8E1848 New Crawler Dozer Ripper Shank Protector Fits Caterpillar B8 D8K D8L D8NOne New Aftermarket Replacement Ripper Shank Protector Fits Caterpillar (Fits CAT) Crawler Dozers This R450 2 pin sharp style ripper shank protector shields the lower portion of the ripper shank from wear and ground impact on Fits Caterpillar (Fits CAT) D8 and D9 series crawler dozers. It works in tandem with ripper tips to provide a smooth transition and sharper leading edge for consistent ripping performance. Uses 2 pins (6Y3394) and 2 retainers