The ACDelco 10-4033 / 10-9339 GM Original Equipment SAE 75W-90 Gear Oil is a high-quality gear oil specifically designed for GM vehicles. Made in the United States, this oil ensures optimal performance and protection for your vehicle's gears. With an unspecified length warranty, you can trust that this product will keep your vehicle running smoothly for years to come. Upgrade your oil change and lube routine with this trusted and reliable gear oil made by ACDelco.