Best Seller | SET PENETRATOR-LONG RIPPER for Caterpillar 6Y0359 6Y-0359 9J8920 7J6844 8J2220 New aftermarket replacement part for Caterpillar (CAT) 6Y0359 SET PENETRATOR-LONG RIPPER for Caterpillar 6Y0359 6Y-0359 9J8920 7J6844 8J2220. Please confirm part number is correct for your particular sales model and serial number before ordering. more | | $77.41 FREE shipping go to store |