Replace your weak stock front axle shafts with a set of heavy-duty TeraFlex Axle Shafts! Comes assembled with our 32-spline Front Outer Stub Shafts and Spicer 1350-Series (Rubicon) U-Joints. Complete kit includes both sides. 30-Spline Tera44 Rubicon Front Inner Axle Shafts will work with the OEM Rubicon locker # 68017176AA or similar. 35-Spline Tera44 Rubicon Front Inner Axle Shafts will work with most 35-spline aftermarket lockers such as the ARB # RD157.