Originally Posted by
RamIt
At the present moment in time, there is no indication on our side that suggests a switch to the ZF transmission for the Cummins trucks.
While the 8HP90/95 are monsters of a transmission, neither platform offers the capability needed for our trucks.
If anything, I would expect to see a switch to a variant of the AISIN for the 2500s, but the upgraded 68RFE has, so far, been proven to be a fantastic transmission.
I'd personally like to see the heavy dutys get a multi-disc torque converter & some improved gear ratios.
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