Developed and tested by and for American riders. Test riders logged more than half a million miles on U.S. roads. Each front Commander tire size is tailored to the unique handling characteristics of each bike by a combination of profile and casing designs. Rayon carcass ply instead of polyester for a compliant ride and stable handling. Aramid belts in the rear Commander, instead of less costly fiberglass, controls the centrifugal growth on the tire allowing a large contact patch, excellent traction and wear.