If I was you, I would buy the 23, and order the new 24 or 25 truck while there, so I dont have to worry about not getting a new truck next year!
ME! I usually drive them until there dead around 10 yrs and 200K miles. I dont have the funds to trade in on a yearly basis.
Marty
92 Navistar dump truck, 7.3L 7 sp, 4.33 gears with a Detroit no spin
2014 Chevy 1500 Dual cab 4x4
92 Red-e-haul 12K equipment trailer