The D9E was available in three drive versions:

  • 34A series with powershift drive;
  • 49A series with direct drive;
  • 50A series with torque converter drive.

Caterpillar D9E '1959–61

The D9E was available in three drive versions:

  • 34A series with powershift drive;
  • 49A series with direct drive;
  • 50A series with torque converter drive.

WheelsAge.org '2005–pr.