Ram 2500 coil vs Ram 3500 leaf: squat test
Test RV is a 40' Silverback 5er. It has 4 slide outs, one over the hitch. It has a 15,500# GVWR. Loaded as it was, the 5ers pin weight is likely over 2500#. His truck is a 2014 Ram 3500 S...
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Here is a better picture of the rear springs where you can clearly see they are wound tighter at the top, and much larger space near the bottom making them progressive rate.
