Normally a 3600 would have 8 lug wheels. A 3100 has an enclosed torque tube that goes all the way from the transmission to the rearend. A 3600 has a short torque tube and then an open driveshaft to the rearend.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!