Each spring is computer designed for specific rear-end weights to establish the correct ride height and to allow the full range of suspension travel. Maximizing the full potential of the springs based on vehicle weight provides optimum weight transfer, rear axle control and traction Manufactured on precise CNC equipment for superior accuracy and uniform spring rate from one spring to another. Premium-grade chrome silicon steel extends durability and maintains correct spring rate and ride height after repeated hard launches C2560$82.99 Don't see what you want? .......... Need help? Or, IF THERE IS NO ORDER BUTTON AVAILABLE on the part you want to buy, please call us TOLL FREE at 1-888-6 GO FAST(1-888-646-3278) Monday - Friday 8AM - 4:30PM Pacific Time and talk to one of our experienced Sales Agents. Some parts may not be legal for sale or use in California and other states on any polution controlled motor vehicles. Check your local laws for use. Copyright © GoFastParts.com all rights reserved. No part of this site may be reproduced without prior written consent.