GSP 810229 Rear Left Suspension Strut and Coil Spring Assembly Compatible with Pontiac 08 Grand Prix

2008 Pontiac Grand Prix Suspension Strut and Coil Spring Assembly - Rear Left
GSP's Coil Springs are designed and tuned specifically for each application. This provides optimal perfromance, control, and ride height. GSP Loaded Struts will restore the vehicle's ride to original factory specifications. GSP's Silent Ride Technology (SRT) encompasses premium isolator bushings and application specific upper mounts. This helps to eliminate unwanted vibration and noise. GSP's dual-layered, chrome finished piston rods provide superior corrosion resistance guaranteeing maximum seal life in even the most extreme environments. The added nitrogen gas to all GSP Loaded Struts helps to reduce oil foaming and strut fade, while providing a consistant high quality ride experience. GSP's "Tri-Lock", piston rod seals feature two inner seals to lock gas and oil in and an outer seal to lock dirt and debris out. (NOK Japan Seals) Upper Mounts - GSP makes to OE Specific sometime they are hollow. Competitors to cut cost will make it solid. GSP advantedge uses a proprietary oil that retains the proper viscosity through a wide temperature range, maintaining performance & foam resistance