Feature: 1. Application: The 3pcs turbine shaft installer resizer is used to assist in the installation and sizing of 4L80E and 4L85E turbine shaft seals. 2. Good Protection: Simple to use, the resizing tool prevents improper installation and seal damage. Prevent seal deformation during installation. 3. Fitment: The set is applicable to all input shaft lengths. Similar to for Kent‑Moore J‑38736; Atec Trans‑Tool T‑2974 and T‑2974‑M. 4. Set Include: The tool can secure both small and large seals. It is equipped with a two end universal seal expander, a small end PTFE seal resizer and a large end PTFE seal resizer. 5. Strong Steel: The seal installer expander is made of durable steel with high strength and is polished to ensure a reliable long service life. Specification: Item Type: Turbine Shaft Seal InstallerMaterial: Steel Applications: Assist in the installation and sizing of 4L80E and 4L85E turbine shaft seals. Applicable to All Input Shaft LengthsSimilar to the for Kent Moore J-38736, Atec Trans Tool T-2974 和 T-2974-M Function: Resizer prevent improper installation and damage to seals. Prevent deformation during installation. Easy to Use: 1. Remove the old seal correctly, making sure to remove all seal debris from each groove. 2. Lubricate grooves, new seals and tools with trans gel. 3. First expand the small end seal to the correct inner diameter. 4. Place the new seal in the center of the groove and gently apply pressure with your finger to ensure the seal is inserted into the groove. 5. First slide the small resizer through the seal using the long tapered end, which will ensure that the seal is gradually fixed into the groove. Note: Using the short tapered side first may cause the seal to roll out of the groove and be permanently damaged! 6. Let the sizing adjuster set the seals for at least one minute, then use the short cone to flip the sizing tool to ensure that both seals are correctly sized. 7. Repeat the same steps for the big end, ensuring that all grooves, seals, and tools are properly lubricated with trans gel prior to installation. . Package List: 3 x Turbine Shaft Seal Installer