The Spyder® RT-S package offers all the standard Spyder RT Audio & Convenience features, PLUS: Electronically-adjustable rear air suspension with auto-leveling Aluminum 6-spoke Smoked Chrome front wheel 14 x 5 in. (355 x 127 mm) Special edition chrome trim Two additional rear speakers with independent passenger audio controls Fog lamps and LED running lights 5 LED accent lights 3.5 mm audio player input Front cargo light Front cargo liner