Description
Progressive spring rates deliver the compliance you need under light loads while providing the support required when pushing hard through corners. This 12-inch coilover spring kit handles both street-driven vehicles and track applications without requiring custom fabrication—just bolt it into your existing coilover setup. The 140/225 lb/in progressive rate strikes the balance between ride quality and responsiveness that separates competitive builds from the rest.
- 12 inch length
- 2.5 inch inner diameter
- 140/225 lb/in progressive rate
- Barrel-type design
- Steel construction
- Black powder coat finish
- Conventional coil spring
- Complete kit
- MPN: 120-250-225 V







