AMSOIL 0W-50 Synthetic ATV/UTV Motor Oil
Join the Preferred Customer program to save approximately 25% off the retail price today
Estimated delivery by or sooner
0 units available for local pickup
at National Synthetics — arrange pickup
Ships directly from AMSOIL
Delivered fast from the closest AMSOIL distribution center.
All-Season Performance for Polaris ATVs and UTVs
AMSOIL 0W-50 Synthetic ATV/UTV Motor Oil is recommended by AMSOIL in place of Polaris PS-4 Extreme Full Synthetic 0W-50 Engine Oil. Its all-season performance makes it ideal as a year-round oil, helping riders avoid the time and money spent switching between seasonal oils.
Key Benefits
- Recommended replacement for Polaris PS-4 Extreme 0W-50
- Highest viscosity index (191) — most consistent all-season protection
- Eliminates seasonal oil changes in applications that recommend switching to 10W-50
- Pour point of -48°C for outstanding cold-weather startup
- HTHS viscosity of 5.0 cP for strong high-temperature film strength
- Wet-clutch compatible with no friction modifiers
- Warranty Secure — keeps factory warranty intact
Highest Viscosity Index in the Lineup
With the highest viscosity index (191) in the ATV/UTV Motor Oil lineup, the 0W-50 maintains the most consistent viscosity across extreme temperature swings. Its pour point of -48°C (-54°F) delivers outstanding cold-weather startup while its HTHS of 5.0 cP provides strong high-temperature film strength.
Technical Specifications
| Property | Value |
|---|---|
| Kinematic Viscosity @ 100°C, cSt | 19.4 |
| Kinematic Viscosity @ 40°C, cSt | 114.4 |
| Viscosity Index | 191 |
| Flash Point | 220°C (428°F) |
| Fire Point | 230°C (446°F) |
| Pour Point | -48°C (-54°F) |
| NOACK Volatility, % weight loss | 6.7 |
| Four-Ball Wear Test Scar, mm | 0.53 |
| HT/HS Viscosity @ 150°C, cP | 5.0 |
Industry Certifications & OEM Approvals
API
- SL
JASO
- MA
Applications
Use in ATVs and UTVs that require a 0W-50 motor oil, including the Polaris Ranger, RZR, Sportsman and General. Recommended in place of Polaris PS-4 Extreme Full Synthetic 0W-50 Engine Oil.
API SL, JASO MA
Follow the OEM oil-change recommendation.
Pros and Cons
Pros
- Recommended replacement for Polaris PS-4 Extreme 0W-50
- Highest viscosity index (191) — most consistent all-season protection
- Eliminates seasonal oil changes in applications that recommend switching to 10W-50
- Pour point of -48°C for outstanding cold-weather startup
- HTHS viscosity of 5.0 cP for strong high-temperature film strength
- Wet-clutch compatible with no friction modifiers
- Warranty Secure — keeps factory warranty intact
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
Upgrade to all-season AMSOIL protection for your Polaris. 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 reviewsExcellent product!!
This oil made huge difference in how our 2024 Polaris Ranger1000 and 2024 Polaris General 1000 XP4 ran!!! Sounds so much smoother! Its amazing!!!
Independent AMSOIL Dealer #1858536. Product information sourced from AMSOIL. Visit AMSOIL.com for the most current product details and availability.