ATR's new Chassis Spine is a fully engineered solution to keep your Can-Am Renegade, Outlander or Outlander MAX rigid and tough! This beefy spine is made from 6061-T6 Aircraft grade aluminum and went through many revisions until ATR ended up with a shape that is low in weight, while adding the needed rigidity! This spine is designed to reinforce the entire length of the 4'' x 1.5'' main frame tub... more.