Keeping your Suzuki DL650A V-Strom in peak condition requires regular maintenance, and one of the most important aspects is using the right engine oil. This bike’s powerful engine relies on proper lubrication to deliver reliable performance, so understanding oil type, capacity, and change intervals is essential. Let’s explore these details and help you make the best choice for maintaining your ride.
Vehicle Technical Specifications
The Suzuki DL650A V-Strom comes equipped with a 645cc, 4-stroke, liquid-cooled DOHC 90° V-twin engine. This engine provides both power and efficiency, making it perfect for extended rides and varied terrain. It features a bore and stroke of 81.0 mm x 62.6 mm and a compression ratio of 11.2:1, giving it strong, balanced performance. Paired with its advanced fuel injection system, this bike ensures smooth acceleration and consistent reliability.
The DL650A V-Strom also uses a wet sump lubrication system, adding to the engine’s durability. With components designed to handle varying conditions, regular oil changes play a critical role in keeping everything running smoothly. Proper oil selection ensures maximum engine protection and helps maintain performance, regardless of the terrain or weather.
Oil Change Essentials
Oil Type, Capacity, and Change Intervals
For the Suzuki DL650A V-Strom, the recommended oil type is synthetic 10W-40 motorcycle oil. This type of oil offers superior protection and performs consistently under high stress and varying temperatures compared to conventional options.
The oil capacity of this bike is 2.75 quarts. This measurement ensures the engine has sufficient lubrication without overfilling, which could cause problems.
When it comes to oil change intervals, it’s advised to change the oil approximately every 3,000 to 4,000 miles or every six months, whichever comes first. For the most accurate assessment of when to change your oil, consider using oil analysis, as it can provide detailed insights into the condition of the oil and engine.
Synthetic vs. Conventional Oil
- Synthetic Oil: Synthetic oil consists of uniform, high-quality molecules that provide better lubrication and protection. It resists breakdown under high heat, flows better in cold weather, and leaves fewer deposits in your engine. This makes it perfect for high-performance motorcycles like the Suzuki DL650A V-Strom.
- Conventional Oil: While conventional oil may be more budget-friendly, it tends to break down faster, has higher impurity levels, and isn’t as efficient under extreme conditions. For a bike with an advanced engine, conventional oil might not meet the performance standards required.
When deciding between the two, synthetic oil offers clear benefits for the V-Strom. It matches the bike’s performance needs while ensuring long-term engine health.

Product Reviews: Choosing the Right Oil
- Lucas High Performance Conventional Motorcycle Oil 10W-40
- Pros: Affordable, widely available, and reliable for general use.
- Cons: Breaks down quicker under high heat, less effective in cold weather, and may leave more deposits over time.
- Best for: Older bikes or those with less demanding performance requirements.
- AMSOIL 10W-40 100% Synthetic Metric Motorcycle Oil
- Pros: Exceptional heat resistance, better flow in cold temperatures, and minimal engine deposits. Offers extended oil life and improved fuel efficiency.
- Cons: More expensive upfront compared to conventional oil.
- Best for: Modern, high-performance bikes like the Suzuki DL650A V-Strom that require superior protection and reliability.
Both oils have their place, but AMSOIL’s synthetic 10W-40 motorcycle oil is better suited for the needs of the DL650A V-Strom, providing optimal performance and protection.
FAQs
What is the best oil type for the Suzuki DL650A V-Strom?
Synthetic 10W-40 motorcycle oil is recommended due to its ability to withstand extreme conditions and provide optimal lubrication.
How often should the oil be changed?
Every 3,000 to 4,000 miles or every six months. For a precise recommendation, consider oil analysis to track oil health based on usage and riding conditions.
Can switching to synthetic oil improve performance?
Yes, synthetic oil can enhance performance by reducing friction, improving engine efficiency, and offering better protection against wear and extreme temperatures.
For a detailed review of the Suzuki DL650 V-Strom XT, including its performance and features, read the full article on Motorcycle News here.

Final Thoughts
Caring for your Suzuki DL650A V-Strom with the right oil and maintenance routine ensures a longer-lasting engine, better performance, and a smoother ride. By following the proper oil type, capacity, and change intervals, you’re giving your bike the care it deserves. Whether you’re cruising through winding roads or tackling daily commutes, regular oil changes with high-quality synthetic options like AMSOIL will keep your motorcycle running smoothly and reliably for years to come. For more details on high-performance motor oils, explore Lucas Oil here and AMSOIL 10W-40 100% Synthetic Metric Motorcycle Oil here.