Richmond Synthetic Gear Oils are designed to provide maximum protection and performance under the most demanding conditions. Formulated with high quality, thermally stable, synthetic base oils and exclusive pressure and LIMITED-SLIP ADDITIVES which stay in suspension. This 75W/140 High Performance Gear Lubricant is designed for High Performance Racing Differentials, Posi-traction units and EXCEEDS manufacturer specifications for use in Heavy Duty Car, Light Truck and Commercial Truck. 32-ounces.