![Landrum Bump Springs](http://midnight22.com/cdn/shop/products/F143998838_{width}x.jpg?v=1577850368)
Landrum Bump Springs
Bump Springs are used in conjunction with a primary spring to allow a race car to have a relatively soft initial spring rate to get down to the desired optimum ride height, and then pick up the rate of the bump spring to achieve a constant dynamic ride height.
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