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AMSOIL Severe Gear 75W90



AMSOIL Severe Gear 75W90 is a high-performance synthetic gear lubricant expertly engineered to provide remarkable protection and durability for your vehicle. This state-of-the-art formula offers superior protection in extreme conditions, ensuring optimal performance even under severe operating conditions like heavy loads, high speeds, and high temperatures. Its superior film strength reduces wear, prevents metal-to-metal contact, and extends the life of your gears. The AMSOIL Gear Oil 75W90 also boasts excellent fluidity at low temperatures, resulting in smooth, seamless shifts and quick, efficient lubrication from the get-go. To combat thermal degradation, it incorporates advanced additives that resist varnish, sludge, and deposits, maintaining the cleanliness and efficiency of your vehicle's components. Additionally, its resistance to foaming enhances its overall stability, adding to its longevity.


Whether you're dealing with everyday driving, towing, racing, or off-road and heavy-duty applications, AMSOIL 75W90 Synthetic Gear Oil is your ultimate ally, delivering uncompromised protection and performance that you can rely on. Trust in the technology and innovation of AMSOIL and elevate your vehicle's performance to new heights. Available in the Easy pack option to make handling the fluid easier! See the video below.

Order this AMSOIL Gear Oil and DIY or take it to a motor mechanics shop to have it installed. Become an AMSOIL Preferred Customer and get up to 25% off on your order!


Key points of considerations are:

  • Offers advanced wear protection for your equipment.

  • Effectively manages thermal runaway to prevent overheating.

  • Guards against rust and corrosion, preserving equipment integrity.

  • Contributes to lower operating temperatures, promoting efficiency.

  • Extends the lifespan of your oil, seals, and equipment.

  • Includes friction modifiers suitable for limited-slip applications.


This product is a cutting-edge synthetic gear lubricant meticulously designed to offer supreme protection and exceptional performance for your vehicle. It represents the pinnacle of AMSOIL's commitment to delivering top-tier, innovative lubrication solutions to meet the rigorous demands of both contemporary and classic drivetrains. This high-performance product offers numerous benefits to your vehicle's performance and longevity, making it a perfect companion for your gear system.

1. Superior Protection in Extreme Conditions

This gear oil 75W90 is engineered to function exceptionally in severe operating conditions. Its advanced formulation provides extraordinary resistance to the detrimental effects of heavy loads, high speeds, and elevated temperatures, which are known to accelerate wear and tear in gears. This gear oil ensures a robust shield of protection under these extreme conditions, thus enhancing your vehicle's durability and reliability.

2. Excellent Film Strength

The film strength of a lubricant is its ability to maintain a layer of protection between the moving parts of the engine, minimizing metal-to-metal contact. AMSOIL Gear Lube 75W90 stands out due to its remarkable film strength. This attribute reduces wear on your gears, significantly extending their lifespan and providing a more efficient and smoother operation.

3. Superior Low-Temperature Performance

Cold starts can be detrimental to your vehicle's gear system, with conventional gear oils often proving sluggish in such conditions. This 75W90, however, exhibits excellent fluidity at low temperatures. This results in rapid and effective lubrication from the moment you start your engine, ensuring smooth gear shifts, reduced wear, and enhanced fuel efficiency.

4. Resistance to Thermal Degradation

This 75W90 gear oil incorporates innovative additives to resist thermal degradation – a common issue in high-performance applications that can lead to the formation of varnish, sludge, and deposits. By effectively resisting these harmful substances, this product helps maintain the cleanliness of your vehicle's components, contributing to overall enhanced efficiency and performance.

5. Reduced Foaming

The formation of foam in gear oil can reduce its lubricating effectiveness and cause issues like overheating and cavitation. AMSOIL Severe Gear 75W90 resists foaming, thereby maintaining its lubricating properties and providing greater stability and longevity for your gear system.

6. Versatility

Whether it's daily commuting, towing, off-road, racing, or heavy-duty applications, Severe Gear 75W90 is equipped to handle a wide range of scenarios. This versatility sets it apart from many other gear oils on the market, providing drivers with the reassurance that their vehicle's gear system is well protected, no matter the driving conditions or applications.

7. Improved Fuel Efficiency

By reducing friction and maintaining optimal viscosity even under severe conditions, this product helps enhance your vehicle's fuel efficiency. This can result in considerable savings over time and contributes to more sustainable driving practices by reducing your carbon footprint.

In conclusion, this 75W90 synthetic gear oil is an investment in your vehicle's future. It is more than just a lubricant; it's a promise of performance, protection, and peace of mind. Trust in the innovation and dedication of this company's products and embrace a new level of excellence for your vehicle's gear system. The longevity and performance you will achieve with Severe Gear 75W90 truly set the benchmark for what gear oil should be. Order this product today and DIY or take it to an oil change close to me facility, like an oil change 5 location that offers gear oil services, a Jiffy Lube near me facility, a Valvoline instant location, another one stop lube installer or your own auto mechanics shop to ensure this gear oil is installed professionally. 

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