5.9 liter Cummins 6BT (12 valve)
- 1989 to 1993
- 160 horsepower @ 2,500 rpm
- 400 lb-ft @ 1,600 rpm
- 1994 and 1995
- Trucks equipped with an automatic transmission
- 160 horsepower @ 2,500 rpm
- 400 lb-ft @ 1,600 rpm
- Trucks equipped with a manual transmission
- 175 horsepower @ 2,600 rpm
- 420 lb-ft @ 1,500 rpm for trucks
- Trucks equipped with an automatic transmission
- 1996 to 1998
- Trucks equipped with an automatic transmission
- 180 horsepower @ 2,500 rpm
- 420 lb-ft @ 1,500 rpm
- Trucks equipped with a manual transmission
- 215 horsepower @ 2,600 rpm
- 440 lb-ft @ 1,500 rpm
- Trucks equipped with an automatic transmission
5.9 liter Cummins ISB (24 valve)
- 1998 to 2000
- Trucks equipped with an automatic transmission
- 215 horsepower @ 2,700 rpm
- 420 lb-ft @ 1,600 rpm
- Trucks equipped with a manual transmission
- 235 horsepower @ 2,700 rpm
- 460 lb-ft @ 1,600 rpm
- Trucks equipped with an automatic transmission
- 2001 and 2002
- Standard output engine
- 235 horsepower @ 2,700 rpm
- 460 lb-ft @ 1,400 rpm
- High output engine, NV5600 manual transmission only, not available with CA emissions package
- 245 horsepower @ 2,900 rpm
- 505 lb-ft @ 1,400 rpm
- Standard output engine
- 2003
- Standard output engine
- 235 horsepower @ 2,700 rpm
- 460 lb-ft @ 1,400 rpm
- High output engine
- 305 horsepower @ 2,900 rpm
- 555 lb-ft @ 1,400 rpm
- Standard output engine
- 2004
- California emissions package only
- 235 horsepower @ 2,700 rpm
- 460 lb-ft @ 1,400 rpm
- Standard output engine
- 305 horsepower @ 2,900 rpm
- 555 lb-ft @ 1,400 rpm
- High output engine
- 325 horsepower @ 2,900 rpm
- 600 lb-ft @ 1,600 rpm
- California emissions package only
- 2005 to 2007
- 325 horsepower @ 2,900 rpm
- 610 lb-ft @ 1,600 rpm
6.7 liter Cummins
- 2007 to 2010
- Trucks equipped with an automatic transmission
- 350 horsepower @ 3,013 rpm
- 650 horsepower 1,500 rpm
- Trucks equipped with a manual transmission
- 350 horsepower @ 3,013 rpm
- 610 lb-ft @ 1,500 rpm
- Trucks equipped with an automatic transmission
- 2011
- Trucks equipped with an automatic transmission
- 350 horsepower @ 3,000 rpm
- 650 lb-ft @ 1,500 rpm
- Trucks equipped with a manual transmission
- 350 horsepower @ 3,000 rpm
- 610 lb-ft @ 1,500 rpm
- February 2011 and newer
- 350 horsepower @ 3,000 rpm
- 800 lb-ft @ 1,600 rpm
- Trucks equipped with an automatic transmission
- 2012
- Trucks equipped with an automatic transmission
- 350 horsepower @ 3,000 rpm
- 800 lb-ft @ 1,600 rpm
- Engines equipped with a manual transmission
- 350 horsepower @ 3,000 rpm
- 610 lb-ft @ 1,500 rpm
- Trucks equipped with an automatic transmission
- 2013 and 2014
- Trucks equipped with a manual transmission
- 350 horsepower @ 2,800 rpm
- 660 lb-ft @ 1,500 rpm
- Standard output engine
- 370 horsepower @ 2,800 rpm
- 800 lb-ft @ 1,600 rpm
- High output engine (available in Ram 3500 only)
- 385 horsepower @ 2,800 rpm
- 850 lb-ft @ 1,600 rpm
- Trucks equipped with a manual transmission
- 2015
- Trucks equipped with a manual transmission
- 350 horsepower @ 2,800 rpm
- 660 lb-ft @ 1,500 rpm
- Standard output engine
- 370 horsepower @ 2,800 rpm
- 800 lb-ft @ 1,600 rpm
- High output engine
- 385 horsepower @ 2,800 rpm
- 865 lb-ft @ 1,600 rpm
- Trucks equipped with a manual transmission
- 2016 and 2017
- Trucks equipped with a manual transmission
- 350 horsepower @ 2,800 rpm
- 660 lb-ft @ 1,500 rpm
- Standard output engine
- 370 horsepower @ 2,800 rpm
- 800 lb-ft @ 1,600 rpm
- High output engine
- 385 horsepower @ 2,800 rpm
- 900 lb-ft @ 1,600 rpm
- Trucks equipped with a manual transmission
- 2018
- Trucks equipped with a manual transmission
- 350 horsepower @ 2,800 rpm
- 660 lb-ft @ 1,500 rpm
- Standard output engine
- 370 horsepower @ 2,800 rpm
- 800 lb-ft @ 1,700 rpm
- High output engine
- 385 horsepower @ 2,800 rpm
- 930 lb-ft @ 1,700 rpm
- Trucks equipped with a manual transmission
- 2019 and 2020
- Standard output engine
- 370 horsepower @ 2,800 rpm
- 800 lb-ft @ 1,700 rpm
- High output engine
- 400 horsepower @ 2,800 rpm
- 1,000 lb-ft @ 1,800 rpm
- Standard output engine
- 2021 to 2024
- Standard output engine
- 370 horsepower @ 2,800 rpm
- 850 lb-ft @ 1,700 rpm
- High output engine
- 420 horsepower @ 2,800 rpm
- 1,075 lb-ft @ 1,800 rpm
- Standard output engine
- 2025
- 430 horsepower @ 2,800 rpm
- 1,075 @ 1,800 rpm