King Off-road Shocks are the highest quality shock you can buy for your 4wd, made by hand in California resulting in a superior product. Bringing the same components and designs from their race winning shocks, King Shocks now allow you to run the same products in your 4wd. The result is a high-end product that can be customized from aesthetics, shock tuning (valving) and ride height. CTO Industries also offer vehicle specific valving, we have found although King Shocks are incredible from the factory ACF Designs has perfected the tuning (valving) for our conditions and have options to suit relative to your load and needs. This results in a ride superior to any other King Shock and allows you to get the absolute most out of your investment.