Hotchkis 13+ Dodge Challenger R/T V6 Rear Only Sport SwaybarHotchkis Sport Suspension 22121 2013+ Dodge Challenger R T V6 Rear Sport Sway Bar Set. Enhance the cornering performance of your 2013 and up Dodge Challenger R T V6 with a rear set of Hotchkis Sport Suspension sport sway bar. Our rear sport sway bar package increases rear roll stiffness . As delivered the Challenger R T V6 has excessive under steer and limited roll control. Rear sport sway bar gives the driver the ability to rotate the car on corner