AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is a high-performance synthetic lubricant designed for demanding manual transmission and transaxle applications, offering smooth shifting and exceptional wear protection․
Overview of the Product
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is a premium synthetic lubricant formulated for maximum protection in demanding manual transmission and transaxle applications․ It combines high-performance additives with synthetic base oils to deliver exceptional wear protection, smooth shifting, and long component life․ Designed to reduce friction and maintain viscosity, it ensures consistent performance across a wide temperature range, making it ideal for both everyday driving and extreme conditions․
This gear lube meets API GL-4 standards and is compatible with various specifications, ensuring versatility for multiple vehicle applications․ Its advanced formula promotes smooth engagement of gears and synchronizers, while its cold-flow properties ensure reliable performance in low temperatures․ Engineered for durability, it resists thermal degradation and oxidation, providing extended service life and reduced maintenance costs for manual transmissions and transaxles․
Importance of Gear Lube in Manual Transmissions
Gear lube is essential for manual transmissions, as it reduces friction, prevents wear, and ensures smooth shifting․ It protects gears and synchronizers from damage caused by heat, pressure, and friction․ High-quality gear lube, like AMSOIL 75W-90, is formulated to maintain viscosity and provide extreme-pressure protection, ensuring reliable performance in both everyday driving and extreme conditions․ This lubrication is critical for extending component life and maintaining optimal transmission functionality․

Key Features and Benefits
AMSOIL 75W-90 Gear Lube offers a friction-modified formula for smooth shifting, excellent cold-flow properties, and extreme-pressure protection․ It ensures consistent viscosity and outstanding performance across wide temperature ranges․
Friction-Modified Formula for Smooth Shifting
The AMSOIL 75W-90 Gear Lube features a friction-modified formula that ensures smooth, fast engagement of gears and synchronizers․ This reduces wear and tear, promoting quick, effortless shifts․ The formula is designed to maintain optimal friction levels, preventing excessive wear while providing consistent performance․ It excels in high-stress conditions, such as high-horsepower engines or heavy-duty applications, ensuring reliable operation and extending component life․ This results in a more responsive and durable manual transmission system․
Excellent Cold-Flow Properties
AMSOIL 75W-90 Gear Lube exhibits excellent cold-flow properties, ensuring optimal performance in low-temperature conditions․ Its advanced synthetic formulation remains fluid in extreme cold, allowing for smooth shifting and consistent gear engagement; This reduces wear on gears and synchronizers during cold starts and maintains proper lubrication․ The lube is designed to flow freely even in harsh winter conditions, providing reliable protection and performance when temperatures drop․
Extreme-Pressure Protection
AMSOIL 75W-90 Gear Lube delivers exceptional extreme-pressure protection, safeguarding gears and bearings from wear under heavy loads and shock-loading conditions․ Its shear-stable, synthetic formula maintains viscosity, providing a thick lubricating film that resists breakdown․ With advanced additives, it protects against gear wear in severe-service applications, such as towing or high-performance driving, ensuring reliable performance and extended component life in demanding conditions․
Wide Temperature Range Performance
AMSOIL 75W-90 Gear Lube excels across a wide temperature range, ensuring consistent performance in both cold and high-heat conditions․ Its synthetic formulation resists thermal degradation, maintaining viscosity and protecting components from extreme temperatures․ Whether in freezing cold or intense heat, it delivers smooth shifting and reliable protection, making it ideal for diverse driving conditions and applications, from daily commuting to high-performance scenarios․

Why Choose AMSOIL 75W-90 Gear Lube?
