AMSOIL Heavy Duty Diesel Oil:
Engineered for Maximum Performance
Diesel engines are the workhorses of transportation, agriculture, and industry. They endure extreme conditions, from heavy loads to long hours of operation. AMSOIL Heavy Duty Diesel Oil is specially formulated to protect these engines, offering unmatched durability and efficiency. AMSOIL’s advanced synthetic technology ensures long-lasting performance, reduced wear, and extended oil change intervals.
Introduction to AMSOIL Heavy Duty Diesel Oil
AMSOIL is a trusted name for diesel applications, with products that keep engines running smoothly under the toughest conditions. From commercial fleets to individual truck owners, AMSOIL delivers reliable protection for every need.
AMSOIL 15W-40 Commercial-Grade Diesel Oil

Key Features of AMSOIL 15W-40 Commercial-Grade Diesel Oil
AMSOIL 15W-40 Commercial-Grade Diesel Oil is designed to meet the demands of modern diesel engines. It provides superior wear protection, reduces deposits, and improves fuel efficiency. This oil is ideal for trucks, heavy machinery, and commercial vehicles operating in extreme conditions.
Benefits of AMSOIL 15W-40 Commercial-Grade Diesel Oil
- Enhanced Wear Protection: Prevents metal-to-metal contact in high-pressure environments.
- Oxidation Resistance: Maintains stability under extreme heat.
- Extended Drain Intervals: Reduces downtime and maintenance costs.
AMSOIL 10W-30 Commercial-Grade Diesel Oil

Why Choose AMSOIL 10W-30 Commercial-Grade Diesel Oil?
AMSOIL 10W-30 Commercial-Grade Diesel Oil is perfect for light- and medium-duty diesel engines. Its lower viscosity improves fuel economy while providing excellent protection for engine components.
Features and Advantages
- Fuel Efficiency: Reduces friction, improving mileage and reducing operating costs.
- Cold-Weather Performance: Flows easily in low temperatures, ensuring quick starts.
- Versatility: Suitable for a wide range of diesel applications.
Applications of AMSOIL Diesel Oils
For Commercial Fleets
AMSOIL’s diesel oils are ideal for commercial fleets, offering consistent performance and reducing the frequency of oil changes. Fleet managers can save time and money while ensuring reliable operation.
For Agricultural Equipment
Tractors, harvesters, and other farm machinery benefit from the durability and efficiency of AMSOIL diesel oils. These products protect engines from wear, even in demanding field conditions.
AMSOIL Commercial-Grade Hydraulic Oil: Precision and Protection
Introduction to AMSOIL Commercial-Grade Hydraulic Oil
Hydraulic systems power essential machinery in industries like construction, manufacturing, and agriculture. These systems require high-performance fluids to operate efficiently and reliably. AMSOIL Commercial-Grade Hydraulic Oil delivers exceptional wear protection, thermal stability, and cleanliness, ensuring hydraulic equipment performs at its best.
AMSOIL ISO 68 Commercial-Grade Hydraulic Oil

Why Use AMSOIL ISO 46 Commercial-Grade Hydraulic Oil?
AMSOIL ISO 46 Commercial-Grade Hydraulic Oil is a versatile product suitable for medium-duty hydraulic systems. Its balanced formulation ensures optimal performance in a variety of applications.
Benefits for Heavy Equipment
- Load Carrying Capacity: Protects against wear under extreme pressure.
- Thermal Stability: Handles high temperatures without breaking down.
- Reduced Maintenance Costs: Keeps systems clean, extending the life of hydraulic components.
AMSOIL ISO 46 Commercial-Grade Hydraulic Oil

Why Use AMSOIL ISO 46 Commercial-Grade Hydraulic Oil?
AMSOIL ISO 46 Commercial-Grade Hydraulic Oil is a versatile product suitable for medium-duty hydraulic systems. Its balanced formulation ensures optimal performance in a variety of applications.
