Transmission Slip Yoke For Turbo 400 TH 400 4L80E 4L85E And Torque Converter 1350 Series U Joint Replaces 3-3-5551X Fits 1998-2007 NP246 NP261 NP263 Transfer Cases Truck-Ready Heavy Duty Beefy Drive Shaft Part

Heavy-Duty 1350 Slip Yoke, 1pc for GM TH400 driveshaft
✔️ Replaces 3-3-5551X; 40Cr forged steel, 1350-series yoke fit.

This heavy-duty transmission slip yoke is designed for 1350-series driveshafts used in heavy-duty trucks and off-road builds. It fits GM TH400/4L80E/4L85E transmissions and NP246/NP261/NP263 transfer cases from 1998-2007, making it a reliable upgrade for robust driveline setups.

✅ Replaces OEM 3-3-5551X; 1350-series U-joint slip yoke
✅ 40Cr forged steel construction for durability
✅ Fits GM TH400/4L80E/4L85E and NP246/NP261/NP263 transfer cases (1998-2007)
✅ Easy installation and vibration reduction for smoother operation

💡 What is a slip yoke used for in a drivetrain?

A slip yoke connects the transmission tail shaft to the driveshaft and allows for changes in length as the suspension travels. - 1350-series slip yoke compatibility for GM TH400/4L80E/4L85E and NP transfer cases - Forged from 40Cr steel for durability and longer service life - Easy OEM-style installation that reduces driveline vibration