The logical choice for all off road racing. A proven unit, made with chromoly rack double heat treated gears. Standard pattern makes this a perfect replacement. This rack is set up for off road vehicles using 5/8 tie rod ends. Hard anodized for wear. (1 to 1 Steering Ratio Lock to Lock)(Recommended for Short Course Only) This rack has a 3/4" 48-Spline pinion gear. 64-1005-5/8