AT-50 AUTOMATIC TRANSMISSION — Removal of Component Parts 6. REMOVE SPEED SENSOR (a) Disconnect the connector. (b) Remove the speed sensor. (c) Remove the O-ring from it. AT1986 7. REMOVE TRANSMISSION HOUSING (a) Remove the six bolts. (b) Remove the transmission housing. D4983 8. REMOVE EXTENSION HOUSING AND GASKET (a) Remove the six bolts. (b) Remove the extension housing and gasket. D4984 9. REMOVE SPEEDOMETER DRIVE GEAR AND BALL (a) Using snap ring pliers, remove the snap ring. (b) Remove the speedometer drive gear and ball. D4986 10. REMOVE SENSOR ROTOR AND KEY (a) Remove the sensor rotor and key. (b) Using snap ring pliers, remove the snap ring. w/o A.B.S. w/ A.B.S. AT2004 C4151