GSPEED & PENSKE COIL OVER KIT | CHEVROLET CORVETTE C5 1997-2004

** PLEASE NOTE ** Gspeed will contact you via email or phone to go over your cars build and purpose to verify spring rates & additional information needed prior to shipping.  Over the last 6 years, GSpeed has invested heavily into the corvette performance and racing market. As Aero loads and the need to ride over curbs increased, so did the need for a proper damper engineered specifically for the C5/C6 platform. After testing many off the shelf shocks, we quickly realized that what we wanted didn’t exist. Enter Penske. Penske shocks are a clean slate for an engineer, and a large one at that.  We weighed every unsprung part of the suspension and calculated aero loads from wind tunnel testing to determine what we needed as a baseline. After a few revisions and moving the location of the knee, we had what we felt was the best shock package that would be 99% at 99% of the tracks for Corvettes with or with out aero, between 2900 and 3400lbs. This same shock package helped power the