It came with whatever it was specified to come with when the purchase order was made. Could be a 9 speed, 10 speed, 13 speed, 15 speed, 18 speed, 5x4, 6x4, etc.
Depends on what the transmission is. 8LL, 9 speed, 10 speed, 13 speed, 15 speed, and 18 speed transmissions are available.
Peugeot BA 10/5
All My Children - 1970 1989-10-10 was released on: USA: 10 October 1989
Assuming you're referring to the engine ECU, there isn't one from Kenworth - it'll be from whichever manufacturer made the engine, which, for that model year, will either be Cummins or Caterpillar. Disconnect the batteries for 10 - 15 minutes, then reconnect them.
Later with Bob Costas - 1988 1989-10-10 was released on: USA: 10 October 1989
3rd Degree - 1989 1989-10-15 was released on: USA: 15 October 1989
3rd Degree - 1989 1989-10-31 was released on: USA: 31 October 1989
April 10 1989 was a Monday.
May 10, 1989 was a Wednesday.
July 10, 1989, was a Monday.
Definition - 1974 1989-03-10 was released on: USA: 10 March 1989
Today - 1952 - 1989-07-10 was released on: USA: 10 July 1989