13 best synthetic motorcycle oil for 2021

It’s not that easy to choose the right synthetic motorcycle oil since there’s a ton of things you need to consider first. Some of the factors we paid attention to in our evaluation when reviewing the top synthetic motorcycle oil on the market. Through our research, weve looked through catalogues to pick out the very best for you. Through our comparison table, in-detail reviews of each product, were going to reveal the name of our best synthetic motorcycle oil on the marketbut dont skip to the end!

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Best synthetic motorcycle oil reviews

1. Castrol 06112 POWER 1 4T 10W-40 Synthetic Motorcycle Oil, 1 Quart Bottle, 6 Pack

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
Race derived technology for maximum engine acceleration
Extreme high temperature air-cooled performance and water-cooled engine performance
Excellent shear stability to prevent viscosity breakdown
Exceeds API SL and JASO MA-2

2. Maxima (30-029128) Pro Plus+ 10W-40 Synthetic Motorcycle Engine Oil - 1 Gallon Jug

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
PRO PLUS+ is designed to prolong engine and wet clutch life and offers excellent feel, smoother transmission shifting, easy starts, and improved fuel economy
PRO PLUS+ is an ester fortified 100 percent full synthetic 4T engine oil
PRO PLUS+ is formulated to exceed JASO MA requirements for 4-cycle engines with integrated wet clutches
Balanced Anti-wear and Anti-scuff additive system minimizes engine deposits while protecting critical engine, transmission and clutch components
All weather formula meets or exceeds JASO MA, API SL/SJ/SH/SG

3. Mobil 1 96936 20W-50 V-Twin Synthetic Motocycle Motor Oil - 1 Quart (Pack of 6)

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.

4. Castrol 06116 POWER1 V-TWIN 4T 20W-50 Synthetic Motorcycle Oil, 1 Quart Bottle, 6 Pack

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
Race derived technology for maximum engine acceleration
Extreme high temperature air-cooled performance
Excellent shear stability to prevent viscosity breakdown
Exceeds API SL and JASO MA-2

5. Lucas Oil 10702-PK6 High Performance Synthetic 20W-50 Motorcycle Oil - 1 Quart Bottle - pack of 6

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.

6. Mobil 1 98JA11 10W-40 Racing 4T Motorcycle Oil for Sport Bikes - 1 Quart (Pack of 6)

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.

7. Castrol 10W40 Actevo X-tra 4T Motorcycle Oil - 1 Gallon 3166 (packagin may vary)

Feature

Part synthetic 4-stroke motorcycle oil protects your bikes engine against high temperature deposit and wear
Formulated with Heat Protection Molecules to combat and minimize the formation of harmful high temperature combustion deposits
Outstanding high temperature oil consumption and oxidation control
Exceeds API SG, JASO MA2

8. Valvoline - 822347-CS VR1 Racing SAE 20W-50 Motor Oil 1 QT, Case of 6

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
High zinc/phosphorus for anti-wear protection, including push-rod & flat tappet applications
Formulated to increase horsepower
Designed with an enhanced anti-foam system to protect the engine during extreme stress
Recommended for engines burning gasoline and full or partial alcohol fuels.

9. Royal Purple 06315-6PK Max-Cycle 10W-40 High Performance Synthetic Motorcycle Oil - 1 qt. (Case of 6)

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.

10. Motul 104092 Synthetic Engine Oil

Feature

Meets the following standards: API SL/SH/SG and JASO MA
Recommended for all 4-stroke motorcycles with catalytic converters
Ester technology improves engine response
Proprietary extreme pressure formula to protect the gearbox
Low sulfur and phosphorus formula for bikes fitted with catalytic converters

11. HONDA 08C35-A141L01 Honda Pro GN4 Motor Oil, 10W40, 1 gal

Feature

1 gallon, 10W40
Genuine OEM Honda oil
HONDA set the standard for motorcycle oil when it introduced GN4 way back in 1975

12. AmazonBasics Full Synthetic Motor Oil, SN Plus, dexos1-Gen2, 5W-30, 5 Quart

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
Formulated for longer drain intervals
Helps prevent build up that can cause rust and corrosion
Reduces friction for less engine wear
High resistance to viscosity and thermal breakdown
Helps reduce exhaust emissions

13. Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil (1-Gallon, Single Pack, New Packaging)

Feature

For best performance, follow the manufacturer's recommendations in your vehicle owners manual.
Better fuel economy - compared to 15W-40 oils Rotella offers enhanced fuel economy capability of 1. 5% without compromising engine protection or durability
Improved wear performance - provides a significantly increased level of protection against harmful engine wear when compared to previous generation API CJ-4 engine oils
Improved deposit control - advanced multi-functional dispersant additives in combination with synthetic base oils provide an enhanced level of protection against the effects of soot, dirt and other contaminants
Emissions system compatibility - advanced low-ash formulation helps control blocking of or poisoning of exhaust after-treatment devices, helping maintain vehicle emission compliance and engine fuel efficiency
Improved heat resistance - resists breakdown by heat to provide continuous protection throughout the service interval

Conclusion

By our suggestions above, we hope that you can found the best synthetic motorcycle oil for you. Please don't forget to share your experience by comment in this post. Thank you!