Flanged Disc Bearing, Gang Bearing-Relube with Flange, NEW HOLLAND/DMI ST740 5 Shank Disc Ripper, Tandem Axle, Same as CASE-IH MRX690, Big Blades. PART NO. OEM NO. DESCRIPTION/APPLICATION ST740 ST740 NEW HOLLAND/DMI ST740 5 SHANK DISK RIPPER, TANDEM AXLE, SAME AS CASE-IH MRX690, BIG BLADES . (WT: 5.80 Lbs)