Progress 22mm Rear Sway Bar, 03-05 SRT-4 / 00-05 NeonThis sway bar is a drastic improvement over the stock rear sway bar on 00 05 Neons and Neon SRT 4's. Most Neons have a 17mm rear sway bar, and because of it being small, and having soft rubber mounting hardware, it can flex a lot more than desired. Stock SRT 4 swaybar sizes 24mm front and 17mm rear. Stock 00 05 Neon swaybar sizes 20mm front and 17mm rear. This Progress rear sway bar is 22mm, with heavy duty construction, and solid urethane bushings