Penrite Pro Gear 75W-85 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 75W-85 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 extreme pressure additives offer enhanced protection for vehicles operating in high performance situations such as racing, towing and off-road. The oxidation stable formula will help to keep harmful deposits from forming and to assist in maintaining oil and component cleanliness. Pro Gear 75W-85 is also ideal for vehicles that are experiencing problems cold shift performance, helping to provide a smoother shift feel. 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.