Feature: 1. Fitment: Harmonic Balancer install tool is fit for LS LT Engine 1997‑2023 Gen 3,4,5, please confirm whether your model is applicable before buying. 2. Thrust Bearing: Our balancer puller comes with a thrust bearing to replace the common flat washer, and has a higher hex end design for easier installation. 3. Effective: The bolt threads helps position your crankshaft pulley, and the tool is particularly effective and safe compared to pulling the balancer with bolts. 4. Precise Construction: Harmonic Balancer install tools are made of carbon steel and precision manufactured to ensure a smooth, reliable connection that does not clog easily. 5. Simple Operation: With user friendly design, simple installation and operation, suitable for beginners and professionals to use, convenient and fast. Specification: Item Type: Harmonic Balancer Install ToolFitment:Fit for LS/LT Engine 1997-Up. Package List: 1 x Harmonic Balancer Install Tool1 x Thrust Bearings 1 x Gasket Note: For best results, please add lubricating oil!