Which Cummins has the Aisin transmission?
Aisin transmissions are currently offered on a wide range of RAM trucks. Today, the most common options are the Aisin AS66RC, which is paired with RAM Chassis Cab models that use a 6.4L V8, and the Aisin AS69RC, which is paired with RAM Chassis Cab models that use the 6.7L Cummins diesel.
Which transmission is better Aisin or 68RFE?
The 68RFE is not nearly as robust as the Aisin in any way, shape, or form. They are two totally different transmissions. … The difference is the Aisin has a much deeper First (3.75:1) and Second (2.0:1) to maximize the 6.7L’s torque delivery for more low-end pulling power.
Is the Aisin transmission any good?
The Aisin transmission may not be as reliable as everyone believes. RevMax, a reputable transmission rebuilder, had this to say about the Aisin, ” It was build with extremely low quality internal parts and its capacity to handle increased power in stock form is extremely low.
Which Dodge diesel engine is the best?
The Cummins 6.7L Turbo Diesel is the most powerful engine option for RAM 2500 and 3500 pickup trucks. Producing up to 400 horsepower and 1,000 pound-feet of clean diesel torque, this powerhouse helps RAM deliver best-in-class towing.
How much HP can a stock 68RFE handle?
In my humble opinion, the 68RFE is a solid transmission in stock power mode. Some users have reported at least 200K or more miles out of them with proper maintenance. Now the 68RFE auto can handle 60+ horsepower increase without any major issues.