Key Advantages
- Anti-Foaming Properties: Improves efficiency by preventing air entrapment.
- Corrosion Protection: Shields components from rust and oxidation.
- Smooth Operation: Reduces friction, ensuring consistent performance.
AMSOIL ISO 32 Commercial-Grade Hydraulic Oil

Why Choose AMSOIL 10W-30 Commercial-Grade Diesel Oil?
AMSOIL 10W-30 Commercial-Grade Diesel Oil is perfect for light- and medium-duty diesel engines. Its lower viscosity improves fuel economy while providing excellent protection for engine components.
Benefits
- Energy Efficiency: Improves system responsiveness, reducing energy consumption.
- Clean Performance: Minimizes sludge and varnish formation, keeping systems clean.
- Reliable Cold-Weather Performance: Flows easily in low temperatures, ensuring smooth operation.
AMSOIL Commercial-Grade Tractor Hydraulic-Transmission Oil

Why Use AMSOIL ISO 46 Commercial-Grade Hydraulic Oil?
AMSOIL ISO 46 Commercial-Grade Hydraulic Oil is a versatile product suitable for medium-duty hydraulic systems. Its balanced formulation ensures optimal performance in a variety of applications.
Benefits for Farm and Construction Equipment
- Enhanced Load-Carrying Capability: Handles high-pressure conditions in hydraulic systems.
- Smooth Gear Shifts: Improves transmission performance, reducing wear on components.
- Corrosion Resistance: Protects against moisture and rust in demanding environments.
Why AMSOIL Products Excel in Commercial Applications
Proven Wear Protection
AMSOIL products are engineered to prevent wear in high-pressure environments, extending the life of engines and hydraulic systems.
Extended Drain Intervals
By resisting oxidation and thermal breakdown, AMSOIL oils and hydraulic fluids allow for longer service intervals. This reduces downtime and maintenance costs.
Enhanced Operational Efficiency
AMSOIL products improve fuel economy, reduce energy consumption, and ensure smooth operation, making them ideal for commercial and industrial applications.
Maintenance Tips for Using AMSOIL Products
Routine Checks and Adjustments
Inspect oil and hydraulic fluid levels regularly to ensure optimal performance. Top off with AMSOIL products as needed.
Seasonal Care for Hydraulic Systems
Use the appropriate AMSOIL hydraulic oil for seasonal conditions. For example, AMSOIL ISO 32 is ideal for cold-weather operations.
Preventative Maintenance
Replace filters and inspect components regularly. Using AMSOIL products minimizes the risk of wear and extends equipment life.
AMSOIL Preferred Customer Program for Businesses
Exclusive Discounts
Members save up to 25% on AMSOIL products, making maintenance more affordable for commercial operations.
Rewards and Free Shipping
Preferred Customers earn rewards on purchases and enjoy free shipping on qualifying orders.
Easy Enrollment
Joining is simple. Visit the AMSOIL website, select your membership plan, and start enjoying exclusive benefits immediately.
Frequently Asked Questions About AMSOIL Diesel and Hydraulic Oils
Are AMSOIL Products Compatible with All Equipment?
Yes, AMSOIL products are designed to meet or exceed OEM requirements. Always check your equipment manual for specific recommendations.
How Often Should I Change My Oil?
AMSOIL’s extended drain intervals reduce the frequency of oil changes. Follow AMSOIL’s guidelines for optimal performance.
Can AMSOIL Improve Equipment Longevity?
Yes, AMSOIL’s advanced formulations protect against wear and deposits, extending the life of engines and hydraulic systems.
Conclusion: Why AMSOIL is the Best Choice for Heavy Duty Applications
AMSOIL Heavy Duty Diesel Oil and AMSOIL Commercial-Grade Hydraulic Oil provide unmatched performance, protection, and efficiency. With products like AMSOIL 15W-40 Commercial-Grade Diesel Oil, AMSOIL ISO 68 Commercial-Grade Hydraulic Oil, and AMSOIL Commercial-Grade Tractor Hydraulic-Transmission Oil, AMSOIL delivers solutions tailored to meet the demands of modern industry. By choosing AMSOIL, you’re investing in reliability, cost savings, and long-term equipment performance.
