Purpose and Specifications

LIQUI MOLY 1407 Hypoid Gear Oil (GL4/5) TDL SAE 75W-90 is a premium semi-synthetic transmission fluid designed for hypoid gears, manual transmissions, and differentials in trucks and heavy-duty vehicles. It delivers excellent wear protection and smooth shifting even under extreme loads, flowing easily in cold starts down to -40°C and staying thick at high temps up to 150°C.

• Reduces gear noise and friction for quieter, fuel-efficient driving
• Boosts seal compatibility to prevent leaks
• High aging resistance supports extended drain intervals up to 200,000 km or 24 months in commercial use
• Approved for DAF, Eaton, MAN M 3343 Typ M, Scania STO 1:0, ZF TE-ML 02B/08/16B/17B/19B

1-liter box packaging with shelf life of 5 years unopened.

When to Use / Replace?

Use in hypoid differentials and manual gearboxes calling for API GL4/GL5/MT-1 specs, especially commercial trucks facing heavy loads or temp swings. Replace every 100,000-200,000 km or 12-24 months, or sooner if towing, off-road, or hearing unusual noise. Check levels monthly in harsh conditions.

FAQ

Q: Is this safe for my daily driver truck?
A: Yes, it's universal for non-limited-slip differentials, providing top protection without aggressive additives that harm yellow metals.

Q: Can I mix it with other gear oils?
A: Best to flush and use full synthetic for max benefits, but compatible with similar GL4/GL5 oils per manufacturer guidelines.

Q: What's the operating temp range?
A: Performs from -40°C cold starts to 150°C sustained heat, ideal for all climates.