it's GVW that they go by, not shape, and there's no chance your truck would have a 10000# GVW, which starts w/ the smallest 1.5T

the regular 3600 has a factory GVW of 5200# and the dually option makes it 6900#

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