For the 2025 Ram 3500 with the High Output 6.7L Cummins Turbo Diesel and Cummins-powered Chassis Cab trucks, the Aisin transmission is replaced by a new eight-speed TorqueFlite HD automatic.

All variants of the 2025 Ram HD trucks offer a reworked Cummins diesel engine that now makes 430 horsepower and 1075 pound-feet of torque.; The trucks also get a new TorqueFlite eight-speed ...

Big changes are reportedly in store for the Ram HD's 6.7-liter Cummins ... The Ram truck brand's new heavy-duty ... Instead of a Chrysler or Aisin transmission, the 2025 model year Ram HD is ...

2025 Ram Heavy Duty Exterior - Find the best Ram Heavy Duty deals! While the big news for the 2025 Ram HD is the new Cummins diesel engine and eight-speed automatic transmission, there are several ...

For 2025, Ram’s HD trucks bring bolder looks that were teased last year, beefed up internals for the 6.7-liter Cummins turbodiesel I-6 with a new eight-speed transmission that allows for a ...

The engine maker's new 6.7-liter Turbo Diesel for Ram Heavy Duty's line of pickups and cab-and-chassis trucks comes with news of an extended Cummins/Ram diesel partnership through 2030.

The 2025 Ram 2500 and 3500 HD has gas and diesel engine options—the standard 405-hp 6.4-liter Hemi V-8 or a 430-hp 6.7-liter Cummins turbo-diesel inline-6.

Many Ram trucks come with Cummins engines and 68RFE six-speed units made by Chrysler, and the 68RFE's maximum torque capacity is 750 lb-ft. The six-speed Allison 1000 series transmission can ...

Cummins’ 6.7-liter Turbo Diesel advanced engine system and powertrain will be offered in the recently announced 2025 Ram 2500, 3500 Heavy Duty Pickups and Ram 3500, 4500 and 5500 Chassis Cab trucks.

For 2007, the Dodge Ram receives a significant upgrade in the form of a new optional powertrain that consist of a 6.7L I6 Cummins turbo diesel engine and a six-speed automatic transmission. Horsepower ...

For the 2025 Ram 3500 with the High Output 6.7L Cummins Turbo Diesel and Cummins-powered Chassis Cab trucks, the Aisin transmission is replaced by a new eight-speed TorqueFlite HD automatic.