G2 now offers an even stronger option for the Jeep Wrangler JK. These axles are forged from 4340 Chromoly steel resistant for corossion. Then axles are precision machined and heat treated to withstand the loads produced by larger tires and low gear ratios.U-joint and inner shaft not included,Fits to front Dana 44,Fits to larger Rubicon Express 1350 series 5-7166X U-joint,Spline hubs: 32,Fits both Rubicon Express and Unlimited models,Made in USA,