Polaris RZR RS1 Rhino AxleBuilt to Last Sure, stock axles might work for a few rides, but if you push your Polaris RZR RS1 to the limit, you need more. Our Rhino Brand Axles offer a chromoly replacement that is stronger and more durable than stock. They come with redesigned CV joints with high articulation angles that are made to handle whatever situation you find yourself in. Our axles have a strength to weight ratio worthy of being used on the toughest machines on the