Rack & Pinion steering assembly - known for it's center point connection truck vs the extended end tie rod seen on usual rack & pinion systems. Able to be fitted under the chassis of Studebaker C/K models or or Avanti with custom made brackets and mounted just forward of the oil pan rise. The Studebaker tie rods connect directly to the center point truck. It is usually required to adapt the steering column shaft to the pionion gear box with universal joints. Atsco #6409 r & P ATR 6409 This part fits the following vehicles: BUICK APOLLO/SKYLARK-All Engines (86 - 86) BUICK SKYHAWK-All Engines (82 - 86) BUICK SOMERSET REGAL FWD-All Engines (85 - 86) CADILLAC CIMARRON-All Engines (82 - 86) CHEVROLET CAVALIER-All Engines (82 - 86) OLDSMOBILE FIRENZA-All Engines (82 - 86) OLDSMOBILE CALAIS FWD-All Engines (85 - 86) PONTIAC J2000/SUNBIRD-All Engines (82 - 86) PONTIAC GRAND AM-All Engines (85 - 86) Possible poor results from bump steer can result from erroneous placement of the rack. The tie rods should remain parallel in their travel to prevent this.