Has anyone switched to a smaller tire?
I have a 2014 Ram 2500 6.4 Hemi 3.73 pulling a 30' fifth wheel which weighs approx. 9000lbs. loaded. Stock tire size is 275/70r18. Truck has close to 17k miles and the original Firestone tires need to...
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time2roll wrote:Grit dog wrote:Yes really. Is it that surprising?time2roll wrote:Really?
I would change gear ratio long before swapping to a smaller tire.
Actually I did go 3.55 to 4.10
Both axles and added TrueTrac differentials about 12 years ago and well worth it.
Totally differnet truck, not even close to the same scenario. An 01 5.4 F150 can use all the help it can get compared to newer gassers. Re gear is a good choice for that truck. Can't get a lot smaller tire comparatively speaking to the 245-70-16 or 17 or whatever they came with.