AMSOIL 75W-90 Gear Lube offers superior protection, long service life, and wide compatibility, making it a top choice for manual transmissions and transaxles in demanding conditions․
Superior Protection Against Wear and Corrosion
AMSOIL 75W-90 Gear Lube provides exceptional protection against wear and corrosion with its synthetic formulation and extreme-pressure additives․ It shields gears and bearings from damage, even in extreme conditions, ensuring long-lasting performance and reliability․ The lubricant resists thermal degradation and oxidation, maintaining its protective properties over time․ This makes it ideal for high-stress applications, delivering superior defense against wear and corrosion compared to conventional gear oils․
Long Service Life
AMSOIL 75W-90 Gear Lube is formulated to deliver a long service life, outlasting conventional gear oils by up to two times․ Its synthetic base oils and advanced additives maintain viscosity and protect components even under extreme conditions․ This ensures consistent performance and reduces the need for frequent fluid changes, making it a cost-effective solution for manual transmissions and transaxles․
Wide Compatibility with Various Vehicles
AMSOIL 75W-90 Gear Lube is compatible with a wide range of vehicles, including Hyundai, Infiniti, Kia, Lexus, Mazda, Mitsubishi, Nissan, Suzuki, Toyota, and Volkswagen․ It also suits street rods and muscle cars with transmissions like Muncie, Borg Warner, Saginaw, Ford Toploader, Dearborn, and New Process․ Meeting specifications such as API GL-4, Chrysler MS-9070, and ZF TE-ML 02b, it ensures optimal performance across various applications․

Technical Specifications
AMSOIL 75W-90 meets 75W/80W-90 viscosity requirements, exceeds API GL-4 performance, and complies with Chrysler MS-9070, ZF TE-ML 02b, and other industry standards for gear lubrication․
Viscosity Requirements (75W-90)
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube meets the 75W-90 viscosity requirements, ensuring optimal performance across a wide temperature range․ Its unique formulation provides excellent flow characteristics in cold conditions and maintains viscosity stability under high heat, making it ideal for both everyday driving and extreme applications․ This viscosity grade is specifically designed to meet the demands of modern manual transmissions and transaxles, delivering smooth operation and protection in various driving conditions․
API GL-4 Performance
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube exceeds API GL-4 performance standards, providing superior protection for gears, bearings, and synchronizers․ It delivers excellent resistance to wear, corrosion, and thermal degradation, ensuring optimal performance in demanding conditions․ This certification guarantees compatibility with a wide range of manual transmissions and transaxles, making it a reliable choice for both everyday driving and high-stress applications․
Other Specifications (Chrysler MS-9070, ZF TE-ML 02b, etc․)
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube meets Chrysler MS-9070, ZF TE-ML 02b, MAN 341-Z2, and MB 235․5 specifications, ensuring compatibility with various transmissions․ It replaces GM part 12346190 and Chrysler part 4874459, making it a versatile choice for multiple vehicle types․ This gear lube is designed to deliver exceptional performance across a wide range of applications, ensuring durability and reliability in every drive․

Applications and Compatibility
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is ideal for manual transmissions and transaxles, offering compatibility with front-wheel-drive vehicles and high-performance applications․
Recommended for Manual Transmissions and Transaxles
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is specifically formulated for demanding manual transmission and transaxle applications, reducing friction and maintaining viscosity for smooth shifting․ It is compatible with a wide range of vehicles, including Hyundai, Kia, Mazda, and Nissan, and is ideal for high-torque and high-performance scenarios․ This gear lube meets API GL-4 standards, ensuring superior protection and longevity for both everyday driving and extreme conditions․
Compatibility with Front-Wheel-Drive Vehicles
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is fully compatible with front-wheel-drive vehicles, meeting API GL-4 performance standards․ Its synthetic formulation ensures excellent gear protection and extreme-temperature performance, promoting longevity and reducing maintenance costs․ Designed to handle the unique demands of front-wheel-drive applications, this gear lube delivers smooth shifting and superior wear protection, making it an ideal choice for a wide range of vehicles requiring a 75W-90 viscosity gear oil․
Use in High-Performance and Heavy-Duty Applications
