-ft of torque, 2024 RAM TRX Mammoth 1000 crew cab 4x4 has, all totaled, over $40,000 in upgrades.

Hennessey offers limited run of the world’s favorite hypertruck as HEMI-powered RAM TRX production comes to an end MAMMOTH 1000 TRX: 1,012 bhp / 969 lb-ft torque / 0-60 mph in 3.2 seconds / 11.4 ...

This year, the title of Texas Off-Road Truck of 2023 went to the Hennessey RAM TRX Mammoth 1000, followed by the RAM 1500 TRX as the Texas Full Size Truck of the Year.

John Hennessey, company founder and CEO: “ The factory brakes on the RAM TRX work well for the stock 700 horsepower truck, but our high horsepower MAMMOTH 1000 upgrade pushes them to the limit ...