Purpose and Specifications

The COMMA SX75W90 GL4 5L is a semi-synthetic gear oil designed for smooth operation in five and six speed manual gearboxes and differentials. It meets API GL-4 and GL-3 specs, plus Ford M2C175-A, ensuring reliable protection for petrol and diesel vehicles.

This 75W90 viscosity oil flows easily in cold weather down to -30°C for effortless gear shifts, while staying thick up to 150°C to protect gears under heavy loads. Its enhanced stability maintains performance over 100,000 km or 5 years, reducing wear and keeping shifts smooth.

• Semi-synthetic formula for modern transmissions
• Low-temp flow eases cold starts
• High-temp shear resistance for long life
• 5L volume for full gearbox fills

When to Use / Replace?

Use in any gearbox specifying GL-4, 75W90, or similar like 80W90. Ideal for daily drivers, towing, or high-mileage vehicles. Replace every 60,000-100,000 km or 3-5 years, or if shifting feels notchy or noisy.

Shelf life is 5 years in cool, dry storage away from extremes.

FAQ

Q: Is this safe for my manual transmission?
A: Yes, GL-4 formula protects yellow metals without corrosion, perfect for five/six-speed boxes.

Q: How often should I change it?
A: Every 60,000-100,000 km or 3-5 years for optimal protection and smooth shifting.

Q: Works in cold climates?
A: Absolutely, flows great down to -30°C for easy gears even on frosty mornings.