Hotchkis Sport Suspension 19105 2005 - 2009 Chrysler 300C SRT8 2006 - 2009 Charger SRT8 Sport Coil Springs. When we decided to manufacture coil spring for the SRT8 we took our time and researched other springs on the market. With those springs in mind we found a great combination of performance and comfortable ride characteristics. Our springs feature a linear rate design and come complete with urethane bump stops. Note Not for vehicles with load leveling suspension. 300C SRT8 Drop Front 18 in. (16 in. hub center to fender) Rear 58 in. (16 - 14 in. hub center to fender). Charger SRT8 Drop Front 14 in. (15 - 34 in. hub center to fender). Rear 34 in. (16 in. hub center to fender). Fits 2wd Hemi Only