Clutch Gasket for GSX400 Impulse The model is GK79A. Thickness is about 0.5mm. Aftermarket. We use sheets made by Japan Balcar Industrial and are certified by professional shops. Fits Manufacturer Part Number: 11482-32C11-000 (Old Model Number: 11482-32C11). The color of the material may change without prior notice, but the performance of the product does not change.