AMSOIL 100% Synthetic Metric Motorcycle Oil 5W-40
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Engineered for European Metric Motorcycles
AMSOIL 5W-40 Synthetic Metric Motorcycle Oil features the highest viscosity index (176) in the metric motorcycle lineup, delivering consistent protection across the widest temperature range. Ideal for Aprilia, BMW, Can-Am, Husqvarna, and Moto Guzzi motorcycles requiring 5W-40.
Key Benefits
- Highest viscosity index (176) in the metric lineup
- Premium wear protection for engines and transmissions
- Smooth, confident shifts with wet clutch compatibility
- Excellent cold-weather performance at -47°C (-53°F)
- Superior rust and corrosion protection (11.6 TBN)
- JASO MA/MA2 certified
Technical Specifications
| Property | Value |
|---|---|
| Kinematic Viscosity @ 100°C, cSt | 16.0 |
| Kinematic Viscosity @ 40°C, cSt | 97.8 |
| Viscosity Index | 176 |
| HTHS Viscosity, cP | 4.3 |
| Flash Point | 234°C (453°F) |
| Pour Point | -47°C (-53°F) |
| NOACK Volatility, % weight loss | 5.9% |
| Total Base Number (TBN) | 11.6 |
Industry Certifications & OEM Approvals
API
- SN
JASO
- MA/MA2
GL
- GL-1
Pros and Cons
Pros
- Highest viscosity index (176) in the metric lineup
- Premium wear protection for engines and transmissions
- Smooth, confident shifts with wet clutch compatibility
- Excellent cold-weather performance at -47°C (-53°F)
- Superior rust and corrosion protection (11.6 TBN)
- JASO MA/MA2 certified
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.
Get AMSOIL 100% Synthetic Metric Motorcycle Oil 5W-40 Today
Order directly through National Synthetics for Preferred Customer pricing and fast shipping.
SHOW MY PRICEIndependent 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.
Frequently Asked Questions
5W-40 is commonly used in European metric motorcycles including Aprilia, Benelli, BMW, Can-Am, Husqvarna, and Moto Guzzi. Check your owner's manual to confirm the correct viscosity.
Independent AMSOIL Dealer #1858536. Product information sourced from AMSOIL. Visit AMSOIL.com for the most current product details and availability.