AMSOIL 10W-40 Synthetic ATV/UTV Motor Oil
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at National Synthetics — arrange pickup
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Upgraded Performance & Protection for ATVs and UTVs
AMSOIL 10W-40 Synthetic ATV/UTV Motor Oil covers the broadest range of ATV/UTV applications. Its severe-service formulation protects hot, high-revving engines while delivering confident clutch feel and consistent performance.
Key Benefits
- Broadest ATV/UTV application coverage — Can-Am, Honda, Kawasaki, Yamaha and more
- Superior friction-durability minimizes clutch slippage, fade and chatter
- Severe-service formulation for demanding chores and tough terrain
- Wet-clutch compatible with no friction modifiers
- Protects hot, high-revving engines against wear
- Superior all-weather performance
- Warranty Secure — keeps factory warranty intact
- Premium alternative to OEM fluids
Confident Clutch Feel and Severe-Service Protection
AMSOIL 10W-40 Synthetic ATV/UTV Motor Oil's superior friction-durability properties help minimize clutch slippage, fade and chatter, giving riders consistent clutch feel during takeoffs or when maneuvering around obstacles on the trail. It contains no friction modifiers and promotes smooth shifting and positive clutch engagement.
Its synthetic technology delivers reserve protection against heat and aids in cooling shrouded engines.
Technical Specifications
| Property | Value |
|---|---|
| Kinematic Viscosity @ 100°C, cSt | 14.1 |
| Kinematic Viscosity @ 40°C, cSt | 88.3 |
| Viscosity Index | 165 |
| Flash Point | 242°C (468°F) |
| Fire Point | 268°C (514°F) |
| Pour Point | -40°C (-40°F) |
| NOACK Volatility, % weight loss | 4.7 |
| Four-Ball Wear Test Scar, mm | 0.57 |
| HT/HS Viscosity @ 150°C, cP | 4.1 |
Industry Certifications & OEM Approvals
API
- SL
JASO
- MA
Applications
Use in ATVs and UTVs that require a 10W-40 motor oil, including those made by Can-Am, CFMOTO, Honda, John Deere, Kawasaki, Kubota, Suzuki and Yamaha.
API SL, JASO MA
Follow the OEM oil-change recommendation.
Pros and Cons
Pros
- Broadest ATV/UTV application coverage — Can-Am, Honda, Kawasaki, Yamaha and more
- Superior friction-durability minimizes clutch slippage, fade and chatter
- Severe-service formulation for demanding chores and tough terrain
- Wet-clutch compatible with no friction modifiers
- Protects hot, high-revving engines against wear
- Superior all-weather performance
- Warranty Secure — keeps factory warranty intact
- Premium alternative to OEM fluids
Cons
- Premium Investment: Higher initial cost compared to conventional or "shelf-brand" synthetic oils.
- Limited Local Retail: Primarily available through authorized dealers and specialized synthetic outlets. National Synthetics is a local stocking dealer. Call 1-678-944-8816 to confirm in-stock items for same-day local pickup.
Order Through Your Independent AMSOIL Dealer
Protect your ATV or UTV with purpose-built synthetic oil. As your Independent AMSOIL Dealer, we provide expert guidance and competitive pricing on all AMSOIL products.
Independent AMSOIL Dealer #1858536
Shipping & Returns
Fast, Reliable Shipping
- Free standard ground shipping on orders of $100 ($130 in Canada) or more.
- Orders under the threshold ship for a flat $9.99 ($12.99 in Canada) freight charge.
- In-stock items typically delivered in two to three business days.
- U.S. and Canada only — no shipments to PO Boxes.
30-Day Return Policy
- Return unopened, currently marketed products within 30 days for a full refund (minus freight).
- Exchange unopened products within 90 days with no restocking fee.
- Special-order items are non-returnable.
- Returns are handled directly by AMSOIL.
Customer Reviews
See all 265 reviewsATV oil
Love the oil best in the business I use it for my ram diesel truck so I bought a new Yfz 450r so why not go with the best oil in the business.
Independent AMSOIL Dealer #1858536. Product information sourced from AMSOIL. Visit AMSOIL.com for the most current product details and availability.