AD and TF years didn't have them - if you look in the glove box operators manual for your year you'll find the pattern pictured - and see in the pic of the interior/controls that there's none on the knob .... folks who drove trucks in those days knew how to use a floor shift wink

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics