if you wondering what sway bar will fit you PT any front SRT-4 Sway bar will fit. but if your on a budget then get the http://www.speedandpowerdevelopment.com/PURCHASE/SUSPENSION.html Economical SWAY BAR 26MM, PT CRUISER FRONT FOR SRT-4 $66.31 as for the rear bar the Cruiser doesnt come with a rear bar because it has a rear axle there are aftermarket bars sold which you choose is up to you.