Slip YokePowerglide, TH200-4R, TH350, TH700-R4, 4L60-E, Muncie M-20, 21 & 22 with 27-tooth spline, Saginaw 3- & 4-Speed27 SplineFits 1350 Series U-Joint CL to End: 6.940"Length: 7.810"Spline Tooth Count: 27Seal Dia.: 1.503"Barrel Length: 5.130"Weight (lbs): 3.113 lbsLength of Counter Bore: 0.410"Counter Bore (Y/N): YesSpline Type: CounterboreDriveline Series: 1350Material: Forged ChromolySonnax T3-3-4281HP forged chromoly performance slip yoke is an excellent upgrade over factory style transmission yokes, adding strength and durability at an affordable price. The T3-3-4281HP uses 1350 series u-joints, and fits several applications, including most 4L60, 700R4 and TH350 transmissions. These high performance slip yokes deliver superior strength and durability for high horsepower and torque capacity applications, from street car, to street rod, drag strip, to dirt oval track.