Towing with a lifted truck?
Hello, first post here. Anyway, as I'm sure a lot of new people do, I have a ton of questions. However, I'll start with this one. I have a 2008 Ram 1500, 5.7L, it's lifted with 35" tires. Is...
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I have a 2008 Ram 1500, 5.7L, it's lifted with 35" tires
I believe the OEM tire size was P276/60R20 which is about 32.9" OD, thinking you have 3.73 gears, rpm at 65mph would put you at 2469rpm. With 35" tall tires your rpm at 65mph will be around 2329, makes it approx. 6% lower rpm with the larger tire. Hardly a great loss... if you have 3.73 gears and the OEM tire size is correct for your 2008?
Correct me if I'm wrong on gear set and OEM tire size.
