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The Ultimate Manual Transmission Lubricant

Red Line Oil MT-90 75W90 Manual Transmission Lube is a premium synthetic gear oil designed for those who refuse to compromise on transmission health. Formulated to meet GL-4 requirements, MT-90 provides the perfect balance of protection and shift quality. It is specifically engineered to be safe for brass synchronizers, making it the ideal choice for a wide variety of manual transmissions that require a 75W90 viscosity fluid.

Why Choose MT-90?

• Provides superior gear protection and reduces transmission operating temperatures.
• Optimized for smooth shifting in both cold and hot weather conditions.
• Safe for use with yellow metals, preventing premature wear of synchronizers.
• High-performance synthetic base offers exceptional resistance to thermal breakdown.
• Ideal for performance street cars, track vehicles, and daily drivers.

Each case contains 12 one-quart bottles, ensuring you have enough high-quality fluid for your next transmission service. By choosing MT-90, you are investing in the longevity of your gearbox, reducing the likelihood of gear whine and difficult shifting. This lubricant is widely recognized by automotive enthusiasts for its ability to transform the feel of a manual transmission, making every gear change crisp and reliable. Whether you are tackling a track day or navigating your daily commute, Red Line Oil delivers the performance you need to drive with confidence. Keep your drivetrain in peak condition with the best synthetic lubricants available at GGCRACING.