Purpose and Specifications

LIQUI MOLY 21682 Transmission Oil 75W is a high-quality gear oil designed for manual transmissions and differentials. This 1-liter boxed oil delivers smooth shifting, reduces wear, and keeps your transmission running quietly even under heavy loads. It handles temperatures from -40°C cold starts to over 150°C operating heat without breaking down, ensuring reliable protection for everyday driving and towing.

• Smooth gear changes: Less friction means easier shifting and no grinding.
• Longer life: Cuts wear to extend transmission service up to 100,000 km or 5 years with proper use.
• Quiet operation: Reduces noise and vibration for a comfortable drive.
• Wide temp range: Flows easily in winter, stays thick in summer heat.

When to Use / Replace?

Use LIQUI MOLY 21682 in manual transmissions, axle drives, and differentials without wet locks. Ideal for high-stress conditions like off-road or heavy hauling. Replace every 60,000-80,000 km or 3-4 years, or sooner if you notice hard shifting, noise, or slipping. Shelf life is 5 years unopened.

FAQ

Is this oil safe for my manual transmission? Yes, it's perfect for manual gearboxes, reducing wear and improving shift feel without harming seals.

How much oil for a full change? One 1-liter bottle covers most cars; check your manual for exact capacity, typically 1.5-2.5 liters total.

Can I mix with other gear oils? Best results unmixed, but it's compatible with most mineral or synthetic 75W oils for top-ups.