Crane Hi Clearance D44 Interlocking arm and knuckle system is simply the strongest, most user/installer friendly on the market. The piloted link hole allows for use of Heims by simply drilling straight through to 5/8" or 3/4". If OE type tie rod ends is what you prefer, Taper them as needed to fit from 1/4 ton ends to 1 ton rod end. These arms if used with heims can handle up to a 5" backspaced wheel.