Brand new TRW engineered rear composite leaf spring for 1963 to 1977 Corvettes. Composite springs were offered as an option on Corvettes starting in 1981 and due to their superiority to steel springs they have been standard equipment on all Corvettes since 1984.
Upgrage your Corvette and enjoy:
Smoother/Quieter ride with reduced harshness.
Reduced weight: Spring weighs 8 lbs versus 40+ lbs for the steel version
More responsive handling due to monoleaf construction
No permanent modifications required.
Easy installation with detailed instructions and all necessary hardware supplied
Available in three rates to fit your comfort and driving style: 315#, 340# & 355# - Please select below.
*Note: Please check your current spring prior to ordering. Stock 1963 to 1977 Corvettes came with 2 1/4" springs mounted with 9/16" bolts with a 13/16" wrench size but some cars may be equipped with 1978 to 1979 rearend covers as indicated by a 2 1/2" spring attached with 7/16" bolts with a 5/8" wrench size.