Pulling a 5th wheel on level highway
I have a 30' 5th wheel and pull it with my Dodge diesel truck. The rear end gearing is 4:10 and the trans is an automatic which has been rebuilt for heavy towing. I was told recently by an experienc...
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I put it in "Tow Haul" set the cruise about 60-62 mph (2,000 rpm w/ 4:10 rears) and let her run. The truck will do what it feels is right. Towing 12,000# and normally it will only drop 1 gear to go up a hill. If it's in tow haul the computer will protect the engine and transmission.
