Forum Discussion
Me_Again
May 27, 2016Explorer III
Cummins12V98 wrote:BigToe wrote:
5 pages... and not one person has yet mentioned that Ram offers TWO Aisin automatic transmissions concurrently, let alone distinguished between the two.
It would help if you establish which Aisin automatic you are talking about when making a comparison.
And technically, one could say there are 3 Aisins in the Rams, because one of them was updated a year or two ago.
For 2016? Please explain.
Maybe he is talking about that you have one and I have one. As they are both AS69RC models, which is the only model RAM is installing now in 3500, 4500 and 5500's. The AS68RC in chassis models was replaced in 2013 with the introduction of the AS69RC in the 3500 pickups.
"The Aisin AS69RC is a medium duty 6 speed automatic transmission offered in the 2013 Ram HD. It is similar in design to the AS68RC, which was only available in chassis cab Rams mated to the 6.7L Cummins. The AS69RC is one of three transmissions offered beginning the 2013 model year, and will be standard on the high output version (385 hp/850 lb-ft) of the 6.7L Cummins. The transmission is larger and more robust than both the AS68RC and 68RFE. Ram claims the transmission has a 64% higher input torque capacity than the 68RFE. It is manufactured by Aisin Seiki, a Japanese automotive parts supplier. Though actual input torque capacity is unknown, its application suggests it is in the 850-950 lb-ft range. For comparison, the AS68RC has a max input capacity of 750 lb-ft. The AS69RC also replaces the AS68RC in chassis cab models for 2013. Its wide ratio spread provides low gearing for tow applications, while a relatively high 0.63 second overdrive keeps engine rpm low at highway speeds to maximize fuel economy."
http://www.dieselhub.com/trans/aisin-AS69RC.html
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