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Slip Yoke
Part No. T3-3-5551HP

TH400 with 208 transfer case

Sonnax T3-3-5551HP forged chromoly performance slip yoke is an excellent upgrade over factory style transmission yokes, adding strength and durability at an affordable price. The T3-3-5551HP uses 1350 series u-joints, and fits several applications, including most TH400. It can also be counterbored for truck style TH400 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.

  • Counter Bore (Y/N): Yes
  • Spline Type: Counterbore
  • Driveline Series: 1350
  • Material: Forged Chromoly
  • Spline Tooth Count: 32
  • Seal Dia.: 1.886"
  • CL to End Length: 7.940"
  • Length: 8.810"
  • Length of Counter Bore: 0.220"
  • Weight (lbs): 3.980
  • Barrel Length: 6.380"

Contact your local driveline shop for availability. If you need assistance finding a shop, or if you would like to become a distributor, fill out the form and a Sonnax driveline product specialist will contact you.

  • Slip yoke

How to Measure a Slip Yoke

Some slip yokes have missing splines. To verify spline count, always count the splines on the transmission output shaft. A slip yoke counterbore is a short lead without spline in the end of the yoke.

  1. Spline Count
  2. Seal Dia.
  3. Length (Centerline to End)
  4. Barrel Length

How to Determine a U-joint Series

 
U-Joint Series
E
U-Joint Width (inches)
F
Cap Diameter (inches)
3R 2.562 1.125
1310 3.219 1.062
1330 3.622 1.062
1350 3.622 1.188
1410 4.188 1.188
1480 4.188 1.375
1485 4.178 1.375
1550/1555 4.964 1.375 outside snap rings

Measure the inside snap ring, indicated on the diagram as G.

Learn more about Sonnax slip yokes