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Wonder how much worse the MPG is with the front turning vs. unlocked hubs??


I converted from live hubs to manual hubs and didn't notice any difference in fuel economy. BTW I do calculate my MPG at every fill up.

93 4X4 ext-cab, auto, SR5, 3.4 V6, supercharged, 2.1" pulley, URD fuel mods, Aquamist WI, IPT valve body mod, dual cases, 4" superlift, Alcan springs, 33 BFG MT, ARB locked front & rear, 5.29 US Gears, RB 1" BL, 1.5" BJ spacers, TJM T-17, Warn m8000.