Z Premium API GL-5 Gear Oil is a high-performance automotive and industrial gear lubricant formulated with premium base oils and advanced extreme-pressure (EP) additives. Designed for transmissions, manual gearboxes, and differential systems, it delivers excellent load-carrying ability, wear protection, and heat resistance , ensuring long gear life and smoother operation under all driving conditions.
Engineered to perform reliably in light commercial vehicles, tractors, passenger cars, and industrial gear systems, this oil meets API GL-5 international performance standards.
Key Features & Benefits
Excellent EP protection prevents gear scoring and wear
Smooth gear shifting and noise reduction
High thermal & oxidation stability for longer oil life
Anti-rust & anti-corrosion protection for metal surfaces
Compatible with yellow metals used in synchromesh gearboxes
Minimises sludge formation even in tough conditions
Applications
Ideal for:
- Manual Transmissions & Synchromesh Gearboxes
- Light & Heavy Commercial Vehicle Gears
- Agricultural & Tractor Transmissions
- Industrial Enclosed Gear Drives
- Construction & Mining Machinery
- Final Drive & Axle Systems where API GL-5 is recommended








