This is the O-ring you need for your Polaris machine, part number 5411599.
It's a brand new, never used seal that comes in its original packaging – nothing fancy, just a solid rubber O-ring that does its job.
The brand isn't specified, but it's made to meet OEM specs.
If you're rebuilding an engine, fixing a leak, or just doing some preventative maintenance, this little ring is critical for keeping fluids where they belong.
It's a simple but essential part that can save you from bigger headaches down the trail.