Best Harley Davidson Primary Oil Substitutes

Bikers need to maintain their bikes. They need to look after every part of the bike to run smoothly. Oil is one of the essential elements required for maintaining a bike. Oil ensures the even performance and functioning of the bike.

Without changing the bike’s engine oil, the engine can get overheated, friction may increase, and its overall performance can decrease. This synthetic engine oil is compatible with most two-wheeler vehicles. High-quality oil substitutes are required to avoid any issues arising from the bike.

One such bike, and the oil required for it whose recommendations are available, is the Harley-Davidson. Here are some of the best Harley-Davidson primary oil substitutes.

Top 5 Best Harley Davidson Primary Oil Substitutes in 2024

Mobil 1 96936 20W-50 V-Twin Synthetic Motorcycle Motor Oil

The Mobil 1 96936 20W-50 V-Twin Synthetic Motorcycle Motor Oil is the correct fit for a motorcycle using 20W-50 engine oil. It provides a smooth performance in bike engines, which are mechanized with a known engine or transmission lubrication system. The Mobil 1 96936 20W-50 ensures all the bike parts and system run smoothly without any frictional issues from the wet-grasp engine structures.

Mobil 1 V-Twin 20W-50 engine oil is designed to provide the proper frictional traits important for wet-grasp transmission structures. The primary oil will protect your motorcycle in extreme situations where advanced motor oil cannot compete, such as extreme high-speed racing and functioning. Let’s look at some of the features to understand its uses:


  • The Mobil 1 96936 20W-50 V can resist the acute heat generated by excessive-running motorcycle engines and the rough riding conditions.
  • It weighs around 11.0 lbs. It comes in a bottle.
  • This oil weighs SAE 20W-50, which means it has an SAE density score of 20 in bloodless temperatures and a score of fifty at everyday working temperatures.
  • Its liquid volume comes in at 32 fluid ounces.
  • Mobil 1 V-Twin 20W-50 is laboratory tested, and it also looks after the performance of the horsepower and acceleration.
  • This oil is motor oil, which means it is distilled from crude oil or petroleum products which sustains the service life.
  • It reduces extreme noise
  • The Mobil 1 V-Twin 20W-50 oils are more universal than artificial or hybrid motor oils because they’re suitable to use with nearly all types of modern-day automobile engines, from motorcycles and vans to bikes, and more.
  • It has received good ratings and reviews.

Lucas Oil 10790 Chain Case Oil

The Lucas Oil 10790 Chain Case Oil ensures it absorbs the excess heat and runs the bike smoothly. It is the right choice that helps cool down the clutch, reducing the friction arising while riding and smoothening the overall performance when there is an excessive load. Here are its features that will make you understand the product better:


  • It absorbs a significant amount of heat from the clutch touch and friction.
  • It helps in reducing the noise and cools down the extreme heat.
  • It exceeds and satisfies the OEM (original equipment manufacturer).
  • It suits extremely heavy situations in the vehicle.
  • It is compatible with Harley-Davidson bikes with a consistency of 25W-40.
  • It weighs around 0.907 kilograms.
  • It is available with a supply box.
  • It improves the quality and performance of the vehicle.
  • It ensures smooth clutch working.
  • The Lucas Oil 10790 Chain Case Oil exceeds the service life.
  • It greases the main chain and other parts.
  • It has received good reviews and ratings from users.
  • It is available at an affordable price.

Maxima Racing Oils 40-04901 V-Twin Mineral Primary Oil

The Maxima Racing Oils 40-04901 V-Twin Mineral Primary Oil has received good reviews and ratings from users, which means it ensures adequate performance. It includes brilliant oil that provides excessive-overall performance transmissions and number one chain instances. It is mechanized to deal with bound clutches and reduce the extreme pressure situations on the bike. This primary oil is suitable for Harley-Davidson bikes. Let’s look at its features in detail:


  • It looks after the extreme pressure additives and protects the surface against heavy loads while allowing clean movement beneath top hundreds and RPMs (revolutions per minute).
  • It ensures extreme heat conditions or meltdowns.
  • The oil develops for high-overall performance transmissions and chain system issues.
  • The liquid volume is around 32 fluid ounces.
  • It is available in various packs as well as a single bottle.
  • It protects the gears from sediments and guarantees a trouble-free mechanism.
  • It has received good reactions and ratings from users.
  • It’s available with a supply box.
  • It reduces noise and exceeds the primary maintenance of the vehicle.
  • The Maxima Racing Oils 40-04901 V is available at an affordable rate.

Red Line 42904 V-Twin Primary Case Oil – Engine Oil

The Red Line (42904 V-Twin Primary Case Oil-Engine Oil) is well-known and has consistently received good ratings and reviews. It’s a bit expensive but worth the money. It has a monetary value. The Red Line sustains well and does not need to be changed frequently. It helps in maintaining the temperature level and improves the clutch rendition. Here are the features of the Red Line oil in detail:


  • The Red Line oil full-synthetic formulations are compatible with modern V-Twins, UTVs, ATVs, Harley-Davidson, and sportbikes.
  • This product is for use inside the preliminary chaincase with wet-diaphragm bound clutches.
  • It improves the clutch functioning and decreases put-on and temperature.
  • It helps in lowering the engine noise.
  • It is compatible with other old models of vehicles.
  • Where most of the other products are too slippery to take hold of operation, this friction and balanced product is manufactured to provide much less slippery performance and smoothness and add power to the functioning of the motor and engine.
  • The liquid volume is around 32 fluid ounces.
  • It is available in packs or quarts as well as a single bottle.

