3100 is the short 1/2T, 3200 is the long 1/2T, 3600 is the 3/4T [long only] - all 3 were available in fleetside, the 3/4T bed is no different than a 1/2T long one

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 & Rust-a-holics Unanimous parking lot