Progress Technology 77.1000.4555 Coilover Spring and Shock Assembly

The Progress Technology Coilovers Series II (CS2) offers an economical alternative to premium coilover systems, delivering adjustable suspension performance at an accessible price point. These coilovers are ideal for entry-level racers, track day enthusiasts, and drivers seeking improved handling and stance without breaking the budget.

Key Features:

• Twin tube damper design for reliable performance and comfort
• Sealed, non-rebuildable dampers for maintenance-free operation
• 2.50-inch inner diameter race springs for precise tuning
• Adjustable ride height for customized stance and handling characteristics
• Complete coilover assembly ready for installation

The CS2 platform combines proven twin tube shock technology with quality race springs to provide noticeable improvements in cornering ability, reduced body roll, and enhanced vehicle control. The sealed damper design ensures consistent performance while keeping costs down compared to rebuildable units. Whether you're looking to improve your car's appearance with a lowered stance or enhance its performance on the street or track, the Progress Technology CS2 Coilovers deliver exceptional value.