The Sport package is designed to increase the performance of your stock 400EX suspension. This package delivers a balanced spring and valving combination that will out perform aftermarket shocks at a fraction of the cost. Each setup is custom built and designed to meet your specific riding application. All setups are determined by rider weight, and chassis modifications. Nothing is compromised! The Sport Package is recommended for recreation, competitive racing and for those looking to maximize there suspensions performance at an affordable price.