This is your primary tool for entry stability. A lower wedge setting will make the car "looser" (turn easier), while higher wedge will "tighten" the car up, which is often necessary at Charlotte to prevent the rear end from stepping out during high-speed entry.
For maximum speed, disable steering and braking assists in the Options Menu . These often force the car to slow down unnecessarily in high-speed sections. Summary of Targeted Goals Adjustment Effect at Charlotte Wedge
Adding more sway bar compared to other 1.5-mile tracks like Texas or Atlanta can provide better lateral stability through the high-banked turns. Driving Line and Strategy A great setup only works if you hit your marks.
Most default setups have the splitter too high. Lowering it by about an inch can significantly increase front-end downforce and straightaway speed.