Content Source: 2021 RZR S4 1000 Owner’s Manual (9931549 R02) > Features and Controls Chapter
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The Owner's Manual for this vehicle contains warnings, instructions and other information you must read and fully understand before safely riding or performing maintenance on this vehicle.Always follow the warnings and instructions in Owner's Manual. Click the CONTENTS link above for the Table Of Contents, or download a full PDF of the Owner Manual in the Owner Support area of Polaris.com |
The fuel tank filler cap 
is located on the right-hand side of the vehicle near the passenger seat. When refueling, always use either leaded or unleaded
gasoline with a minimum pump octane number of 87 R+M/2 octane. Do not use fuel with ethanol content greater than 10 percent, such as E-85 fuel. To close, tighten the fuel cap until it clicks twice.
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