Dominate the trail with the Assault Industries MAS-223 Phoenix Axle, engineered specifically for the Polaris RZR RS1. Featuring a proprietary high-temp grease blend tested up to 586.4°F and robust 4340 chromoly steel construction, these axles are built to handle extreme heat and aggressive riding conditions. High-angle CV joints ensure reliable power delivery through the toughest terrain, while the increased shaft size provides unmatched durability. Backed by a 3-year warranty, this is the ultimate performance upgrade for your race-ready machine.

Material	Heat-treated 4340 chromoly steel
Compatibility	2018-2021 Polaris RZR RS1
Grease Temperature Rating	Up to 586.4°F
Warranty	3-year manufacturer defect warranty
CV Joint Type	High-angle articulation
Protection	Waterproof grease blend
Construction	Increased shaft size over OEM