Product Description Goodyear Shift Premium GL-4 (MTF) is an extreme pressure Gear Lubricant formulated from highly solvent refined base oils and special Sulphur Phosphorous additives are recommended for use in automotive manual gear applications. They are ideally recommended forhypoid gear applications where loading is severe and excellent gear protection is required. Download Product 80W90-85W140-140-90 Data Sheet Product Code API MEETSExceeds Grade MSDS GYMT-6130/8090 GL-4 80W90 Download GYMT-6135/85140   GL-4 85W140   Download GYMT-6140/140 GL-4 140 Download GYMT-6145/90   GL-4 90 Download GYMT-6150/8090   GL-3 80W90 Download GYMT-6155/85140   GL-3 85W140 Download