245/70r19.5 on stock f550 wheels
thinking of putting 245/70r19.5 on my 99 f550 to help cut the gear anybody had any luck runninig them
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The 245's are taller and help ratios if you are geared too low with the 225's. My Ram has the 4.44 gearing instead of the 4.88 for just that reason.