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube excels in high-performance and heavy-duty applications, including towing, heavy hauling, and performance driving․ Its shear-stable formula maintains viscosity under extreme conditions, providing a thick lubricating film and exceptional wear protection․ Designed to handle increased heat and pressure, it is ideal for high-horsepower engines, hot rods, and muscle cars, ensuring smooth operation and extended component life in demanding environments․

Usage and Installation
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is designed for manual transmissions and transaxles requiring a 75W-90 viscosity grade․ Follow manufacturer guidelines for installation․
How to Apply the Gear Lube
For optimal performance, drain the old gear lube and refill with AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube․ Ensure the vehicle is on a level surface and warm the transmission by driving for a few minutes․ Use a high-quality pump or pour the lube slowly into the fill hole․ Replace the plug and check the fluid level using the dipstick or as recommended by the manufacturer․ Avoid overfilling to prevent damage․
Service Life and Maintenance Recommendations
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube offers extended service life, lasting up to twice as long as conventional gear oils under normal conditions․ For severe-service applications, such as frequent towing or high-performance driving, change the fluid every 30,000 to 50,000 miles․ Always follow the vehicle manufacturer’s recommended maintenance schedule for optimal performance and longevity of the transmission and transaxle components․
Performance in Extreme Conditions
AMSOIL 75W-90 excels in extreme conditions, providing superior protection against heat and pressure with its synthetic formulation, ensuring stability and performance in demanding applications․
Protection Against Increased Heat and Pressure
AMSOIL 75W-90 Gear Lube is formulated to withstand extreme heat and pressure, providing a thick lubricating film that prevents wear and maintains performance in demanding conditions․ Its synthetic base resists thermal degradation, ensuring stability in high-temperature applications like the New Venture NV-4500 transmission․ This makes it ideal for heavy-duty use, towing, and performance driving, where increased heat and pressure can compromise transmission longevity․
Outstanding Performance in High-Temperature Applications
AMSOIL 75W-90 Gear Lube excels in high-temperature environments, resisting thermal degradation and oxidation․ Its synthetic base oils and advanced additives maintain viscosity and provide a protective film, even in extreme heat․ Ideal for applications like the New Venture NV-4500 transmission, it ensures consistent performance and protection during heavy-duty use, towing, or performance driving, where heat buildup can compromise component longevity․
Cost and Maintenance Savings
AMSOIL 75W-90 Gear Lube reduces maintenance costs by extending component life and fluid longevity, minimizing the need for frequent fluid changes and repairs․
Longevity of Components
AMSOIL 75W-90 Gear Lube extends component life by reducing friction and wear, while its thermal stability prevents degradation․ Its synthetic formula maintains viscosity, protecting gears and bearings even in extreme conditions, ensuring long-term durability and reliability for manual transmissions and transaxles․
Reduced Maintenance Costs
AMSOIL 75W-90 Gear Lube minimizes maintenance expenses by extending fluid life and reducing wear․ Its synthetic formula lasts twice as long as conventional oils, delaying drain intervals․ Enhanced protection against corrosion and wear lowers repair costs, while its extreme-temperature performance reduces component failure, ensuring fewer replacements and extended service life for manual transmissions and transaxles․

Environmental Considerations
AMSOIL 75W-90 resists thermal degradation and oxidation, promoting eco-friendly properties and longer service life, which reduces waste and environmental impact․
Eco-Friendly Properties
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is formulated to resist thermal degradation and oxidation, promoting extended service life and reducing waste․ Its synthetic composition minimizes environmental impact by lasting longer and requiring less frequent replacements․ This eco-friendly design aligns with modern sustainability goals while maintaining superior performance in severe-service conditions․
Resistance to Thermal Degradation
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube resists thermal degradation, maintaining its viscosity and protective properties even in extreme heat․ Its synthetic formulation provides a robust lubricating film, preventing wear and component damage․ This resistance to high-temperature breakdown ensures consistent performance and extended fluid life, reducing the need for frequent replacements and maintaining optimal protection in demanding conditions․
