The Energy Suspension Hyper‑Flex master bushing set is specified for 1991–1994 Ford Explorer 4WD and uses Hyper‑Flex polyurethane that resists oils, coolants and UV exposure. The kit includes a comprehensive set of bushings such as radius arm, axle pivot, spring and shackle, and front and rear sway bar bushings. Hyper‑Flex material is designed for extended life compared with conventional rubber and enhanced suspension control.
Energy Suspension 91-94 Ford Explorer 4WD Black Hyper-flex Master Bushing Set