Sonnax Slip yokes are made of forged steel .  They add strength and durability at an affordable price. The T3-3-14061HP uses1350 series u-joints, and fits several applications, including most 4R70W.  Whether your using these for street car, street rod, drag or dirt, these deliver strength and reliability for high horse power and maximum torque capacity. 28-Spline, Spicer 1350 Joint Style, 7.50 in. Length