Running a good off the shelf 5w40 and changing it more often is the right move. Your short trips will wreck ANY oil.
The numbers look good. Hopefully a 5w can keep the same numbers or beat them.
Is your 07 a 6.7l? The late 07.5+ trucks 6 speed auto and factory exhaust brake are a major leap forward in towing performance. Let alone the trq increase from displacement.
A 2025 ram 3500 front rotor diameter is 14.17" vs your 13.99. (No real difference, my opinion)
Maybe an improvement in...