Comparisons with Other Gear Lubes
AMSOIL 75W-90 outperforms conventional and other synthetic gear lubes, offering superior protection, durability, and performance in extreme conditions, making it a top choice for manual transmissions․
AMSOIL vs․ Other Synthetic Gear Lubes
AMSOIL 75W-90 outperforms other synthetic gear lubes by delivering superior protection, durability, and performance in extreme conditions․ Its friction-modified formula and cold-flow properties ensure smoother shifting and faster engagement compared to competitors․ With exceptional extreme-pressure protection and a wide temperature range, AMSOIL exceeds industry standards like API GL-4 and is recommended for high-performance applications where other synthetics fall short, making it a top choice for manual transmissions and transaxles․
Cold-Flow Test Results
AMSOIL 75W-90 demonstrates exceptional cold-flow performance, maintaining fluidity and viscosity at extremely low temperatures․ In tests conducted at -50°C, it outperformed competitors, ensuring smooth gear engagement and quick shifting․ Its superior cold-flow properties prevent hesitation and wear in cold conditions, making it ideal for vehicles operating in freezing environments․ This outstanding performance underscores its reliability and effectiveness in maintaining optimal transmission function year-round․
Customer Reviews and Feedback
Customers praise AMSOIL 75W-90 for its smooth shifting and improved performance․ Many report reduced gear hesitation and enhanced overall transmission function, ensuring high satisfaction and reliability․
Real-World Performance Reports
Users report significant improvements in shifting smoothness and reduced gear hesitation with AMSOIL 75W-90․ A Corvette owner noted enhanced gear engagement, while another user highlighted reduced wear and improved high-temperature performance․ Many drivers appreciate the lubricant’s ability to maintain viscosity and protect against corrosion, ensuring reliable operation in both everyday driving and extreme conditions․ These real-world experiences underscore the product’s effectiveness in delivering superior transmission performance and longevity․
Customer Satisfaction Ratings
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube consistently receives high customer satisfaction ratings․ Drivers praise its smooth shifting, reduced wear, and improved performance in extreme conditions․ Many report extended component life and reduced maintenance needs․ A Corvette owner highlighted smoother gear engagement, while others commend its effectiveness in high-temperature applications․ Overall, customers appreciate its reliability and superior protection, making it a top choice for manual transmissions and transaxles․
Where to Buy
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is available for purchase on Amazon, AMSOIL’s official website, and through authorized retailers․ Fast, free shipping is often available;
Authorized Retailers
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube can be purchased from authorized AMSOIL retailers, including their official website, Amazon, and select automotive stores․ These retailers offer fast shipping, competitive pricing, and genuine product assurance․ Buying from authorized sources ensures authenticity and warranty coverage, providing peace of mind for customers seeking high-quality synthetic gear lube for their vehicles․
Online Purchase Options
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube can be purchased online through AMSOIL’s official website, Amazon, and other authorized retailers․ These platforms offer fast, free shipping, competitive pricing, and the convenience of shopping from home․ Additionally, online purchase options provide access to customer reviews, product descriptions, and easy reordering, making it a reliable choice for enthusiasts and professionals alike․
AMSOIL 75W-90 Manual Transmission & Transaxle Gear Lube is a top choice for enthusiasts and professionals seeking durability and optimal performance in demanding applications․
Final Thoughts on AMSOIL 75W-90 Gear Lube
AMSOIL 75W-90 Gear Lube is a premium synthetic lubricant offering smooth shifting, exceptional wear protection, and cold-flow properties․ Its extreme-pressure protection and wide temperature range make it ideal for both everyday driving and extreme conditions․ Meeting API GL-4 standards, it ensures compatibility with various vehicles, providing long-lasting performance and reduced maintenance costs․ A top choice for enthusiasts and professionals seeking reliability and durability in manual transmissions and transaxles․