Oil Viscosity 75W - 90 SAE Viscosity Grade (Gear Oil) 75W90 SAE Viscosity Grade (Motor Oil) 15W40 Pour Point, °C -45 Manufacturer Part Number 50304 x6 Quantity Set of 6 GL Rating GL-4 California Prop 65 Warning This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Brand Red Line Oil Vis @ 40°C, CSt 82 Pour Point, °F -49 Volume 1qt. Vis @ 100°C, CSt 15.5 Package Quantity Pack of 6 API Service Class GL 4 Viscosity Index 200 Brookfield Viscosity @ -40°C, Poise 320 UPC Does not apply .