Advanced Benefits of AMSOIL Heavy Duty Diesel Oil
Exceptional Soot Control
Diesel engines often produce soot, which can clog filters and reduce engine efficiency. AMSOIL Heavy Duty Diesel Oil is formulated with advanced detergents that disperse soot particles, keeping your engine clean and efficient. This reduces wear and extends the life of your engine.
High-Temperature Stability
Under heavy loads, diesel engines generate extreme heat, which can cause conventional oils to break down. AMSOIL’s synthetic base oils resist oxidation and maintain viscosity, ensuring consistent protection even in high-temperature conditions.
Cold-Weather Performance
In cold climates, AMSOIL Heavy Duty Diesel Oil flows easily, providing quick lubrication during startups. This minimizes wear during the critical moments when the engine first starts and reduces downtime caused by cold-weather issues.
Why Choose AMSOIL 15W-40 Commercial-Grade Diesel Oil?
AMSOIL 15W-40 Commercial-Grade Diesel Oil provides a balanced solution for trucks and machinery operating in both extreme heat and cold. It’s engineered to handle severe conditions, including extended idling and long-distance hauling.
Applications for 15W-40 Diesel Oil
This oil is ideal for:
- Long-haul trucks and delivery vehicles.
- Heavy equipment used in construction and agriculture.
- Generators and stationary diesel engines.
Key Benefits for Commercial Users
By reducing engine wear and extending drain intervals, AMSOIL 15W-40 Diesel Oil lowers maintenance costs and increases productivity.
AMSOIL 10W-30 Commercial-Grade Diesel Oil for Fuel Efficiency
Diesel engines used in light and medium-duty applications benefit from AMSOIL 10W-30 Commercial-Grade Diesel Oil. Its lower viscosity reduces internal friction, improving fuel efficiency without compromising protection.
When to Use 10W-30 Diesel Oil
This oil is an excellent choice for:
- Fleet vehicles looking to optimize fuel economy.
- Light-duty diesel trucks used in urban environments.
- Equipment operating in moderate climates.
AMSOIL Commercial-Grade Hydraulic Oil: Built for Reliability
Benefits of AMSOIL Hydraulic Oils for Industrial Equipment
Hydraulic systems require fluids that can handle high pressures, fluctuating temperatures, and contamination risks. AMSOIL Commercial-Grade Hydraulic Oils provide:
- Wear Protection: Reduces friction and extends the life of components.
- Thermal Stability: Prevents fluid degradation in extreme conditions.
- Clean Performance: Keeps systems free of sludge and varnish.
AMSOIL ISO 68 Commercial-Grade Hydraulic Oil for Heavy Loads
AMSOIL ISO 68 Hydraulic Oil is perfect for heavy-duty applications, such as construction equipment and industrial presses. It maintains consistent performance under high pressures and extreme conditions.
Applications for ISO 68 Hydraulic Oil
- Backhoes and excavators.
- Forklifts and cranes.
- Manufacturing machinery requiring high-load capacity.
AMSOIL ISO 46 Commercial-Grade Hydraulic Oil for Versatility
AMSOIL ISO 46 Hydraulic Oil strikes a balance between heavy-duty performance and medium-duty versatility. It’s designed for systems that require reliable lubrication in changing conditions.
Where ISO 46 Shines
- Hydraulic lifts in warehouses.
- Medium-duty machinery in agriculture and forestry.
- Light industrial applications requiring balanced performance.
AMSOIL ISO 32 Commercial-Grade Hydraulic Oil for Precision Equipment
Light-duty hydraulic systems demand quick response and efficiency. AMSOIL ISO 32 Hydraulic Oil is formulated for these applications, offering superior lubrication with minimal drag.
