Buildup: Polaris "RockCrawler" RZRProject Rigs

All Terrain Research “Chassis Ribs”

Another major recommended addition for a stock or LE model RZR are “Chassis Ribs” from All Terrain Research.  Like the previously installed “Chassis Bones,” these help prevent the RZR chassis from bending during jumping/landing by tying the rear suspension mounts together. (Yes, you will jump your RZR…and yes, it is fun…don’t kid yourself!) The install …