HIGHTEC TOPGEAR HC 75W-90 is a high-performance multi-grade gear oil based on HC-synthetic technology. It is developed for manual gearboxes and axle drives in passenger cars, commercial vehicles and agricultural machinery, where it delivers dependable wear protection and easy gear engagement even in the cold. The low-friction formulation also helps reduce drivetrain losses and supports fuel economy.

Purpose and specifications

This gear oil is intended for manual transmissions and axle gears requiring a GL4/GL5 lubricant. It meets API GL4, API GL5 and MIL-L-2105 D, with approvals including MAN 342 Type M1, ZF TE-ML 05A, ZF TE-ML 16C, ZF TE-ML 17B, VOLVO 97312, Volvo 1273.10, John Deere J 11 E, Ford M2C197-A and Steyr B-101.

• 1L container for a complete gearbox or axle oil change
• 75W-90 grade ensures easy shifting from approximately -40 C up to high operating temperatures
• Strong anti-wear film protects gear teeth and bearings under sustained load
• HC-synthetic base reduces friction and contributes to fuel savings

When to use / change?

Choose this oil where a 75W-90 GL4/GL5 gear oil is prescribed for your manual gearbox, axle or agricultural drivetrain. Replacement intervals are typically around 60,000 km or as defined by the manufacturer's service schedule. It operates reliably from about -40 C to +140 C. Stored unopened in a cool, dry place, shelf life is approximately 5 years.

Frequently asked questions

Is it suitable for tractors and farm machinery?
Yes, it carries John Deere and Steyr approvals alongside automotive and commercial-vehicle use.

Can I use it in both gearbox and axle?
Yes, it meets GL4 and GL5, covering manual transmissions and hypoid axle gears.

Does it shift well when cold?
The 75W-90 grade keeps gear changes smooth at low temperatures down to roughly -40 C.

Suitable for: Volvo FH, MAN TGS, Ford Transit, John Deere tractors, Steyr tractors. Always verify the exact approval against your vehicle's owner manual before use.