Common Uses for ISO 32 Hydraulic Oil
- Hydraulic pumps in laboratory and medical equipment.
- Light machinery used in food processing and packaging.
- Systems requiring fast fluid response in low-pressure environments.
AMSOIL Commercial-Grade Tractor Hydraulic-Transmission Oil
Features and Benefits for Heavy Equipment
Tractors and construction equipment require reliable hydraulic-transmission oils to function efficiently. AMSOIL Commercial-Grade Tractor Hydraulic-Transmission Oil ensures smooth gear operation while protecting against wear and corrosion.
Applications for Tractor Hydraulic-Transmission Oil
- Farm tractors performing heavy fieldwork.
- Loaders and bulldozers operating under extreme conditions.
- Construction machinery with combined hydraulic and transmission systems.
Long-Term Benefits of AMSOIL Hydraulic and Diesel Oils
Reduced Maintenance Costs
By extending drain intervals and minimizing wear, AMSOIL oils lower the overall cost of ownership for equipment and vehicles.
Improved Equipment Lifespan
AMSOIL products protect critical components from damage, ensuring machinery lasts longer and operates more efficiently.
Consistent Performance Across Applications
Whether used in trucks, tractors, or industrial equipment, AMSOIL oils deliver reliable performance under all conditions.
Maintenance Tips for Using AMSOIL Hydraulic Oils
Regular Inspections
Inspect hydraulic systems for leaks, fluid levels, and contamination regularly. Top off with AMSOIL hydraulic oil to ensure consistent performance.
Seasonal Adjustments for Hydraulic Systems
Switch to lower-viscosity oils like AMSOIL ISO 32 during winter months to prevent sluggish operation in cold conditions.
Replacing Filters
Dirty filters can compromise hydraulic system performance. Replace them as recommended and pair with AMSOIL oils for optimal results.
Why AMSOIL is the Trusted Choice for Commercial Operations
Proven Results in the Field
AMSOIL products undergo rigorous testing to meet and exceed industry standards. Their consistent performance makes them the go-to choice for demanding industries.
Cost Savings for Businesses
AMSOIL’s long-lasting formulations reduce the need for frequent oil changes and minimize downtime, helping businesses save time and money.
Comprehensive Product Line
From diesel oils to hydraulic fluids, AMSOIL provides a complete solution for commercial operators, simplifying maintenance and improving reliability.
AMSOIL Preferred Customer Program for Businesses
Benefits for Commercial Users
- Discounts up to 25% on all AMSOIL products.
- Free shipping on qualifying orders.
- Exclusive access to promotions and rewards.
Joining the Program
Enrolling in the AMSOIL Preferred Customer Program is quick and easy. Visit the AMSOIL website, select your membership plan, and start enjoying the benefits immediately.
Frequently Asked Questions About AMSOIL Diesel and Hydraulic Oils
Are AMSOIL Products Compatible with My Equipment?
Yes, AMSOIL products meet or exceed most OEM specifications. Always refer to your equipment manual for specific recommendations.
How Often Should I Replace Hydraulic Fluids?
AMSOIL hydraulic oils offer extended service intervals. Check manufacturer guidelines and perform regular fluid analysis for optimal maintenance.
Can AMSOIL Improve Fuel Efficiency?
Yes, AMSOIL’s low-viscosity diesel oils and advanced additives are designed to enhance fuel economy while maintaining protection.
Final Thoughts: AMSOIL’s Commitment to Excellence
AMSOIL Heavy Duty Diesel Oil and AMSOIL Commercial-Grade Hydraulic Oil are engineered to deliver exceptional performance and protection. With products like AMSOIL 15W-40 Commercial-Grade Diesel Oil, AMSOIL ISO 68 Hydraulic Oil, and AMSOIL Commercial-Grade Tractor Hydraulic-Transmission Oil, AMSOIL provides a comprehensive solution for commercial operators. Choose AMSOIL for unmatched reliability, reduced maintenance costs, and long-term value.









