TH-700-R4, 4L60, 4L60E, 4L65E Torque Converter, Lock Up (GM31) TH-4L60, 4L60E, 4L65E, 4L70E Torque Converter, Lock Up Diameter: 12 Bolt Circle To Bolt Circle: 10.750" Mount: 3 Pads, Rectangular, 10mm x 1.5 Hub: Slotted Pilot: Diameter 1.703" Splines: 30 Stall: 1800-2000 Codes: DBAF, DBCF, DBHC,... Part #: GM31 / DCB29DCLF Decrease Quantity: Increase Quantity: