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UMI factory-height rear springs for 1964–1966 GM A-Body are wound from premium 9254 CrSi wire and feature a linear 130 lb/in rate for consistent handling. Designed with input from a Sprint Cup chassis engineer, these springs maintain a classic muscle car appearance while improving handling and reducing the floating feel. Finished with a durable black powder coat and manufactured in the USA for Pro-Tour and Auto-x use.
UMI Performance 64-66 GM A-Body Factory Height Springs Rear