Red Line 10204 20WT Race Oil

The Red Line’s 20 WT SAE (5W20) Racing Oil is available with excellent properties to ensure the smooth performance and functioning of the bike.

It’s manufactured to provide the highest level of safety and cleanliness for your vehicle’s engine. The Red Line’s 20 WT SAE (5W20) Racing Oil is compatible with bikes like Harley-Davidson and other models. Here are its features in more detail:


  • The oil will offer higher safety than petrol oil and a better viscosity grade under extreme shear conditions.
  • It will help to increase high-temperature oil pressure and protect approaches at excessive speeds and levels.
  • It helps in reducing and maintaining the high-temperature levels.
  • The Red Line oil helps smooth the performance and functioning of the vehicle by reducing the friction and properly lubricating it.
  • The liquid volume is around 32 fluid ounces.
  • It is available in packs or quarts as well as a single bottle.
  • It flows smoothly in cold climates and extends the service life of the bike.
  • This product is worth the money and has monetary value.

Buyers Guide


This buyer’s guide assists you in checking the features and specifications that will ensure that you understand what to look for in products. These pointers mentioned below will help you make a better choice and offer information about the product related to its style factors, trying to make your purchase clean and smooth without creating confusion. Here are some of the pointers:

1. Budget

A budget is always considered before buying products or even looking for them. Without deciding on a fixed budget for your product, it will not help you make a better financial purchase. So, decide on a budget and try to sort out the products you are willing to buy under that budget with all its factors. The Harley Davidson Recommended Primary Oil Substitutes suggested above are all budget-friendly and come with excellent features and ease of use.

2. Viscosity

Viscosity means the oil’s resistance to going with the flow and lubrication. It is crucial to pick the right oil with a suitable viscosity for the vehicle, and if not, it can lead to depreciation of the gears and other parts. High viscosity oils are typically better at retaining  strength to protect engines at high temperatures. Harley-Davidson bikes require oil with a high viscosity.

3. Quality

The quality of a product is essential for it to be worth the money. The quality of the oil is vital for the functioning of bikes like Harley-Davidson for them to run and function properly. These products protect the parts of the vehicle and avoid any issues arising.

4. Features

Functions and features are what make the product work well. Features help in understanding the product and its uses. The primary oil substitutes for Harley-Davidson are available with numerous features and are compatible with other models. Users need to know its features to decide which one is the right pick for their bike.

5. Brand

The brand of a product is its identity, which informs the users about its features and uses. The brands of the primary oil substitutes for Harley-Davidson and other vehicles presented above are well-known and come with superb features to make your riding safe and refreshing.

6. Reviews and Ratings

Reviews and rankings of a product give knowledge of the brand and its offerings. Reviews and ratings assist in making higher choices as customers deliver sincere ratings and remarks on the products. The primary oil substitutes are good-quality products and assure smooth and flawless performance.

7. Credibility

Sources like is one of the examples of credible sources. Credibility is a vital factor when it comes to online shopping. Before buying any product online, you should confirm the site you are using to buy it. The items suggested above are from credible sources like

Follow all the pointers noted and keep them in your thoughts before shopping for anything. Hope this could ensure a secure and clean purchasing for you.



The fundamental purpose of engine oil is to see that sufficient lubrication is furnished to all engine elements so that friction and wear reduces. It is a vital factor for vehicles and their functioning. Oil is another factor that is essential in maintaining and sustaining a vehicle. These provide lubrication and protect against extremely high temperatures and operation.

All the primary oil substitutes mentioned above consist of certain features you should consider before planning to buy them, as their viscosity is different. All the primary substitutes for oil protect the wearing out of parts, maintain the temperature and ensure smooth performance.

Without the correct use of the oil, the engine will begin to overheat and probably damage the engine and the other parts altogether. There are oil substitutes available on the market for Harley-Davidson, which are budget-friendly, are available with excellent features, and are worth the money.

Follow the guidelines above and check all the points mentioned before buying the product. Read all its features and see if they are compatible or not. Picking out the right product can be difficult. Just know the features and its usage. Hope this manual made shopping easier and helped you choose the best option for your preferences or needs.

Frequently Asked Questions


1. Can You Operate Artificial Primary Oil in Harley-Davidson?

Yes, you can use synthetic oil in Harley primary. Synthetic and conventional oil can be utilized without any compatibility problems or mechanical risks. It helps in smooth transmission and lubrication of the vehicle.

2. What Is the Capacity of Oil of a Harley-Davidson?

The primary oil potential of a Harley-Davidson is said to be around 1 quart or 32 ounces. Check out all of its properties and features before deciding on buying it to avoid any issues.

3. What Viscosity Is Harley-Davidson’s Primary Oil?

The 20W-50 motorcycle oil’s viscosity is the right choice for excessive operation activity and sustainability of the vehicle.

4. Which Is the Best Primary Oil Substitute for Harley-Davidson?

Harley-Davidson recommends using around 20W-50 inside the engine, transmission, direct chain system, and gear. Check the viscosity and the other features which are compatible with Harley-Davidson. Mentioned above are among the best primary oil substitutes for the vehicle.