Forum Discussion
Grit_dog
Feb 25, 2016Navigator
drittal wrote:
The 66RFE ram uses behind both Hemi engines in the HD line has the same gearing as the 68RFE behind the Cummins. The gearing is numerically lower than the ratios found in both the Ford and Chevy gas transmissions. The Ram would benifit from higher numerical differential gearing to compensate, but 4.10 is the highest available unless you go to chassis cab. 4.44 would be sweet.
??
This makes no sense.
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