TeraFlex HD Front Axle Housings are perfect for replacing bent, broken, or damaged axles JL and JK Wrangler/Unlimited and JT Gladiator vehicles including Rubicon models. Can also be used as a direct bolt-on upgrade for Jeep owners looking to beef up the stock axle’s weak areas. Our Bare HD Front Axle Housings feature a heavy-duty housing with axle tubes, front inner axle shafts (JL and JT), bracketry, and forged inner knuckles as well as pre-installed inner axle seals and upper control arm bushings. Transfer your existing internal components (differential, ring & pinion) and outer components (stub shafts, unit bearings, knuckle assembly, brakes, sensors) to the new housing! Compatible with Dana 30 AdvanTEK (M186) internal components.