a 55 1st isn't all that rare, and part of the late47-early55 "Advanced Design" series - if the title says 55 the only other thing it could be is an end of year 54 that was titled in early 55, or a 55 2nd series, called a "Task Force" 55

the vin number is coded to indicate the year

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