ATS Allison Conversion Stage 4 Transmission 07.5-09 Ram 6.7L Cummins Aisin AS68RC 2WD HAWK-HKS4451.299Z and watch the power level

and watch the power level climb

They're an ideal choice for daily drivers

The coil overs come fully assembled and pre set for the 4

Please choose your cab and box configuration from the menu below (will not fit Regular or Mega Cab models):

then attaches to the lift point when extra lift height is needed

ATS Allison Conversion Stage 4 Transmission 07.5-09 Ram 6.7L Cummins Aisin AS68RC 2WD HAWK-HKS4451.299Z and watch the power levelSometimes, the factory Aisin AS68RC in your 2007. 5 2009 Ram Cummins 2WD just doesn't cut it. Why not put an Allison behind your Cummins engine! The Allison transmission is known for its strength and durability and in the past, installing an Allison in your Ram was an absolute headache. Not anymore! ATS has developed a complete kit with everything you need to swap your Aisin AS68RC for a built Allison Stage 4 Transmission. ATS Diesel has engineered