Cummins Turbodiesel Timeline

Applicable Models:

1989 - 1993 Dodge D250, D350, W250, W350
1994 - 2010 Dodge Ram 2500, 3500
2011 - current Ram Trucks Ram 2500, 3500

Applicable Engine(s):

5.9L Cummins 6BT (12 valve)
5.9L Cummins ISB (24v)
6.7L Cummins ISB

5.9L, 6.7L Cummins Horsepower & Torque By Model Year

Model Year

Rated Horsepower

Rated Torque

Notes

1989

160 hp @ 2,500 rpm

400 lb-ft @ 1,600 rpm

Dodge introduces Cummins turbodiesel for 1989 model year.

1990

160 hp @ 2,500 rpm

400 lb-ft @ 1,600 rpm

N/A

1991

160 hp @ 2,500 rpm

400 lb-ft @ 1,600 rpm

Intercooler introduced for 1991 model year Ram pickups.

1992

160 hp @ 2,500 rpm

400 lb-ft @ 1,600 rpm

N/A

1993

160 hp @ 2,500 rpm

400 lb-ft @ 1,600 rpm

N/A

1994

Auto Trans:

160 hp @ 2,500 rpm

400 lb-ft @ 1,500 rpm

Bosch P7100 replaces VE44 injection pump.

Manual Trans:

175 hp @ 2,600 rpm

420 lb-ft @ 1,500 rpm

1995

Auto Trans:

160 hp @ 2,500 rpm

400 lb-ft @ 1,500 rpm

N/A

Manual Trans:

175 hp @ 2,600 rpm

420 lb-ft @ 1,500 rpm

1996

Auto Trans:

180 hp @ 2,500 rpm

420 lb-ft @ 1,500 rpm

N/A

Manual Trans:

215 hp @ 2,600 rpm

440 lb-ft @ 1,500 rpm

1997

Auto Trans:

180 hp @ 2,500 rpm

420 lb-ft @ 1,500 rpm

N/A

Manual Trans:

215 hp @ 2,600 rpm

440 lb-ft @ 1,500 rpm

1998 (5.9L 12v)

Auto Trans:

180 hp @ 2,500 rpm

420 lb-ft @ 1,500 rpm

Last model year of production for the 12 valve Cummins.

Manual Trans:

215 hp @ 2,600 rpm

440 lb-ft @ 1,500 rpm

1998.5 (5.9L 24v)

Auto Trans:

215 hp @ 2,700 rpm

420 lb-ft @ 1,600 rpm

24 valve Cummins introduced mid-model year, replaces 12 valve.

Manual Trans:

235 hp @ 2,700 rpm

460 lb-ft @ 1,600 rpm

1999

Auto Trans:

215 hp @ 2,700 rpm

420 lb-ft @ 1,600 rpm

N/A

Manual Trans:

235 hp @ 2,700 rpm

460 lb-ft @ 1,600 rpm

2000

Auto Trans:

215 hp @ 2,700 rpm

420 lb-ft @ 1,600 rpm

N/A

Manual Trans:

235 hp @ 2,700 rpm

460 lb-ft @ 1,600 rpm

2001

Standard:

235 hp @ 2,700 rpm

460 lb-ft @ 1,400 rpm

High output Cummins introduced, NV5600 manual trans only, not available in California.

High Output:

245 hp @ 2,900 rpm

505 lb-ft @ 1,400 rpm

2002

Standard:

235 hp @ 2,700 rpm

460 lb-ft @ 1,400 rpm

N/A

High Output:

245 hp @ 2,900 rpm

505 lb-ft @ 1,400 rpm

2003

Standard:

235 hp @ 2,700 rpm

460 lb-ft @ 1,400 rpm

Bosch High pressure common rail replaces VP44 injection pump.

High Output:

305 hp @ 2,900 rpm

555 lb-ft @ 1,400 rpm

2004

Standard:

305 hp @ 2,900 rpm

555 lb-ft @ 1,400 rpm

N/A

California only:

235 hp @ 2,700 rpm

460 lb-ft @ 1,400 rpm

High Output:

325 hp @ 2,900 rpm

600 lb-ft @ 1,600 rpm

2005

325 hp @ 2,900 rpm

610 lb-ft @ 1,600 rpm

N/A

2006

325 hp @ 2,900 rpm

610 lb-ft @ 1,600 rpm

N/A

2007 (5.9L 24v)

325 hp @ 2,900 rpm

610 lb-ft @ 1,600 rpm

Last production year of the 5.9L Cummins.

2007.5 (6.7L)

Auto Trans:

350 hp @ 3,013 rpm

650 lb-ft @ 1,500 rpm

6.7L Cummins introduced mid-model year as replacement for the 5.9L; meets stricter emissions regulations, diesel particulate filter (DPF) becomes standard equipment.

