“Don’t just bolt it on – tune it in.”
Use the included setup guide to measure your instant center and roll axis. A small adjustment in upper link angle can drastically change how the truck handles whoops vs. rock gardens.
Named for its border-defying performance, this 4-link kit blends proven geometry with aggressive durability. It’s engineered for trucks, buggies, and SUVs that need maximum axle control without giving up suspension travel. ZFX took the best of long-arm theory and optimized it for drivers who demand more flex, less axle steer, and a planted feel through uneven terrain. zfx south of the border 4 link
"South of the Border" is a term that often refers to a region or a state of mind associated with the southern United States or areas south of a specific border, be it geographical, cultural, or metaphorical. In music, compositions or songs with this title often evoke themes of travel, exploration, nostalgia, or the allure of the exotic and unknown. “Don’t just bolt it on – tune it in