Description
The Red Line MT-85 75W85 GL-4 gear oil is formulated to provide exceptional protection and performance for manual transmissions and gearboxes. Designed with advanced synthetic technology, this gear oil ensures smooth shifting and minimizes wear under high-stress conditions. Its high-quality formulation adheres to industry standards for automotive gear lubrication, making it suitable for a wide range of vehicles requiring a GL-4 gear oil. This gallon-sized container offers convenient and economical coverage for both professional workshops and DIY enthusiasts seeking reliable gear lubrication.
Red Line’s MT-85 75W85 GL-4 gear oil features a balanced viscosity that maintains optimal film strength across a broad temperature range. It provides excellent low-temperature fluidity for cold starts and robust protection at operating temperatures, reducing gear wear and extending component life. The formulation is compatible with various gear materials and seals, ensuring compatibility and long-term reliability. This gear oil is not classified as a CARB-approved product but meets or exceeds industry expectations for performance and durability.
Designed specifically for automotive applications, the Red Line MT-85 75W85 GL-4 gear oil is an ideal choice for high-performance vehicles and transmissions subjected to demanding driving conditions. Its synthetic base oils and advanced additives work together to deliver consistent lubrication, reduce friction, and prevent gear noise. Whether used in racing or daily driving, this gear oil provides peace of mind through dependable protection and enhanced drivetrain efficiency.
Features:
- Formulated for manual transmissions and gearboxes requiring GL-4 lubricant
- Synthetic blend for superior low-temperature fluidity and high-temperature stability
- Provides excellent wear protection and minimizes gear noise
- Compatible with a wide range of gear materials and seals
- Convenient gallon size for extensive coverage and cost efficiency



















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