Manual Trans:

350 hp @ 3,013 rpm

610 lb-ft @ 1,500 rpm

2008

Auto Trans:

350 hp @ 3,013 rpm

650 lb-ft @ 1,500 rpm

N/A

Manual Trans:

350 hp @ 3,013 rpm

610 lb-ft @ 1,500 rpm

2009

Auto Trans:

350 hp @ 3,013 rpm

650 lb-ft @ 1,500 rpm

N/A

Manual Trans:

350 hp @ 3,013 rpm

610 lb-ft @ 1,500 rpm

2010

Auto Trans:

350 hp @ 3,013 rpm

650 lb-ft @ 1,500 rpm

N/A

Manual Trans:

350 hp @ 3,013 rpm

610 lb-ft @ 1,500 rpm

2011

Auto Trans:

350 hp @ 3,000 rpm

650 lb-ft @ 1,500 rpm

Cummins, Ram Trucks launch higher output, 800 lb-ft engine in February of the 2011 model year.

Manual Trans:

350 hp @ 3,000 rpm

610 lb-ft @ 1,500 rpm

Feb. 2011 + Build:

350 hp @ 3,000 rpm

800 lb-ft @ 1,600 rpm

2012

Auto Trans:

350 hp @ 3,000 rpm

800 lb-ft @ 1,600 rpm

N/A

Manual Trans:

350 hp @ 3,000 rpm

610 lb-ft @ 1,500 rpm

2013

Manual Trans (G56):

350 hp @ 2,800 rpm

660 lb-ft @ 1,500 rpm

3 versions of the Cummins available for 2013 model year; G56 manual, 68RFE automatic, and Aisin automatic transmissions. High Output (H.O.) model, Aisin transmission only available on Ram 3500 pickups. Selective catalytic reduction (SCR) requiring the use of diesel exhaust fluid (DEF) also becomes standard on all Cummins engines.

Auto Trans (68RFE):

370 hp @ 2,800 rpm

800 lb-ft @ 1,600 rpm

Auto Trans (Aisin):

385 hp @ 2,800 rpm

850 lb-ft @ 1,600 rpm

2014

Manual Trans (G56):

350 hp @ 2,800 rpm

660 lb-ft @ 1,500 rpm

N/A

Auto Trans (68RFE):

370 hp @ 2,800 rpm

800 lb-ft @ 1,600 rpm

Auto Trans (Aisin):

385 hp @ 2,800 rpm

850 lb-ft @ 1,600 rpm

2015

Manual Trans (G56):

350 hp @ 2,800 rpm

660 lb-ft @ 1,500 rpm

High Output (H.O.) Cummins mated to the Aisin transmission receives 15 lb-ft increase in torque output, remains available only on Ram 3500 models.

Auto Trans (68RFE):

370 hp @ 2,800 rpm

800 lb-ft @ 1,600 rpm

Auto Trans (Aisin):

385 hp @ 2,800 rpm

865 lb-ft @ 1,600 rpm

2016

Manual Trans (G56):

350 hp @ 2,800 rpm

660 lb-ft @ 1,500 rpm

H.O. Cummins gains 35 lb-ft for 2016 model year, raising peak torque to 900 lb-ft. High Output engine only available in Ram 3500 model trucks and only available mated to Aisin AS69RC automatic transmission.

Auto Trans (68RFE):

370 hp @ 2,800 rpm

800 lb-ft @ 1,600 rpm

Auto Trans (Aisin):

385 hp @ 2,800 rpm

900 lb-ft @ 1,600 rpm

2017

Manual Trans (G56):

350 hp @ 2,800 rpm

660 lb-ft @ 1,500 rpm

N/A - no significant changes

Auto Trans (68RFE):

370 hp @ 2,800 rpm

800 lb-ft @ 1,600 rpm

Auto Trans (Aisin):

385 hp @ 2,800 rpm

900 lb-ft @ 1,600 rpm

2018

Manual Trans (G56):

350 hp @ 2,800 rpm

660 lb-ft @ 1,500 rpm

Auto Trans (68RFE):

370 hp @ 2,800 rpm

800 lb-ft @ 1,700 rpm

Auto Trans (Aisin):

385 hp @ 2,800 rpm

930 lb-ft @ 1,700 rpm

2019

68RFE Auto Trans:

370 hp @ 2,800 rpm

850 lb-ft @ 1,700 rpm

H.O. Cummins gains 15 hp & 70 lb-ft, peaks at 1,000 lb-ft of torque. Standard Cummins gains 50 lb-ft, no horsepower change. Manual transmission no longer available.

Aisin Auto Trans:

400 hp @ 2,800 rpm

1,000 lb-ft @ 1,800 rpm

2020

68RFE Auto Trans:

370 hp @ 2,800 rpm

850 lb-ft @ 1,700 rpm

N/A - no significant changes over previous model year

Aisin Auto Trans:

400 hp @ 2,800 rpm

1,000 lb-ft @ 1,800 rpm

2021 - 2024

68RFE Auto Trans:

370 hp @ 2,800 rpm

850 lb-ft @ 1,700 rpm

H.O. Cummins gains 20 horsepower and 75 lb-ft of torque. Standard Cummins output remains at previous model year ratings. Cummins notably drops the Bosch CP4 injection pump in favor or the more reliable Bosch CP3.

Aisin Auto Trans:

420 hp @ 2,800 rpm

1,075 lb-ft @1,800 rpm