Castrol Transmax 75W-85 Gl-4 Long Life Gear Oil 20L 3432318

Castrol Transmax 75W-85 Gl-4 Long Life Gear Oil 20L

Castrol is here to serve every driver, every motorcyclist and every industry on Earth. We do this through Liquid Engineering. That means creating high performance oils, lubricants, fluids and greases for every application you can imagine.

We also know that you need every part of your world to run smoothly, so we can lubricate every part of the car or motorcycle you own, the escalators at your local shops, the elevator at your office, and even the production line that made your refrigerator. We are here for you in Australia's workshops, mines, farms and beyond.

Whatever you need, we help make it happen.

Key features

• Designed for long life and superior performance in manual transmissions.
• Excellent wear protection for extended gear life.
• Enhanced thermal stability to resist breakdown under high temperatures.
• Improved shifting performance for smoother operation.
• Compatible with a wide range of vehicles and industrial applications.
• Meets or exceeds industry standards for GL-4 gear oils.

Technical details

• Viscosity: 75W-85
• Type: GL-4 gear oil
• Pack size: 20 litres
• Suitable for both automotive and industrial applications.
• Formulated for optimal performance in moderate to high load conditions.

Applications / fitment

This gear oil is typically used in manual transmissions and differentials where GL-4 specifications are required.

• Passenger vehicles with manual transmissions.
• 4x4 vehicles and off-road applications.
• Heavy machinery and agricultural equipment.
• Industrial gearboxes and differentials.
• Fleet vehicles requiring reliable gear lubrication.

Why buy from Mick’s Gone Bush?

• Trusted Australian business focused on reliable power, auto-electrical, and service parts.
• Stock sourced from reputable distributors and brands.
• Practical support for trade, off-grid, and fleet customers.
• Clear shipping, warranty, and customer service.
• Expertise in power products and consumables tailored for Australian conditions.

Frequently asked questions

What vehicles can use Castrol Transmax 75W-85 GL-4 gear oil?

This gear oil is suitable for a variety of passenger vehicles, 4x4s, and heavy machinery that require GL-4 specifications.

How often should I change the gear oil?

It is recommended to change the gear oil according to the vehicle manufacturer's guidelines, typically every 30,000 to 50,000 kilometres.

Can I mix this gear oil with other types of oil?

It is best to avoid mixing different types of gear oils to ensure optimal performance and protection.

Is this gear oil suitable for high-performance applications?

Yes, Castrol Transmax 75W-85 is designed to provide excellent performance in both standard and high-performance applications.

How should I store this gear oil?

Store in a cool, dry place away from direct sunlight and extreme temperatures to maintain its quality.