yes, 3804 [3G on the vin] ... and your 3604 could have been ordered with a higher GVW option that would have been the rear springs [and maybe axle] of the 3800 - the 3600 had 17.5 rims and the 3800 had 19.5's

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