Penrite Pro Gear 70W-75 is a premium, full synthetic gear oil suitable for use in manual transmissions and transaxles that require API GL-4 and GL-4 Plus specification fluids. Penrite Pro Gear 70W-75 is formulated with full synthetic base oils and modern technology additives to provide excellent wear protection, smooth shift performance all while extending the oil service life. The low viscosity formula is ideal for use in manual transmissions that generally require automatic transmission fluid to be used, offering improved film strength and load carrying capabilities. The oxidation stable formula will help to keep harmful deposits from forming and to assist in maintaining oil and component cleanliness. Pro Gear 70W-75 is also great for vehicles with poor or notchy shifting performance. To find the manual transmission or diff oil suggested for your vehicle; either add your vehicle to My Garage or check with your manufacturer, vehicle user manual, your local mechanic or head in-store and talk to one of our friendly team.