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Tubing

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The stock JK front axles feature axletubes made from 2.50-inch-diameter, 0.250-wall tubing (left). The Dynatrac ProRock 44 features massive 3-inch diameter tubes with 0.3125-wall tubing for over double the strength over stock (213 percent). Most inserted tube gussets provide only a 30-percent increase in strength over stock.

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