The Rock Krawler Pro billet aluminum 4-link upper control arms for 2017–2022 Ford F-250 and F-350 4x4 trucks form part of a package upgrade, supplying billet arms intended for the 4-link conversion. The product description positions these components within a matched upgrade kit for those model years and four-wheel-drive applications, with related hardware included.
Rock Krawler 2017-2022 Ford F250/F350 Package Pro Billet Aluminum 4 Link Upgrade