Rock Krawler 4.5-inch X Factor Pro aluminum system for 2007–2018 Jeep Wrangler JK two-door models, supplied as an aluminum-component suspension kit. The X Factor Pro aluminum system is tailored to two-door JKs lifted 4.5 inches and emphasizes a lighter-weight, kit-based approach to improve suspension geometry and off-road travel. It’s aimed at owners seeking a high-quality, lift-specific suspension package.
Rock Krawler 07-18 Jeep Wrangler JK 2DR 4.5in X Factor Pro Aluminum System