The Teraflex Sport fixed-length flexarms are designed to offer maintenance free performance for 4" Teraflex Elite LCG suspension systems. They must be used in conjunction with the Elite LCG suspension system backetry. The pre-adjusted length arm corrects caster and pinion agle for 4" lift kits. The 1-5/8" x 0.156 wall DOM tube stands up to trail abuse and demands, in even the roughest terrain. The high quality, factory style bushings provide excellent vibration damping ride quality characteristics with zero maintenance. They offer a full range of movement which will not restrict articulation or flex off-road. They feature 9/16" (14mm) bolts with a sport length of 34 3/64" with a premium black e-dipped coating offering superior durability and corrosion resistance.