Purpose and Specifications

RAVENOL SLG 80W90 1L is a tough, multi-purpose transmission oil built for commercial vehicles, trucks, and heavy-duty axles. It delivers rock-solid protection under extreme loads with its excellent thermal stability that keeps it performing from -27°C cold starts to over 168°C high-heat conditions, ensuring smooth gear shifts and long-lasting components.

This mineral-based gear oil meets top specs like API GL4, GL5, MT-1 plus approvals from MAN, ZF, Scania, and Volvo, making it perfect for hypoid axles, manual transmissions, and auxiliary drives. It fights wear, sludge, and corrosion while staying compatible with all seals—no leaks or mix-ups.

• Flows easily in freezing temps down to -27°C for reliable winter starts
• Holds thick at high temps above 168°C for heavy towing or hauling
• Extends gear life with superior pressure protection and anti-wear additives
• 1L bottle ideal for precise top-ups or small transmissions

When to Use / Replace?

Use RAVENOL SLG 80W90 in manual transmissions, rear axles, and drives needing GL-4/GL-5 protection, especially in trucks or machinery under heavy loads. Switch to it year-round—no seasonal changes needed.

Replace every 60,000-100,000 km or 24-36 months under normal use; cut to 30,000-50,000 km for severe duty like towing or off-road. Check levels monthly and top up if low. Shelf life is 3-5 years unopened in cool, dry storage.

FAQ

Q: Is this safe for my truck's hypoid differential?
A: Yes, its GL-5 rating and ZF/MAN approvals provide extreme pressure protection for hypoid gears under high loads.

Q: Can I use it in cold climates?
A: Absolutely—pours at -27°C, ensuring easy flow and protection even in harsh winters.

Q: How often should I change it?
A: Every 60,000-100,000 km or 2-3 years normally; more frequently for heavy use to maintain peak performance.